fix bug

Add the ability to pick a specific package to build

.githooks/pre-commit

@@ -33,4 +33,4 @@ for file in $modified_files; do
   fi
 done;
 
-return ${FAIL}
+exit ${FAIL}

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,19 +1,18 @@
 ---
 name: Bug report
 about: Create a report to help us improve
-title: "[BUG] "
+title: ""
 labels: bug
-assignees: gitbuda, antonio2368
-
+assignees: gitbuda
 ---
 
-
 **Memgraph version**
 Which version did you use?
 
 **Environment**
 Some information about the environment you are using Memgraph on: operating
-system, how do you connect, with or without docker, which driver etc.
+system, architecture (ARM, x86), how do you connect, with or without docker,
+which driver etc.
 
 **Describe the bug**
 A clear and concise description of what the bug is.
@@ -22,6 +21,7 @@ A clear and concise description of what the bug is.
 Steps to reproduce the behavior:
 1. Run the following query '...'
 2. Click on '....'
+3. ... IDEALLY: link to the workload info (DATASET & QUERIES) ...
 
 **Expected behavior**
 A clear and concise description of what you expected to happen.
@@ -32,3 +32,11 @@ your problem.
 
 **Additional context**
 Add any other context about the problem here.
+
+**Verification Environment**
+Once we fix it, what do you need to verify the fix?
+Do you need:
+* Plain memgraph package -> for which Linux?
+* Plain memgraph Docker image?
+* Which architecture do you use ARM | x86?
+* Full Memgraph platform?

.github/workflows/daily_benchmark.yaml

@@ -59,7 +59,7 @@ jobs:
           source ve3/bin/activate
           pip install -r requirements.txt
           ./main.py --benchmark-name "macro_benchmark" \
-                    --benchmark-results-path "../../tests/macro_benchmark/.harness_summary" \
+                    --benchmark-results "../../tests/macro_benchmark/.harness_summary" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"
@@ -73,6 +73,8 @@ jobs:
 
           ./benchmark.py vendor-native --num-workers-for-benchmark 1 --export-results benchmark_high_write_set_property.json high_write_set_property
 
+          ./benchmark.py vendor-native --num-workers-for-benchmark 12 --export-results cartesian.json cartesian
+
       - name: Upload mgbench results
         run: |
           cd tools/bench-graph-client
@@ -80,19 +82,25 @@ jobs:
           source ve3/bin/activate
           pip install -r requirements.txt
           ./main.py --benchmark-name "mgbench" \
-                    --benchmark-results-path "../../tests/mgbench/benchmark_pokec.json" \
+                    --benchmark-results "../../tests/mgbench/benchmark_pokec.json" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"
 
           ./main.py --benchmark-name "supernode" \
-                    --benchmark-results-path "../../tests/mgbench/benchmark_supernode.json" \
+                    --benchmark-results "../../tests/mgbench/benchmark_supernode.json" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"
 
           ./main.py --benchmark-name "high_write_set_property" \
-                    --benchmark-results-path "../../tests/mgbench/benchmark_high_write_set_property.json" \
+                    --benchmark-results "../../tests/mgbench/benchmark_high_write_set_property.json" \
+                    --github-run-id "${{ github.run_id }}" \
+                    --github-run-number "${{ github.run_number }}" \
+                    --head-branch-name "${{ env.BRANCH_NAME }}"
+
+          ./main.py --benchmark-name "cartesian" \
+                    --benchmark-results "../../tests/mgbench/cartesian.json" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"

.github/workflows/diff.yaml

@@ -43,7 +43,7 @@ jobs:
 
           # Build community binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release -DMG_ENTERPRISE=OFF ..
+          cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DMG_ENTERPRISE=OFF ..
           make -j$THREADS
 
       - name: Run unit tests
@@ -244,12 +244,14 @@ jobs:
 
           # Build release binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release ..
+          cmake -DCMAKE_BUILD_TYPE=Release ..
           make -j$THREADS
 
       - name: Run GQL Behave tests
         run: |
-          cd tests/gql_behave
+          cd tests
+          ./setup.sh /opt/toolchain-v4/activate
+          cd gql_behave
           ./continuous_integration
 
       - name: Save quality assurance status
@@ -349,7 +351,7 @@ jobs:
           ./init
           # Build only memgraph release binarie.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release ..
+          cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo ..
           make -j$THREADS memgraph
 
       - name: Run Jepsen tests
@@ -417,11 +419,12 @@ jobs:
           source ve3/bin/activate
           pip install -r requirements.txt
           ./main.py --benchmark-name "macro_benchmark" \
-                    --benchmark-results-path "../../tests/macro_benchmark/.harness_summary" \
+                    --benchmark-results "../../tests/macro_benchmark/.harness_summary" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"
 
+      # TODO (andi) No need for path flags and for --disk-storage and --in-memory-analytical
       - name: Run mgbench
         run: |
           cd tests/mgbench
@@ -434,7 +437,7 @@ jobs:
           source ve3/bin/activate
           pip install -r requirements.txt
           ./main.py --benchmark-name "mgbench" \
-                    --benchmark-results-path "../../tests/mgbench/benchmark_result.json" \
+                    --benchmark-results "../../tests/mgbench/benchmark_result.json" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"

.github/workflows/package_memgraph.yaml

@@ -1,4 +1,4 @@
-name: Package All
+name: Package memgraph
 
 # TODO(gitbuda): Cleanup docker container if GHA job was canceled.
 
@@ -6,11 +6,38 @@ on:
   workflow_dispatch:
     inputs:
       memgraph_version:
-        description: "Memgraph version to upload as. If empty upload is skipped. Format: 'X.Y.Z'"
+        description: "Memgraph version to upload as. Leave this field empty if you don't want to upload binaries to S3. Format: 'X.Y.Z'"
         required: false
+      build_type:
+        type: choice
+        description: "Memgraph Build type. Default value is Release"
+        default: 'Release'
+        options:
+          - Release
+          - RelWithDebInfo
+      target_os:
+        type: choice
+        description: "Target OS for which memgraph will be packaged. Select 'all' if you want to package for every listed OS. Default is Ubuntu 22.04"
+        default: 'ubuntu-22_04'
+        options:
+          - all
+          - amzn-2
+          - centos-7
+          - centos-9
+          - debian-10
+          - debian-11
+          - debian-11-arm
+          - debian-11-platform
+          - docker
+          - fedora-36
+          - ubuntu-18_04
+          - ubuntu-20_04
+          - ubuntu-22_04
+          - ubuntu-22_04-arm
 
 jobs:
-  centos-7:
+  amzn-2:
+    if: ${{ github.event.inputs.target_os == 'amzn-2' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, X64]
     timeout-minutes: 60
     steps:
@@ -20,7 +47,25 @@ jobs:
           fetch-depth: 0 # Required because of release/get_version.py
       - name: "Build package"
         run: |
-          ./release/package/run.sh package centos-7
+          ./release/package/run.sh package amzn-2 ${{ github.event.inputs.build_type }}
+      - name: "Upload package"
+        uses: actions/upload-artifact@v3
+        with:
+          name: amzn-2
+          path: build/output/amzn-2/memgraph*.rpm
+
+  centos-7:
+    if: ${{ github.event.inputs.target_os == 'centos-7' || github.event.inputs.target_os == 'all' }}
+    runs-on: [self-hosted, DockerMgBuild, X64]
+    timeout-minutes: 60
+    steps:
+      - name: "Set up repository"
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0 # Required because of release/get_version.py
+      - name: "Build package"
+        run: |
+          ./release/package/run.sh package centos-7 ${{ github.event.inputs.build_type }}
       - name: "Upload package"
         uses: actions/upload-artifact@v3
         with:
@@ -28,6 +73,7 @@ jobs:
           path: build/output/centos-7/memgraph*.rpm
 
   centos-9:
+    if: ${{ github.event.inputs.target_os == 'centos-9' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, X64]
     timeout-minutes: 60
     steps:
@@ -37,7 +83,7 @@ jobs:
           fetch-depth: 0 # Required because of release/get_version.py
       - name: "Build package"
         run: |
-          ./release/package/run.sh package centos-9
+          ./release/package/run.sh package centos-9 ${{ github.event.inputs.build_type }}
       - name: "Upload package"
         uses: actions/upload-artifact@v3
         with:
@@ -45,6 +91,7 @@ jobs:
           path: build/output/centos-9/memgraph*.rpm
 
   debian-10:
+    if: ${{ github.event.inputs.target_os == 'debian-10' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, X64]
     timeout-minutes: 60
     steps:
@@ -54,7 +101,7 @@ jobs:
           fetch-depth: 0 # Required because of release/get_version.py
       - name: "Build package"
         run: |
-          ./release/package/run.sh package debian-10
+          ./release/package/run.sh package debian-10 ${{ github.event.inputs.build_type }}
       - name: "Upload package"
         uses: actions/upload-artifact@v3
         with:
@@ -62,6 +109,7 @@ jobs:
           path: build/output/debian-10/memgraph*.deb
 
   debian-11:
+    if: ${{ github.event.inputs.target_os == 'debian-11' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, X64]
     timeout-minutes: 60
     steps:
@@ -71,14 +119,51 @@ jobs:
           fetch-depth: 0 # Required because of release/get_version.py
       - name: "Build package"
         run: |
-          ./release/package/run.sh package debian-11
+          ./release/package/run.sh package debian-11 ${{ github.event.inputs.build_type }}
       - name: "Upload package"
         uses: actions/upload-artifact@v3
         with:
           name: debian-11
           path: build/output/debian-11/memgraph*.deb
 
+  debian-11-arm:
+    if: ${{ github.event.inputs.target_os == 'debian-11-arm' || github.event.inputs.target_os == 'all' }}
+    runs-on: [self-hosted, DockerMgBuild, ARM64, strange]
+    timeout-minutes: 120
+    steps:
+      - name: "Set up repository"
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0 # Required because of release/get_version.py
+      - name: "Build package"
+        run: |
+          ./release/package/run.sh package debian-11-arm ${{ github.event.inputs.build_type }}
+      - name: "Upload package"
+        uses: actions/upload-artifact@v3
+        with:
+          name: debian-11-aarch64
+          path: build/output/debian-11-arm/memgraph*.deb
+
+  debian-11-platform:
+    if: ${{ github.event.inputs.target_os == 'debian-11-platform' || github.event.inputs.target_os == 'all' }}
+    runs-on: [self-hosted, DockerMgBuild, X64]
+    timeout-minutes: 60
+    steps:
+      - name: "Set up repository"
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0 # Required because of release/get_version.py
+      - name: "Build package"
+        run: |
+          ./release/package/run.sh package debian-11 ${{ github.event.inputs.build_type }} --for-platform
+      - name: "Upload package"
+        uses: actions/upload-artifact@v3
+        with:
+          name: debian-11-platform
+          path: build/output/debian-11/memgraph*.deb
+
   docker:
+    if: ${{ github.event.inputs.target_os == 'docker' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, X64]
     timeout-minutes: 60
     steps:
@@ -89,7 +174,7 @@ jobs:
       - name: "Build package"
         run: |
           cd release/package
-          ./run.sh package debian-11 --for-docker
+          ./run.sh package debian-11 ${{ github.event.inputs.build_type }} --for-docker
           ./run.sh docker
       - name: "Upload package"
         uses: actions/upload-artifact@v3
@@ -97,75 +182,8 @@ jobs:
           name: docker
           path: build/output/docker/memgraph*.tar.gz
 
-  ubuntu-1804:
-    runs-on: [self-hosted, DockerMgBuild, X64]
-    timeout-minutes: 60
-    steps:
-      - name: "Set up repository"
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # Required because of release/get_version.py
-      - name: "Build package"
-        run: |
-          ./release/package/run.sh package ubuntu-18.04
-      - name: "Upload package"
-        uses: actions/upload-artifact@v3
-        with:
-          name: ubuntu-18.04
-          path: build/output/ubuntu-18.04/memgraph*.deb
-
-  ubuntu-2004:
-    runs-on: [self-hosted, DockerMgBuild, X64]
-    timeout-minutes: 60
-    steps:
-      - name: "Set up repository"
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # Required because of release/get_version.py
-      - name: "Build package"
-        run: |
-          ./release/package/run.sh package ubuntu-20.04
-      - name: "Upload package"
-        uses: actions/upload-artifact@v3
-        with:
-          name: ubuntu-20.04
-          path: build/output/ubuntu-20.04/memgraph*.deb
-
-  ubuntu-2204:
-    runs-on: [self-hosted, DockerMgBuild, X64]
-    timeout-minutes: 60
-    steps:
-      - name: "Set up repository"
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # Required because of release/get_version.py
-      - name: "Build package"
-        run: |
-          ./release/package/run.sh package ubuntu-22.04
-      - name: "Upload package"
-        uses: actions/upload-artifact@v3
-        with:
-          name: ubuntu-22.04
-          path: build/output/ubuntu-22.04/memgraph*.deb
-
-  debian-11-platform:
-    runs-on: [self-hosted, DockerMgBuild, X64]
-    timeout-minutes: 60
-    steps:
-      - name: "Set up repository"
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # Required because of release/get_version.py
-      - name: "Build package"
-        run: |
-          ./release/package/run.sh package debian-11 --for-platform
-      - name: "Upload package"
-        uses: actions/upload-artifact@v3
-        with:
-          name: debian-11-platform
-          path: build/output/debian-11/memgraph*.deb
-
   fedora-36:
+    if: ${{ github.event.inputs.target_os == 'fedora-36' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, X64]
     timeout-minutes: 60
     steps:
@@ -175,14 +193,15 @@ jobs:
           fetch-depth: 0 # Required because of release/get_version.py
       - name: "Build package"
         run: |
-          ./release/package/run.sh package fedora-36
+          ./release/package/run.sh package fedora-36 ${{ github.event.inputs.build_type }}
       - name: "Upload package"
         uses: actions/upload-artifact@v3
         with:
           name: fedora-36
           path: build/output/fedora-36/memgraph*.rpm
 
-  amzn-2:
+  ubuntu-18_04:
+    if: ${{ github.event.inputs.target_os == 'ubuntu-18_04' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, X64]
     timeout-minutes: 60
     steps:
@@ -192,14 +211,51 @@ jobs:
           fetch-depth: 0 # Required because of release/get_version.py
       - name: "Build package"
         run: |
-          ./release/package/run.sh package amzn-2
+          ./release/package/run.sh package ubuntu-18.04 ${{ github.event.inputs.build_type }}
       - name: "Upload package"
         uses: actions/upload-artifact@v3
         with:
-          name: amzn-2
-          path: build/output/amzn-2/memgraph*.rpm
+          name: ubuntu-18.04
+          path: build/output/ubuntu-18.04/memgraph*.deb
 
-  debian-11-arm:
+  ubuntu-20_04:
+    if: ${{ github.event.inputs.target_os == 'ubuntu-20_04' || github.event.inputs.target_os == 'all' }}
+    runs-on: [self-hosted, DockerMgBuild, X64]
+    timeout-minutes: 60
+    steps:
+      - name: "Set up repository"
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0 # Required because of release/get_version.py
+      - name: "Build package"
+        run: |
+          ./release/package/run.sh package ubuntu-20.04 ${{ github.event.inputs.build_type }}
+      - name: "Upload package"
+        uses: actions/upload-artifact@v3
+        with:
+          name: ubuntu-20.04
+          path: build/output/ubuntu-20.04/memgraph*.deb
+
+  ubuntu-22_04:
+    if: ${{ github.event.inputs.target_os == 'ubuntu-22_04' || github.event.inputs.target_os == 'all' }}
+    runs-on: [self-hosted, DockerMgBuild, X64]
+    timeout-minutes: 60
+    steps:
+      - name: "Set up repository"
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0 # Required because of release/get_version.py
+      - name: "Build package"
+        run: |
+          ./release/package/run.sh package ubuntu-22.04 ${{ github.event.inputs.build_type }}
+      - name: "Upload package"
+        uses: actions/upload-artifact@v3
+        with:
+          name: ubuntu-22.04
+          path: build/output/ubuntu-22.04/memgraph*.deb
+
+  ubuntu-22_04-arm:
+    if: ${{ github.event.inputs.target_os == 'ubuntu-22_04-arm' || github.event.inputs.target_os == 'all' }}
     runs-on: [self-hosted, DockerMgBuild, ARM64, strange]
     timeout-minutes: 120
     steps:
@@ -209,24 +265,7 @@ jobs:
           fetch-depth: 0 # Required because of release/get_version.py
       - name: "Build package"
         run: |
-          ./release/package/run.sh package debian-11-arm
-      - name: "Upload package"
-        uses: actions/upload-artifact@v3
-        with:
-          name: debian-11-aarch64
-          path: build/output/debian-11-arm/memgraph*.deb
-
-  ubuntu-2204-arm:
-    runs-on: [self-hosted, DockerMgBuild, ARM64, strange]
-    timeout-minutes: 120
-    steps:
-      - name: "Set up repository"
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0 # Required because of release/get_version.py
-      - name: "Build package"
-        run: |
-          ./release/package/run.sh package ubuntu-22.04-arm
+          ./release/package/run.sh package ubuntu-22.04-arm ${{ github.event.inputs.build_type }}
       - name: "Upload package"
         uses: actions/upload-artifact@v3
         with:
@@ -236,7 +275,7 @@ jobs:
   upload-to-s3:
     # only run upload if we specified version. Allows for runs without upload
     if: "${{ github.event.inputs.memgraph_version != '' }}"
-    needs: [centos-7, centos-9, debian-10, debian-11, docker, ubuntu-1804, ubuntu-2004, ubuntu-2204, debian-11-platform, fedora-36, amzn-2, debian-11-arm, ubuntu-2204-arm]
+    needs: [amzn-2, centos-7, centos-9, debian-10, debian-11, debian-11-arm, debian-11-platform, docker, fedora-36, ubuntu-18_04, ubuntu-20_04, ubuntu-22_04, ubuntu-22_04-arm]
     runs-on: ubuntu-latest
     steps:
       - name: Download artifacts

.github/workflows/performance_benchmarks.yaml

@@ -30,7 +30,7 @@ jobs:
 
           # Build only memgraph release binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=Release ..
+          cmake -DCMAKE_BUILD_TYPE=release ..
           make -j$THREADS
 
       - name: Get branch name (merge)
@@ -52,6 +52,8 @@ jobs:
 
           ./benchmark.py vendor-native --num-workers-for-benchmark 1 --export-results benchmark_high_write_set_property.json high_write_set_property
 
+          ./benchmark.py vendor-native --num-workers-for-benchmark 12 --export-results benchmark_cartesian.json cartesian
+
       - name: Upload benchmark results
         run: |
           cd tools/bench-graph-client
@@ -59,19 +61,25 @@ jobs:
           source ve3/bin/activate
           pip install -r requirements.txt
           ./main.py --benchmark-name "mgbench" \
-                    --benchmark-results-path "../../tests/mgbench/benchmark_result.json" \
+                    --benchmark-results "../../tests/mgbench/benchmark_result.json" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"
 
           ./main.py --benchmark-name "supernode" \
-                    --benchmark-results-path "../../tests/mgbench/benchmark_supernode.json" \
+                    --benchmark-results "../../tests/mgbench/benchmark_supernode.json" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"
 
           ./main.py --benchmark-name "high_write_set_property" \
-                    --benchmark-results-path "../../tests/mgbench/benchmark_high_write_set_property.json" \
+                    --benchmark-results "../../tests/mgbench/benchmark_high_write_set_property.json" \
+                    --github-run-id "${{ github.run_id }}" \
+                    --github-run-number "${{ github.run_number }}" \
+                    --head-branch-name "${{ env.BRANCH_NAME }}"
+
+          ./main.py --benchmark-name "cartesian" \
+                    --benchmark-results "../../tests/mgbench/cartesian.json" \
                     --github-run-id "${{ github.run_id }}" \
                     --github-run-number "${{ github.run_number }}" \
                     --head-branch-name "${{ env.BRANCH_NAME }}"

.github/workflows/release_centos8.yaml

@@ -2,6 +2,15 @@ name: Release CentOS 8
 
 on:
   workflow_dispatch:
+    inputs:
+      build_type:
+        type: choice
+        description: "Memgraph Build type. Default value is Release."
+        default: 'Release'
+        options:
+          - Release
+          - RelWithDebInfo
+
   schedule:
     - cron: "0 22 * * *"
 
@@ -31,9 +40,13 @@ jobs:
           # Initialize dependencies.
           ./init
 
+          # Set default build_type to Release
+          INPUT_BUILD_TYPE=${{ github.event.inputs.build_type }}
+          BUILD_TYPE=${INPUT_BUILD_TYPE:-"Release"}
+
           # Build community binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release -DMG_ENTERPRISE=OFF ..
+          cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DMG_ENTERPRISE=OFF ..
           make -j$THREADS
 
       - name: Run unit tests
@@ -188,9 +201,13 @@ jobs:
           # Initialize dependencies.
           ./init
 
+          # Set default build_type to Release
+          INPUT_BUILD_TYPE=${{ github.event.inputs.build_type }}
+          BUILD_TYPE=${INPUT_BUILD_TYPE:-"Release"}
+
           # Build release binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release ..
+          cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE ..
           make -j$THREADS
 
       - name: Create enterprise RPM package
@@ -243,7 +260,9 @@ jobs:
 
       - name: Run GQL Behave tests
         run: |
-          cd tests/gql_behave
+          cd tests
+          ./setup.sh /opt/toolchain-v4/activate
+          cd gql_behave
           ./continuous_integration
 
       - name: Save quality assurance status

.github/workflows/release_debian10.yaml

@@ -2,6 +2,15 @@ name: Release Debian 10
 
 on:
   workflow_dispatch:
+    inputs:
+      build_type:
+        type: choice
+        description: "Memgraph Build type. Default value is Release."
+        default: 'Release'
+        options:
+          - Release
+          - RelWithDebInfo
+
   schedule:
     - cron: "0 22 * * *"
 
@@ -31,9 +40,13 @@ jobs:
           # Initialize dependencies.
           ./init
 
+          # Set default build_type to Release
+          INPUT_BUILD_TYPE=${{ github.event.inputs.build_type }}
+          BUILD_TYPE=${INPUT_BUILD_TYPE:-"Release"}
+
           # Build community binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release -DMG_ENTERPRISE=OFF ..
+          cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DMG_ENTERPRISE=OFF ..
           make -j$THREADS
 
       - name: Run unit tests
@@ -188,9 +201,13 @@ jobs:
           # Initialize dependencies.
           ./init
 
+          # Set default build_type to Release
+          INPUT_BUILD_TYPE=${{ github.event.inputs.build_type }}
+          BUILD_TYPE=${INPUT_BUILD_TYPE:-"Release"}
+
           # Build release binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release ..
+          cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE ..
           make -j$THREADS
 
       - name: Create enterprise DEB package
@@ -242,7 +259,9 @@ jobs:
 
       - name: Run GQL Behave tests
         run: |
-          cd tests/gql_behave
+          cd tests
+          ./setup.sh /opt/toolchain-v4/activate
+          cd gql_behave
           ./continuous_integration
 
       - name: Save quality assurance status
@@ -320,9 +339,14 @@ jobs:
           source /opt/toolchain-v4/activate
           # Initialize dependencies.
           ./init
+
+          # Set default build_type to Release
+          INPUT_BUILD_TYPE=${{ github.event.inputs.build_type }}
+          BUILD_TYPE=${INPUT_BUILD_TYPE:-"Release"}
+
           # Build only memgraph release binary.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release ..
+          cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE ..
           make -j$THREADS memgraph
 
       - name: Run Jepsen tests

.github/workflows/release_ubuntu2004.yaml

@@ -2,6 +2,15 @@ name: Release Ubuntu 20.04
 
 on:
   workflow_dispatch:
+    inputs:
+      build_type:
+        type: choice
+        description: "Memgraph Build type. Default value is Release."
+        default: 'Release'
+        options:
+          - Release
+          - RelWithDebInfo
+
   schedule:
     - cron: "0 22 * * *"
 
@@ -31,9 +40,13 @@ jobs:
           # Initialize dependencies.
           ./init
 
+          # Set default build_type to Release
+          INPUT_BUILD_TYPE=${{ github.event.inputs.build_type }}
+          BUILD_TYPE=${INPUT_BUILD_TYPE:-"Release"}
+
           # Build community binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release -DMG_ENTERPRISE=OFF ..
+          cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DMG_ENTERPRISE=OFF ..
           make -j$THREADS
 
       - name: Run unit tests
@@ -188,9 +201,13 @@ jobs:
           # Initialize dependencies.
           ./init
 
+          # Set default build_type to Release
+          INPUT_BUILD_TYPE=${{ github.event.inputs.build_type }}
+          BUILD_TYPE=${INPUT_BUILD_TYPE:-"Release"}
+
           # Build release binaries.
           cd build
-          cmake -DCMAKE_BUILD_TYPE=release ..
+          cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE ..
           make -j$THREADS
 
       - name: Create enterprise DEB package
@@ -242,7 +259,9 @@ jobs:
 
       - name: Run GQL Behave tests
         run: |
-          cd tests/gql_behave
+          cd tests
+          ./setup.sh /opt/toolchain-v4/activate
+          cd gql_behave
           ./continuous_integration
 
       - name: Save quality assurance status

.gitignore

@@ -16,8 +16,7 @@
 .ycm_extra_conf.pyc
 .temp/
 Testing/
-build
-build/
+/build*/
 release/examples/build
 cmake-build-*
 cmake/DownloadProject/
@@ -61,3 +60,5 @@ src/storage/distributed/rpc/concurrent_id_mapper_rpc_messages.hpp
 src/transactions/distributed/engine_rpc_messages.hpp
 /tests/manual/js/transaction_timeout/package-lock.json
 /tests/manual/js/transaction_timeout/node_modules/
+.vscode/
+src/query/frontend/opencypher/grammar/.antlr/*

CMakeLists.txt

@@ -42,10 +42,6 @@ endif()
 
 project(memgraph LANGUAGES C CXX)
 
-# NOTE: once in a while this needs to be toggled to check headers are
-#       correct and PCH isn't masking any include issues
-set(CMAKE_DISABLE_PRECOMPILE_HEADERS OFF)
-
 #TODO: upgrade to cmake 3.24 + CheckIPOSupported
 #cmake_policy(SET CMP0138 NEW)
 #include(CheckIPOSupported)
@@ -239,7 +235,6 @@ else()
 endif()
 
 # -----------------------------------------------------------------------------
-
 # default build type is debug
 if (NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE "Debug")
@@ -297,7 +292,7 @@ if (MG_ENTERPRISE)
   add_definitions(-DMG_ENTERPRISE)
 endif()
 
-set(ENABLE_JEMALLOC ON)
+option(ENABLE_JEMALLOC "Use jemalloc" ON)
 
 if (ASAN)
   message(WARNING "Disabling jemalloc as it doesn't work well with ASAN")

README.md

@@ -1,5 +1,5 @@
 <p align="center">
-<img width="400px" src="https://uploads-ssl.webflow.com/5e7ceb09657a69bdab054b3a/5e7ceb09657a6937ab054bba_Black_Original%20_Logo.png">
+<img src="https://public-assets.memgraph.com/github-readme-images/github-memgraph-repo-banner.png">
 </p>
 
 ---
@@ -141,29 +141,20 @@ guide](https://memgraph.com/docs/memgraph/reference-guide/configuration).
 
 ## :trophy: Contributing
 
-The main purpose of this repository is to continue evolving Memgraph, making it
-faster and easier to use. Development of Memgraph happens in the open on GitHub,
-and we are grateful to the community for contributing bug fixes and
-improvements. Read below to learn how you can take part in improving Memgraph.
+Welcome to the heart of Memgraph development! We're on a mission to supercharge Memgraph, making it faster, more user-friendly, and even more powerful. We owe a big thanks to our fantastic community of contributors who help us fix bugs and bring incredible improvements to life. If you're passionate about databases and open source, here's your chance to make a difference!
+
+### Explore Memgraph Internals
+
+Interested in the nuts and bolts of Memgraph? Our [internals documentation](https://memgraph.notion.site/Memgraph-Internals-12b69132d67a417898972927d6870bd2) is where you can uncover the inner workings of Memgraph's architecture, learn how to build the project from scratch, and discover the secrets of effective contributions. Dive deep into the database!
+
+### Dive into the Contributing Guide
+Ready to jump into the action? Explore our [contributing guide](CONTRIBUTING.md) to get the inside scoop on how we develop Memgraph. It's your roadmap for suggesting bug fixes and enhancements. Contribute your skills and ideas!
 
 ### Code of Conduct
 
-Memgraph has adopted a Code of Conduct that we expect project participants to
-adhere to. Please read [the full text](CODE_OF_CONDUCT.md) so that you can
-understand what actions will and will not be tolerated.
+Our commitment to a respectful and professional community is unwavering. Every participant in Memgraph is expected to adhere to a stringent Code of Conduct. Please carefully review [the complete text](CODE_OF_CONDUCT.md) to gain a comprehensive understanding of the behaviors that are both expected and explicitly prohibited.
 
-### Contributing Guide
-
-Read our [contributing guide](CONTRIBUTING.md) to learn about our development
-process and how to propose bug fixes and improvements.
-
-### Internals
-
-Read our
-[internal](https://memgraph.notion.site/Memgraph-Internals-12b69132d67a417898972927d6870bd2)
-docs to learn more about Memgraph's architecture, how to build the project from
-source and how to start contributing. All information related to the database,
-can be found in the aforementioned docs.
+We maintain a zero-tolerance policy towards any violations. Our shared commitment to this Code of Conduct ensures that Memgraph remains a place where integrity and excellence are paramount.
 
 ### :scroll: License
 

cmake/FindJemalloc.cmake

@@ -1,55 +0,0 @@
-# Try to find jemalloc library
-#
-# Use this module as:
-#   find_package(Jemalloc)
-#
-# or:
-#   find_package(Jemalloc REQUIRED)
-#
-# This will define the following variables:
-#
-#   Jemalloc_FOUND           True if the system has the jemalloc library.
-#   Jemalloc_INCLUDE_DIRS    Include directories needed to use jemalloc.
-#   Jemalloc_LIBRARIES       Libraries needed to link to jemalloc.
-#
-# The following cache variables may also be set:
-#
-# Jemalloc_INCLUDE_DIR     The directory containing jemalloc/jemalloc.h.
-# Jemalloc_LIBRARY         The path to the jemalloc static library.
-
-find_path(Jemalloc_INCLUDE_DIR NAMES jemalloc/jemalloc.h PATH_SUFFIXES include)
-
-find_library(Jemalloc_LIBRARY NAMES libjemalloc.a PATH_SUFFIXES lib)
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(Jemalloc
-  FOUND_VAR Jemalloc_FOUND
-  REQUIRED_VARS
-    Jemalloc_LIBRARY
-    Jemalloc_INCLUDE_DIR
-)
-
-if(Jemalloc_FOUND)
-  set(Jemalloc_LIBRARIES ${Jemalloc_LIBRARY})
-  set(Jemalloc_INCLUDE_DIRS ${Jemalloc_INCLUDE_DIR})
-else()
-  if(Jemalloc_FIND_REQUIRED)
-    message(FATAL_ERROR "Cannot find jemalloc!")
-  else()
-    message(WARNING "jemalloc is not found!")
-  endif()
-endif()
-
-if(Jemalloc_FOUND AND NOT TARGET Jemalloc::Jemalloc)
-  add_library(Jemalloc::Jemalloc UNKNOWN IMPORTED)
-  set_target_properties(Jemalloc::Jemalloc
-    PROPERTIES
-      IMPORTED_LOCATION "${Jemalloc_LIBRARY}"
-      INTERFACE_INCLUDE_DIRECTORIES "${Jemalloc_INCLUDE_DIR}"
-  )
-endif()
-
-mark_as_advanced(
-  Jemalloc_INCLUDE_DIR
-  Jemalloc_LIBRARY
-)

cmake/Findjemalloc.cmake

@@ -0,0 +1,67 @@
+# Try to find jemalloc library
+#
+# Use this module as:
+#   find_package(jemalloc)
+#
+# or:
+#   find_package(jemalloc REQUIRED)
+#
+# This will define the following variables:
+#
+#   JEMALLOC_FOUND           True if the system has the jemalloc library.
+#   Jemalloc_INCLUDE_DIRS    Include directories needed to use jemalloc.
+#   Jemalloc_LIBRARIES       Libraries needed to link to jemalloc.
+#
+# The following cache variables may also be set:
+#
+# Jemalloc_INCLUDE_DIR     The directory containing jemalloc/jemalloc.h.
+# Jemalloc_LIBRARY         The path to the jemalloc static library.
+
+
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(jemalloc
+  FOUND_VAR JEMALLOC_FOUND
+  REQUIRED_VARS
+    JEMALLOC_LIBRARY
+    JEMALLOC_INCLUDE_DIR
+)
+
+if(JEMALLOC_INCLUDE_DIR)
+  message(STATUS "Found jemalloc include dir: ${JEMALLOC_INCLUDE_DIR}")
+else()
+  message(WARNING "jemalloc not found!")
+endif()
+
+if(JEMALLOC_LIBRARY)
+  message(STATUS "Found jemalloc library: ${JEMALLOC_LIBRARY}")
+else()
+  message(WARNING "jemalloc library not found!")
+endif()
+
+if(JEMALLOC_FOUND)
+  set(Jemalloc_LIBRARIES ${JEMALLOC_LIBRARY})
+  set(Jemalloc_INCLUDE_DIRS ${JEMALLOC_INCLUDE_DIR})
+else()
+  if(Jemalloc_FIND_REQUIRED)
+    message(FATAL_ERROR "Cannot find jemalloc!")
+  else()
+    message(WARNING "jemalloc is not found!")
+  endif()
+endif()
+
+if(JEMALLOC_FOUND AND NOT TARGET Jemalloc::Jemalloc)
+  message(STATUS "JEMALLOC NOT TARGET")
+
+  add_library(Jemalloc::Jemalloc UNKNOWN IMPORTED)
+  set_target_properties(Jemalloc::Jemalloc
+    PROPERTIES
+      IMPORTED_LOCATION "${JEMALLOC_LIBRARY}"
+      INTERFACE_INCLUDE_DIRECTORIES "${JEMALLOC_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+  JEMALLOC_INCLUDE_DIR
+  JEMALLOC_LIBRARY
+)

config/flags.yaml

@@ -99,6 +99,10 @@ modifications:
     value: "SNAPSHOT_ISOLATION"
     override: true
 
+  - name: "storage_mode"
+    value: "IN_MEMORY_TRANSACTIONAL"
+    override: true
+
   - name: "allow_load_csv"
     value: "true"
     override: false

config/mappings.json

@@ -1,8 +1,8 @@
 {
     "dbms.components": "mgps.components",
     "apoc.util.validate": "mgps.validate",
-    "db.schema.nodeTypeProperties":"schema.node_type_properties",
-    "db.schema.relTypeProperties":"schema.rel_type_properties",
+    "db.schema.nodeTypeProperties": "schema.NodeTypeOroperties",
+    "db.schema.relTypeProperties": "schema.RelTypeProperties",
     "apoc.coll.contains": "collections.contains",
     "apoc.coll.partition": "collections.partition",
     "apoc.coll.toSet": "collections.to_set",
@@ -23,5 +23,4 @@
     "apoc.refactor.cloneSubgraph": "refactor.clone_subgraph",
     "apoc.refactor.cloneSubgraphFromPath": "refactor.clone_subgraph_from_path",
     "apoc.label.exists": "label.exists"
-
 }

environment/.gitignore

@@ -1,2 +0,0 @@
-archives
-build

environment/README.md

@@ -1,5 +1,10 @@
 # Memgraph Operating Environments
 
+## Issues related to build toolchain
+
+* GCC 11.2 (toolchain-v4) doesn't compile on Fedora 38, multiple definitions of enum issue
+* spdlog 1.10/11 doesn't work with fmt 10.0.0
+
 ## os
 
 Under the `os` directory, you can find scripts to install all required system

environment/os/amzn-2.sh

@@ -18,7 +18,7 @@ TOOLCHAIN_BUILD_DEPS=(
     curl libcurl-devel # for cmake
     readline-devel # for cmake and llvm
     libffi-devel libxml2-devel # for llvm
-    libedit-devel pcre-devel automake bison # for swig
+    libedit-devel pcre-devel pcre2-devel automake bison # for swig
     file
     openssl-devel
     gmp-devel
@@ -158,9 +158,9 @@ install() {
             continue
         fi
         if [ "$pkg" == nodejs ]; then
-            curl -sL https://rpm.nodesource.com/setup_16.x | bash -
             if ! yum list installed nodejs >/dev/null 2>/dev/null; then
-                yum install -y nodejs
+              yum install https://rpm.nodesource.com/pub_16.x/nodistro/repo/nodesource-release-nodistro-1.noarch.rpm -y
+              yum install nodejs -y --setopt=nodesource-nodejs.module_hotfixes=1
             fi
             continue
         fi
@@ -172,13 +172,6 @@ install() {
             fi
             continue
         fi
-        if [ "$pkg" == nodejs ]; then
-            curl -sL https://rpm.nodesource.com/setup_16.x | bash -
-            if ! yum list installed nodejs >/dev/null 2>/dev/null; then
-                yum install -y nodejs
-            fi
-            continue
-        fi
         if [ "$pkg" == java-11-openjdk ]; then
             amazon-linux-extras install -y java-openjdk11
             continue

environment/os/centos-7.sh

@@ -20,7 +20,7 @@ TOOLCHAIN_BUILD_DEPS=(
     curl # snappy
     readline-devel # cmake and llvm
     libffi-devel libxml2-devel perl-Digest-MD5 # llvm
-    libedit-devel pcre-devel automake bison # swig
+    libedit-devel pcre-devel pcre2-devel automake bison # swig
     file
     openssl-devel
     gmp-devel

environment/os/centos-9.sh

@@ -17,7 +17,7 @@ TOOLCHAIN_BUILD_DEPS=(
     expat-devel xz-devel python3-devel texinfo libbabeltrace-devel # for gdb
     readline-devel # for cmake and llvm
     libffi-devel libxml2-devel # for llvm
-    libedit-devel pcre-devel automake bison # for swig
+    libedit-devel pcre-devel pcre2-devel automake bison # for swig
     file
     openssl-devel
     gmp-devel

environment/os/debian-10.sh

@@ -24,7 +24,7 @@ TOOLCHAIN_BUILD_DEPS=(
     libgmp-dev # for gdb
     gperf # for proxygen
     git # for fbthrift
-    libedit-dev libpcre3-dev automake bison # for swig
+    libedit-dev libpcre2-dev libpcre3-dev automake bison # for swig
 )
 
 TOOLCHAIN_RUN_DEPS=(

environment/os/debian-11-arm.sh

@@ -18,7 +18,7 @@ TOOLCHAIN_BUILD_DEPS=(
     libcurl4-openssl-dev # for cmake
     libreadline-dev # for cmake and llvm
     libffi-dev libxml2-dev # for llvm
-    libedit-dev libpcre3-dev automake bison # for swig
+    libedit-dev libpcre2-dev libpcre3-dev automake bison # for swig
     curl # snappy
     file # for libunwind
     libssl-dev # for libevent

environment/os/debian-11.sh

@@ -18,7 +18,7 @@ TOOLCHAIN_BUILD_DEPS=(
     libcurl4-openssl-dev # for cmake
     libreadline-dev # for cmake and llvm
     libffi-dev libxml2-dev # for llvm
-    libedit-dev libpcre3-dev automake bison # for swig
+    libedit-dev libpcre2-dev libpcre3-dev automake bison # for swig
     curl # snappy
     file # for libunwind
     libssl-dev # for libevent

environment/os/fedora-36.sh

@@ -18,7 +18,7 @@ TOOLCHAIN_BUILD_DEPS=(
     curl libcurl-devel # for cmake
     readline-devel # for cmake and llvm
     libffi-devel libxml2-devel # for llvm
-    libedit-devel pcre-devel automake bison # for swig
+    libedit-devel pcre-devel pcre2-devel automake bison # for swig
     file
     openssl-devel
     gmp-devel

environment/os/fedora-38.sh

@@ -0,0 +1,108 @@
+#!/bin/bash
+
+set -Eeuo pipefail
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+source "$DIR/../util.sh"
+
+check_operating_system "fedora-38"
+check_architecture "x86_64"
+
+TOOLCHAIN_BUILD_DEPS=(
+    coreutils-common gcc gcc-c++ make # generic build tools
+    wget # used for archive download
+    gnupg2 # used for archive signature verification
+    tar gzip bzip2 xz unzip # used for archive unpacking
+    zlib-devel # zlib library used for all builds
+    expat-devel xz-devel python3-devel texinfo libbabeltrace-devel # for gdb
+    curl libcurl-devel # for cmake
+    readline-devel # for cmake and llvm
+    libffi-devel libxml2-devel # for llvm
+    libedit-devel pcre-devel pcre2-devel automake bison # for swig
+    file
+    openssl-devel
+    gmp-devel
+    gperf
+    diffutils
+    libipt libipt-devel # intel
+    patch
+    perl # for openssl
+)
+
+TOOLCHAIN_RUN_DEPS=(
+    make # generic build tools
+    tar gzip bzip2 xz # used for archive unpacking
+    zlib # zlib library used for all builds
+    expat xz-libs python3 # for gdb
+    readline # for cmake and llvm
+    libffi libxml2 # for llvm
+    openssl-devel
+)
+
+MEMGRAPH_BUILD_DEPS=(
+    git # source code control
+    make pkgconf-pkg-config # build system
+    wget # for downloading libs
+    libuuid-devel java-11-openjdk # required by antlr
+    readline-devel # for memgraph console
+    python3-devel # for query modules
+    openssl-devel
+    libseccomp-devel
+    python3 python3-pip python3-virtualenv python3-virtualenvwrapper python3-pyyaml nmap-ncat # for tests
+    libcurl-devel # mg-requests
+    rpm-build rpmlint # for RPM package building
+    doxygen graphviz # source documentation generators
+    which nodejs golang zip unzip java-11-openjdk-devel # for driver tests
+    sbcl # for custom Lisp C++ preprocessing
+    autoconf # for jemalloc code generation
+    libtool  # for protobuf code generation
+)
+
+list() {
+    echo "$1"
+}
+
+check() {
+    if [ -v LD_LIBRARY_PATH ]; then
+      # On Fedora 38 yum/dnf and python11 use newer glibc which is not compatible
+      # with ours, so we need to momentarely disable env
+      local OLD_LD_LIBRARY_PATH=${LD_LIBRARY_PATH}
+      LD_LIBRARY_PATH=""
+    fi
+    local missing=""
+    for pkg in $1; do
+        if ! dnf list installed "$pkg" >/dev/null 2>/dev/null; then
+            missing="$pkg $missing"
+        fi
+    done
+    if [ "$missing" != "" ]; then
+        echo "MISSING PACKAGES: $missing"
+        exit 1
+    fi
+    if [ -v OLD_LD_LIBRARY_PATH ]; then
+      echo "Restoring LD_LIBRARY_PATH..."
+      LD_LIBRARY_PATH=${OLD_LD_LIBRARY_PATH}
+    fi
+}
+
+install() {
+    cd "$DIR"
+    if [ "$EUID" -ne 0 ]; then
+        echo "Please run as root."
+        exit 1
+    fi
+    # If GitHub Actions runner is installed, append LANG to the environment.
+    # Python related tests don't work without the LANG export.
+    if [ -d "/home/gh/actions-runner" ]; then
+        echo "LANG=en_US.utf8" >> /home/gh/actions-runner/.env
+    else
+        echo "NOTE: export LANG=en_US.utf8"
+    fi
+    dnf update -y
+    for pkg in $1; do
+        dnf install -y "$pkg"
+    done
+}
+
+deps=$2"[*]"
+"$1" "${!deps}"

environment/os/ubuntu-18.04.sh

@@ -25,7 +25,7 @@ TOOLCHAIN_BUILD_DEPS=(
     libgmp-dev # for gdb
     gperf # for proxygen
     libssl-dev
-    libedit-dev libpcre3-dev automake bison # swig
+    libedit-dev libpcre2-dev libpcre3-dev automake bison # swig
 )
 
 TOOLCHAIN_RUN_DEPS=(

environment/os/ubuntu-20.04.sh

@@ -24,7 +24,7 @@ TOOLCHAIN_BUILD_DEPS=(
     libgmp-dev # for gdb
     gperf # for proxygen
     libssl-dev
-    libedit-dev libpcre3-dev automake bison # for swig
+    libedit-dev libpcre2-dev libpcre3-dev automake bison # for swig
 )
 
 TOOLCHAIN_RUN_DEPS=(

environment/os/ubuntu-22.04-arm.sh

@@ -24,7 +24,7 @@ TOOLCHAIN_BUILD_DEPS=(
     libgmp-dev # for gdb
     gperf # for proxygen
     libssl-dev
-    libedit-dev libpcre3-dev automake bison # for swig
+    libedit-dev libpcre2-dev libpcre3-dev automake bison # for swig
 )
 
 TOOLCHAIN_RUN_DEPS=(

environment/os/ubuntu-22.04.sh

@@ -24,7 +24,7 @@ TOOLCHAIN_BUILD_DEPS=(
     libgmp-dev # for gdb
     gperf # for proxygen
     libssl-dev
-    libedit-dev libpcre3-dev automake bison # for swig
+    libedit-dev libpcre2-dev libpcre3-dev automake bison # for swig
 )
 
 TOOLCHAIN_RUN_DEPS=(

environment/toolchain/.gitignore

@@ -1 +1,4 @@
+archives
+build
+output
 *.tar.gz

environment/toolchain/v2/build.sh

@@ -7,7 +7,7 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 CPUS=$( grep -c processor < /proc/cpuinfo )
 cd "$DIR"
 
-source "$DIR/../util.sh"
+source "$DIR/../../util.sh"
 DISTRO="$(operating_system)"
 
 # toolchain version
@@ -30,10 +30,10 @@ LLVM_VERSION=11.0.0
 SWIG_VERSION=4.0.2 # used only for LLVM compilation
 
 # Check for the dependencies.
-echo "ALL BUILD PACKAGES: $($DIR/../os/$DISTRO.sh list TOOLCHAIN_BUILD_DEPS)"
-$DIR/../os/$DISTRO.sh check TOOLCHAIN_BUILD_DEPS
-echo "ALL RUN PACKAGES: $($DIR/../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)"
-$DIR/../os/$DISTRO.sh check TOOLCHAIN_RUN_DEPS
+echo "ALL BUILD PACKAGES: $($DIR/../../os/$DISTRO.sh list TOOLCHAIN_BUILD_DEPS)"
+$DIR/../../os/$DISTRO.sh check TOOLCHAIN_BUILD_DEPS
+echo "ALL RUN PACKAGES: $($DIR/../../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)"
+$DIR/../../os/$DISTRO.sh check TOOLCHAIN_RUN_DEPS
 
 # check installation directory
 NAME=toolchain-v$TOOLCHAIN_VERSION
@@ -442,7 +442,7 @@ In order to be able to run all of these tools you should install the following
 packages:
 
 \`\`\`
-$($DIR/../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)
+$($DIR/../../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)
 \`\`\`
 
 ## Usage

environment/toolchain/v3/build.sh

@@ -7,7 +7,7 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 CPUS=$( grep -c processor < /proc/cpuinfo )
 cd "$DIR"
 
-source "$DIR/../util.sh"
+source "$DIR/../../util.sh"
 DISTRO="$(operating_system)"
 
 # toolchain version
@@ -31,10 +31,10 @@ LLVM_VERSION_LONG=12.0.1-rc4
 SWIG_VERSION=4.0.2 # used only for LLVM compilation
 
 # Check for the dependencies.
-echo "ALL BUILD PACKAGES: $($DIR/../os/$DISTRO.sh list TOOLCHAIN_BUILD_DEPS)"
-$DIR/../os/$DISTRO.sh check TOOLCHAIN_BUILD_DEPS
-echo "ALL RUN PACKAGES: $($DIR/../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)"
-$DIR/../os/$DISTRO.sh check TOOLCHAIN_RUN_DEPS
+echo "ALL BUILD PACKAGES: $($DIR/../../os/$DISTRO.sh list TOOLCHAIN_BUILD_DEPS)"
+$DIR/../../os/$DISTRO.sh check TOOLCHAIN_BUILD_DEPS
+echo "ALL RUN PACKAGES: $($DIR/../../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)"
+$DIR/../../os/$DISTRO.sh check TOOLCHAIN_RUN_DEPS
 
 # check installation directory
 NAME=toolchain-v$TOOLCHAIN_VERSION
@@ -452,7 +452,7 @@ In order to be able to run all of these tools you should install the following
 packages:
 
 \`\`\`
-$($DIR/../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)
+$($DIR/../../os/$DISTRO.sh list TOOLCHAIN_RUN_DEPS)
 \`\`\`
 
 ## Usage

environment/toolchain/v4/build.sh

@@ -7,7 +7,7 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 CPUS=$( grep -c processor < /proc/cpuinfo )
 cd "$DIR"
 
-source "$DIR/../util.sh"
+source "$DIR/../../util.sh"
 DISTRO="$(operating_system)"
 
 function log_tool_name () {
@@ -51,17 +51,13 @@ CPPCHECK_VERSION=2.6
 LLVM_VERSION=13.0.0
 SWIG_VERSION=4.0.2 # used only for LLVM compilation
 
-# Set the right env script
-ENV_SCRIPT="$DIR/../os/$DISTRO.sh"
+# Set the right operating system setup script.
+ENV_SCRIPT="$DIR/../../os/$DISTRO.sh"
 if [[ "$for_arm" = true ]]; then
-    ENV_SCRIPT="$DIR/../os/$DISTRO-arm.sh"
+    ENV_SCRIPT="$DIR/../../os/$DISTRO-arm.sh"
 fi
-
-# Check for the toolchain build dependencies.
 echo "ALL BUILD PACKAGES: $(${ENV_SCRIPT} list TOOLCHAIN_BUILD_DEPS)"
 ${ENV_SCRIPT} check TOOLCHAIN_BUILD_DEPS
-
-# Check for the toolchain run dependencies.
 echo "ALL RUN PACKAGES: $(${ENV_SCRIPT} list TOOLCHAIN_RUN_DEPS)"
 ${ENV_SCRIPT} check TOOLCHAIN_RUN_DEPS
 
@@ -658,7 +654,7 @@ In order to be able to run all of these tools you should install the following
 packages:
 
 \`\`\`
-$($DIR/../os/$ENV_SCRIPT.sh list TOOLCHAIN_RUN_DEPS)
+$($DIR/../../os/$ENV_SCRIPT.sh list TOOLCHAIN_RUN_DEPS)
 \`\`\`
 
 ## Usage

environment/toolchain/v4/snappy.patch

@@ -4,7 +4,7 @@ diff -ur a/CMakeLists.txt b/CMakeLists.txt
 @@ -52,9 +52,9 @@
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHs-c-")
    add_definitions(-D_HAS_EXCEPTIONS=0)
- 
+
 -  # Disable RTTI.
 -  string(REGEX REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 -  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-")
@@ -17,7 +17,7 @@ diff -ur a/CMakeLists.txt b/CMakeLists.txt
 @@ -77,9 +77,9 @@
    string(REGEX REPLACE "-fexceptions" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions")
- 
+
 -  # Disable RTTI.
 -  string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 -  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
@@ -25,5 +25,5 @@ diff -ur a/CMakeLists.txt b/CMakeLists.txt
 +  # string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 +  # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
  endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
- 
+
  # BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to make

environment/toolchain/v5/clean.sh

@@ -0,0 +1,42 @@
+#!/bin/bash -ex
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+PREFIX=/opt/toolchain-v5
+
+# NOTE: Often times when versions in the build script are changes, something
+# doesn't work. To avoid rebuild of the whole toolchain but rebuild specific
+# lib from 0, just comment specific line under this cript and run it. Don't
+# forget to comment back to avoid unnecessary deletes next time your run this
+# cript.
+
+# rm -rf "$DIR/build"
+# rm -rf "$DIR/output"
+
+# rm -rf "$PREFIX/bin/gcc"
+# rm -rf "$PREFIX/bin/ld.gold"
+# rm -rf "$PREFIX/bin/gdb"
+# rm -rf "$PREFIX/bin/cmake"
+# rm -rf "$PREFIX/bin/clang"
+# rm -rf "$PREFIX/include/bzlib.h"
+# rm -rf "$PREFIX/include/fmt"
+# rm -rf "$PREFIX/include/lz4.h"
+# rm -rf "$PREFIX/include/lzma.h"
+# rm -rf "$PREFIX/include/zlib.h"
+# rm -rf "$PREFIX/include/zstd.h"
+# rm -rf "$PREFIX/include/jemalloc"
+# rm -rf "$PREFIX/include/boost"
+# rm -rf "$PREFIX/include/double-conversion"
+# rm -rf "$PREFIX/include/gflags"
+# rm -rf "$PREFIX/include/libunwind.h"
+# rm -rf "$PREFIX/include/glog"
+# rm -rf "$PREFIX/include/event2"
+# rm -rf "$PREFIX/include/sodium.h"
+# rm -rf "$PREFIX/include/libaio.h"
+# rm -rf "$PREFIX/include/FlexLexer.h"
+# rm -rf "$PREFIX/include/snappy.h"
+# rm -rf "$PREFIX/include/fizz"
+# rm -rf "$PREFIX/include/folly"
+# rm -rf "$PREFIX/include/proxygen"
+# rm -rf "$PREFIX/include/wangle"
+# rm -rf "$PREFIX/include/thrift"
+
+# rm -rf "$PREFIX"

environment/toolchain/v5/folly-2022.01.31.00.patch

@@ -0,0 +1,41 @@
+diff -ur a/folly/CMakeLists.txt b/folly/CMakeLists.txt
+--- a/folly/CMakeLists.txt	2021-12-12 23:10:42.000000000 +0100
++++ b/folly/CMakeLists.txt	2022-02-03 15:19:41.349693134 +0100
+@@ -28,7 +28,6 @@
+ )
+
+ add_subdirectory(experimental/exception_tracer)
+-add_subdirectory(logging/example)
+
+ if (PYTHON_EXTENSIONS)
+   # Create tree of symbolic links in structure required for successful
+diff -ur a/folly/experimental/exception_tracer/ExceptionTracerLib.cpp b/folly/experimental/exception_tracer/ExceptionTracerLib.cpp
+--- a/folly/experimental/exception_tracer/ExceptionTracerLib.cpp	2021-12-12 23:10:42.000000000 +0100
++++ b/folly/experimental/exception_tracer/ExceptionTracerLib.cpp	2022-02-03 15:19:11.003368891 +0100
+@@ -96,6 +96,7 @@
+ #define __builtin_unreachable()
+ #endif
+
++#if 0
+ namespace __cxxabiv1 {
+
+ void __cxa_throw(
+@@ -154,5 +155,5 @@
+ }
+
+ } // namespace std
+-
++#endif
+ #endif // defined(__GLIBCXX__)
+diff -ur a/folly/Portability.h b/folly/Portability.h
+--- a/folly/Portability.h	2021-12-12 23:10:42.000000000 +0100
++++ b/folly/Portability.h	2022-02-03 15:19:11.003368891 +0100
+@@ -566,7 +566,7 @@
+ #define FOLLY_HAS_COROUTINES 0
+ #elif (__cpp_coroutines >= 201703L || __cpp_impl_coroutine >= 201902L) && \
+     (__has_include(<coroutine>) || __has_include(<experimental/coroutine>))
+-#define FOLLY_HAS_COROUTINES 1
++#define FOLLY_HAS_COROUTINES 0
+ // This is mainly to workaround bugs triggered by LTO, when stack allocated
+ // variables in await_suspend end up on a coroutine frame.
+ #define FOLLY_CORO_AWAIT_SUSPEND_NONTRIVIAL_ATTRIBUTES FOLLY_NOINLINE

environment/toolchain/v5/folly-2023.09.25.00.patch

@@ -0,0 +1,26 @@
+diff --git a/folly/CMakeLists.txt b/folly/CMakeLists.txt
+index e0e16df..471131e 100644
+--- a/folly/CMakeLists.txt
++++ b/folly/CMakeLists.txt
+@@ -28,7 +28,7 @@ install(
+ )
+ 
+ add_subdirectory(experimental/exception_tracer)
+-add_subdirectory(logging/example)
++# add_subdirectory(logging/example)
+ 
+ if (PYTHON_EXTENSIONS)
+   # Create tree of symbolic links in structure required for successful
+diff --git a/folly/Portability.h b/folly/Portability.h
+index 365ef1b..42d24b8 100644
+--- a/folly/Portability.h
++++ b/folly/Portability.h
+@@ -560,7 +560,7 @@ constexpr auto kCpplibVer = 0;
+     (defined(__cpp_coroutines) && __cpp_coroutines >= 201703L) ||          \
+     (defined(__cpp_impl_coroutine) && __cpp_impl_coroutine >= 201902L)) && \
+     (__has_include(<coroutine>) || __has_include(<experimental/coroutine>))
+-#define FOLLY_HAS_COROUTINES 1
++#define FOLLY_HAS_COROUTINES 0
+ // This is mainly to workaround bugs triggered by LTO, when stack allocated
+ // variables in await_suspend end up on a coroutine frame.
+ #define FOLLY_CORO_AWAIT_SUSPEND_NONTRIVIAL_ATTRIBUTES FOLLY_NOINLINE

environment/toolchain/v5/snappy.patch

@@ -0,0 +1,29 @@
+diff -ur a/CMakeLists.txt b/CMakeLists.txt
+--- a/CMakeLists.txt	2021-05-05 00:53:34.000000000 +0200
++++ b/CMakeLists.txt	2022-01-27 17:18:34.758302398 +0100
+@@ -52,9 +52,9 @@
+   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHs-c-")
+   add_definitions(-D_HAS_EXCEPTIONS=0)
+
+-  # Disable RTTI.
+-  string(REGEX REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-")
++  # # Disable RTTI.
++  # string(REGEX REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
++  # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-")
+ else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
+   # Use -Wall for clang and gcc.
+   if(NOT CMAKE_CXX_FLAGS MATCHES "-Wall")
+@@ -77,9 +77,9 @@
+   string(REGEX REPLACE "-fexceptions" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions")
+
+-  # Disable RTTI.
+-  string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
++  # # Disable RTTI.
++  # string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
++  # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
+ endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
+
+ # BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to make

environment/toolchain/v5/xz_pgp.txt

@@ -0,0 +1,75 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+
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+=asTC
+-----END PGP PUBLIC KEY BLOCK-----

include/_mgp.hpp

@@ -236,6 +236,54 @@ inline mgp_type *type_nullable(mgp_type *type) { return MgInvoke<mgp_type *>(mgp
 
 // mgp_graph
 
+inline bool create_label_index(mgp_graph *graph, const char *label) {
+  return MgInvoke<int>(mgp_create_label_index, graph, label);
+}
+
+inline bool drop_label_index(mgp_graph *graph, const char *label) {
+  return MgInvoke<int>(mgp_drop_label_index, graph, label);
+}
+
+inline mgp_list *list_all_label_indices(mgp_graph *graph, mgp_memory *memory) {
+  return MgInvoke<mgp_list *>(mgp_list_all_label_indices, graph, memory);
+}
+
+inline bool create_label_property_index(mgp_graph *graph, const char *label, const char *property) {
+  return MgInvoke<int>(mgp_create_label_property_index, graph, label, property);
+}
+
+inline bool drop_label_property_index(mgp_graph *graph, const char *label, const char *property) {
+  return MgInvoke<int>(mgp_drop_label_property_index, graph, label, property);
+}
+
+inline mgp_list *list_all_label_property_indices(mgp_graph *graph, mgp_memory *memory) {
+  return MgInvoke<mgp_list *>(mgp_list_all_label_property_indices, graph, memory);
+}
+
+inline bool create_existence_constraint(mgp_graph *graph, const char *label, const char *property) {
+  return MgInvoke<int>(mgp_create_existence_constraint, graph, label, property);
+}
+
+inline bool drop_existence_constraint(mgp_graph *graph, const char *label, const char *property) {
+  return MgInvoke<int>(mgp_drop_existence_constraint, graph, label, property);
+}
+
+inline mgp_list *list_all_existence_constraints(mgp_graph *graph, mgp_memory *memory) {
+  return MgInvoke<mgp_list *>(mgp_list_all_existence_constraints, graph, memory);
+}
+
+inline bool create_unique_constraint(mgp_graph *memgraph_graph, const char *label, mgp_value *properties) {
+  return MgInvoke<int>(mgp_create_unique_constraint, memgraph_graph, label, properties);
+}
+
+inline bool drop_unique_constraint(mgp_graph *memgraph_graph, const char *label, mgp_value *properties) {
+  return MgInvoke<int>(mgp_drop_unique_constraint, memgraph_graph, label, properties);
+}
+
+inline mgp_list *list_all_unique_constraints(mgp_graph *graph, mgp_memory *memory) {
+  return MgInvoke<mgp_list *>(mgp_list_all_unique_constraints, graph, memory);
+}
+
 inline bool graph_is_mutable(mgp_graph *graph) { return MgInvoke<int>(mgp_graph_is_mutable, graph); }
 
 inline mgp_vertex *graph_create_vertex(mgp_graph *graph, mgp_memory *memory) {
@@ -265,6 +313,11 @@ inline mgp_edge *graph_edge_set_to(struct mgp_graph *graph, struct mgp_edge *e,
   return MgInvoke<mgp_edge *>(mgp_graph_edge_set_to, graph, e, new_to, memory);
 }
 
+inline mgp_edge *graph_edge_change_type(struct mgp_graph *graph, struct mgp_edge *e, struct mgp_edge_type new_type,
+                                        mgp_memory *memory) {
+  return MgInvoke<mgp_edge *>(mgp_graph_edge_change_type, graph, e, new_type, memory);
+}
+
 inline void graph_delete_edge(mgp_graph *graph, mgp_edge *edge) { MgInvokeVoid(mgp_graph_delete_edge, graph, edge); }
 
 inline mgp_vertex *graph_get_vertex_by_id(mgp_graph *g, mgp_vertex_id id, mgp_memory *memory) {
@@ -355,6 +408,8 @@ inline size_t map_size(mgp_map *map) { return MgInvoke<size_t>(mgp_map_size, map
 
 inline mgp_value *map_at(mgp_map *map, const char *key) { return MgInvoke<mgp_value *>(mgp_map_at, map, key); }
 
+inline bool key_exists(mgp_map *map, const char *key) { return MgInvoke<int>(mgp_key_exists, map, key); }
+
 inline const char *map_item_key(mgp_map_item *item) { return MgInvoke<const char *>(mgp_map_item_key, item); }
 
 inline mgp_value *map_item_value(mgp_map_item *item) { return MgInvoke<mgp_value *>(mgp_map_item_value, item); }
@@ -477,6 +532,8 @@ inline void path_destroy(mgp_path *path) { mgp_path_destroy(path); }
 
 inline void path_expand(mgp_path *path, mgp_edge *edge) { MgInvokeVoid(mgp_path_expand, path, edge); }
 
+inline void path_pop(mgp_path *path) { MgInvokeVoid(mgp_path_pop, path); }
+
 inline size_t path_size(mgp_path *path) { return MgInvoke<size_t>(mgp_path_size, path); }
 
 inline mgp_vertex *path_vertex_at(mgp_path *path, size_t index) {

include/_mgp_mock.py

@@ -333,6 +333,13 @@ class Path:
         self._vertices.append(edge.end_id)
         self._edges.append((edge.start_id, edge.end_id, edge.id))
 
+    def pop(self):
+        if not self._edges:
+            raise IndexError("Path contains no relationships.")
+
+        self._vertices.pop()
+        self._edges.pop()
+
     def vertex_at(self, index: int) -> Vertex:
         return Vertex(self._vertices[index], self._graph)
 

include/mg_procedure.h

@@ -111,6 +111,22 @@ enum mgp_error mgp_global_aligned_alloc(size_t size_in_bytes, size_t alignment,
 /// The behavior is undefined if `ptr` is not a value returned from a prior
 /// mgp_global_alloc() or mgp_global_aligned_alloc().
 void mgp_global_free(void *p);
+
+/// State of the graph database.
+struct mgp_graph;
+
+/// Allocations are tracked only for master thread. If new threads are spawned
+/// inside procedure, by calling following function
+/// you can start tracking allocations for current thread too. This
+/// is important if you need query memory limit to work
+/// for given procedure or per procedure memory limit.
+enum mgp_error mgp_track_current_thread_allocations(struct mgp_graph *graph);
+
+/// Once allocations are tracked for current thread, you need to stop tracking allocations
+/// for given thread, before thread finishes with execution, or is detached.
+/// Otherwise it might result in slowdown of system due to unnecessary tracking of
+/// allocations.
+enum mgp_error mgp_untrack_current_thread_allocations(struct mgp_graph *graph);
 ///@}
 
 /// @name Operations on mgp_value
@@ -482,6 +498,9 @@ enum mgp_error mgp_map_size(struct mgp_map *map, size_t *result);
 /// Result is NULL if no mapping exists.
 enum mgp_error mgp_map_at(struct mgp_map *map, const char *key, struct mgp_value **result);
 
+/// Returns true if key in map.
+enum mgp_error mgp_key_exists(struct mgp_map *map, const char *key, int *result);
+
 /// An item in the mgp_map.
 struct mgp_map_item;
 
@@ -543,6 +562,10 @@ void mgp_path_destroy(struct mgp_path *path);
 /// Return mgp_error::MGP_ERROR_UNABLE_TO_ALLOCATE if unable to allocate memory for path extension.
 enum mgp_error mgp_path_expand(struct mgp_path *path, struct mgp_edge *edge);
 
+/// Remove the last node and the last relationship from the path.
+/// Return mgp_error::MGP_ERROR_OUT_OF_RANGE if the path contains no relationships.
+enum mgp_error mgp_path_pop(struct mgp_path *path);
+
 /// Get the number of edges in a mgp_path.
 /// Current implementation always returns without errors.
 enum mgp_error mgp_path_size(struct mgp_path *path, size_t *result);
@@ -847,15 +870,71 @@ enum mgp_error mgp_edge_set_properties(struct mgp_edge *e, struct mgp_map *prope
 enum mgp_error mgp_edge_iter_properties(struct mgp_edge *e, struct mgp_memory *memory,
                                         struct mgp_properties_iterator **result);
 
-/// State of the graph database.
-struct mgp_graph;
-
 /// Get the vertex corresponding to given ID, or NULL if no such vertex exists.
 /// Resulting vertex must be freed using mgp_vertex_destroy.
 /// Return mgp_error::MGP_ERROR_UNABLE_TO_ALLOCATE if unable to allocate the vertex.
 enum mgp_error mgp_graph_get_vertex_by_id(struct mgp_graph *g, struct mgp_vertex_id id, struct mgp_memory *memory,
                                           struct mgp_vertex **result);
 
+/// Creates label index for given label.
+/// mgp_error::MGP_ERROR_NO_ERROR is always returned.
+/// if label index already exists, result will be 0, otherwise 1.
+enum mgp_error mgp_create_label_index(struct mgp_graph *graph, const char *label, int *result);
+
+/// Drop label index.
+enum mgp_error mgp_drop_label_index(struct mgp_graph *graph, const char *label, int *result);
+
+/// List all label indices.
+enum mgp_error mgp_list_all_label_indices(struct mgp_graph *graph, struct mgp_memory *memory, struct mgp_list **result);
+
+/// Creates label-property index for given label and propery.
+/// mgp_error::MGP_ERROR_NO_ERROR is always returned.
+/// if label property index already exists, result will be 0, otherwise 1.
+enum mgp_error mgp_create_label_property_index(struct mgp_graph *graph, const char *label, const char *property,
+                                               int *result);
+
+/// Drops label-property index for given label and propery.
+/// mgp_error::MGP_ERROR_NO_ERROR is always returned.
+/// if dropping label property index failed, result will be 0, otherwise 1.
+enum mgp_error mgp_drop_label_property_index(struct mgp_graph *graph, const char *label, const char *property,
+                                             int *result);
+
+/// List all label+property indices.
+enum mgp_error mgp_list_all_label_property_indices(struct mgp_graph *graph, struct mgp_memory *memory,
+                                                   struct mgp_list **result);
+
+/// Creates existence constraint for given label and property.
+/// mgp_error::MGP_ERROR_NO_ERROR is always returned.
+/// if creating existence constraint failed, result will be 0, otherwise 1.
+enum mgp_error mgp_create_existence_constraint(struct mgp_graph *graph, const char *label, const char *property,
+                                               int *result);
+
+/// Drops existence constraint for given label and property.
+/// mgp_error::MGP_ERROR_NO_ERROR is always returned.
+/// if dropping existence constraint failed, result will be 0, otherwise 1.
+enum mgp_error mgp_drop_existence_constraint(struct mgp_graph *graph, const char *label, const char *property,
+                                             int *result);
+
+/// List all existence constraints.
+enum mgp_error mgp_list_all_existence_constraints(struct mgp_graph *graph, struct mgp_memory *memory,
+                                                  struct mgp_list **result);
+
+/// Creates unique constraint for given label and properties.
+/// mgp_error::MGP_ERROR_NO_ERROR is always returned.
+/// if creating unique constraint failed, result will be 0, otherwise 1.
+enum mgp_error mgp_create_unique_constraint(struct mgp_graph *graph, const char *label, struct mgp_value *properties,
+                                            int *result);
+
+/// Drops unique constraint for given label and properties.
+/// mgp_error::MGP_ERROR_NO_ERROR is always returned.
+/// if dropping unique constraint failed, result will be 0, otherwise 1.
+enum mgp_error mgp_drop_unique_constraint(struct mgp_graph *graph, const char *label, struct mgp_value *properties,
+                                          int *result);
+
+/// List all unique constraints
+enum mgp_error mgp_list_all_unique_constraints(struct mgp_graph *graph, struct mgp_memory *memory,
+                                               struct mgp_list **result);
+
 /// Result is non-zero if the graph can be modified.
 /// If a graph is immutable, then vertices cannot be created or deleted, and all of the returned vertices will be
 /// immutable also. The same applies for edges.
@@ -904,6 +983,13 @@ enum mgp_error mgp_graph_edge_set_from(struct mgp_graph *graph, struct mgp_edge
 enum mgp_error mgp_graph_edge_set_to(struct mgp_graph *graph, struct mgp_edge *e, struct mgp_vertex *new_to,
                                      struct mgp_memory *memory, struct mgp_edge **result);
 
+/// Change edge type
+/// Return mgp_error::MGP_ERROR_IMMUTABLE_OBJECT if `graph` is immutable.
+/// Return mgp_error::MGP_ERROR_SERIALIZATION_ERROR if `edge`, its source or destination vertex has been modified by
+/// another transaction.
+enum mgp_error mgp_graph_edge_change_type(struct mgp_graph *graph, struct mgp_edge *e, struct mgp_edge_type new_type,
+                                          struct mgp_memory *memory, struct mgp_edge **result);
+
 /// Delete an edge from the graph.
 /// Return mgp_error::MGP_ERROR_IMMUTABLE_OBJECT if `graph` is immutable.
 /// Return mgp_error::MGP_ERROR_SERIALIZATION_ERROR if `edge`, its source or destination vertex has been modified by

include/mgp.py

@@ -983,6 +983,24 @@ class Path:
         self._vertices = None
         self._edges = None
 
+    def pop(self):
+        """
+        Remove the last node and the last relationship from the path.
+
+        Raises:
+            InvalidContextError: If using an invalid `Path` instance
+            OutOfRangeError: If the path contains no relationships.
+
+        Examples:
+            ```path.pop()```
+        """
+        if not self.is_valid():
+            raise InvalidContextError()
+        self._path.pop()
+        # Invalidate our cached tuples
+        self._vertices = None
+        self._edges = None
+
     @property
     def vertices(self) -> typing.Tuple[Vertex, ...]:
         """
@@ -1023,6 +1041,10 @@ class Path:
             self._edges = tuple(Edge(self._path.edge_at(i)) for i in range(num_edges))
         return self._edges
 
+    @property
+    def length(self) -> int:
+        return self._path.size()
+
 
 class Record:
     """Represents a record of resulting field values."""

include/mgp_mock.py

@@ -929,6 +929,25 @@ class Path:
         self._vertices = None
         self._edges = None
 
+    def pop(self):
+        """
+        Remove the last node and the last relationship from the path.
+
+        Raises:
+            InvalidContextError: If using an invalid `Path` instance
+            OutOfRangeError: If the path contains no relationships.
+
+        Examples:
+            ```path.pop()```
+        """
+        if not self.is_valid():
+            raise InvalidContextError()
+        self._path.pop()
+
+        # Invalidate cached tuples
+        self._vertices = None
+        self._edges = None
+
     @property
     def vertices(self) -> typing.Tuple[Vertex, ...]:
         """

libs/CMakeLists.txt

@@ -4,7 +4,8 @@ include(GNUInstallDirs)
 
 include(ProcessorCount)
 ProcessorCount(NPROC)
-if (NPROC EQUAL 0)
+
+if(NPROC EQUAL 0)
   set(NPROC 1)
 endif()
 
@@ -12,10 +13,10 @@ find_package(Boost 1.78 REQUIRED)
 find_package(BZip2 1.0.6 REQUIRED)
 find_package(Threads REQUIRED)
 set(GFLAGS_NOTHREADS OFF)
+
 # NOTE: config/generate.py depends on the gflags help XML format.
 find_package(gflags REQUIRED)
 find_package(fmt 8.0.1)
-find_package(Jemalloc REQUIRED)
 find_package(ZLIB 1.2.11 REQUIRED)
 
 set(LIB_DIR ${CMAKE_CURRENT_SOURCE_DIR})
@@ -24,24 +25,27 @@ set(LIB_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 function(import_header_library name include_dir)
   add_library(${name} INTERFACE IMPORTED GLOBAL)
   set_property(TARGET ${name} PROPERTY
-               INTERFACE_INCLUDE_DIRECTORIES ${include_dir})
+    INTERFACE_INCLUDE_DIRECTORIES ${include_dir})
   string(TOUPPER ${name} _upper_name)
   set(${_upper_name}_INCLUDE_DIR ${include_dir} CACHE FILEPATH
-      "Path to ${name} include directory" FORCE)
+    "Path to ${name} include directory" FORCE)
   mark_as_advanced(${_upper_name}_INCLUDE_DIR)
   add_library(lib::${name} ALIAS ${name})
 endfunction(import_header_library)
 
 function(import_library name type location include_dir)
   add_library(${name} ${type} IMPORTED GLOBAL)
-  if (${ARGN})
+
+  if(${ARGN})
     # Optional argument is the name of the external project that we need to
     # depend on.
     add_dependencies(${name} ${ARGN0})
   else()
     add_dependencies(${name} ${name}-proj)
   endif()
+
   set_property(TARGET ${name} PROPERTY IMPORTED_LOCATION ${location})
+
   # We need to create the include directory first in order to be able to add it
   # as an include directory. The header files in the include directory will be
   # generated later during the build process.
@@ -61,29 +65,34 @@ function(add_external_project name)
   set(options NO_C_COMPILER)
   set(one_value_kwargs SOURCE_DIR BUILD_IN_SOURCE)
   set(multi_value_kwargs CMAKE_ARGS DEPENDS INSTALL_COMMAND BUILD_COMMAND
-      CONFIGURE_COMMAND)
+    CONFIGURE_COMMAND)
   cmake_parse_arguments(KW "${options}" "${one_value_kwargs}" "${multi_value_kwargs}" ${ARGN})
   set(source_dir ${CMAKE_CURRENT_SOURCE_DIR}/${name})
-  if (KW_SOURCE_DIR)
+
+  if(KW_SOURCE_DIR)
     set(source_dir ${KW_SOURCE_DIR})
   endif()
+
   set(build_in_source 0)
-  if (KW_BUILD_IN_SOURCE)
+
+  if(KW_BUILD_IN_SOURCE)
     set(build_in_source ${KW_BUILD_IN_SOURCE})
   endif()
-  if (NOT KW_NO_C_COMPILER)
+
+  if(NOT KW_NO_C_COMPILER)
     set(KW_CMAKE_ARGS -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} ${KW_CMAKE_ARGS})
   endif()
+
   ExternalProject_Add(${name}-proj DEPENDS ${KW_DEPENDS}
-                      PREFIX ${source_dir} SOURCE_DIR ${source_dir}
-                      BUILD_IN_SOURCE ${build_in_source}
-                      CONFIGURE_COMMAND ${KW_CONFIGURE_COMMAND}
-                      CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release
-                                 -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-                                 -DCMAKE_INSTALL_PREFIX=${source_dir}
-                                 ${KW_CMAKE_ARGS}
-                      INSTALL_COMMAND ${KW_INSTALL_COMMAND}
-                      BUILD_COMMAND ${KW_BUILD_COMMAND})
+    PREFIX ${source_dir} SOURCE_DIR ${source_dir}
+    BUILD_IN_SOURCE ${build_in_source}
+    CONFIGURE_COMMAND ${KW_CONFIGURE_COMMAND}
+    CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release
+    -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
+    -DCMAKE_INSTALL_PREFIX=${source_dir}
+    ${KW_CMAKE_ARGS}
+    INSTALL_COMMAND ${KW_INSTALL_COMMAND}
+    BUILD_COMMAND ${KW_BUILD_COMMAND})
 endfunction(add_external_project)
 
 # Calls `add_external_project`, sets NAME_LIBRARY, NAME_INCLUDE_DIR variables
@@ -92,23 +101,34 @@ macro(import_external_library name type library_location include_dir)
   add_external_project(${name} ${ARGN})
   string(TOUPPER ${name} _upper_name)
   set(${_upper_name}_LIBRARY ${library_location} CACHE FILEPATH
-      "Path to ${name} library" FORCE)
+    "Path to ${name} library" FORCE)
   set(${_upper_name}_INCLUDE_DIR ${include_dir} CACHE FILEPATH
-      "Path to ${name} include directory" FORCE)
+    "Path to ${name} include directory" FORCE)
   mark_as_advanced(${_upper_name}_LIBRARY ${_upper_name}_INCLUDE_DIR)
   import_library(${name} ${type} ${${_upper_name}_LIBRARY} ${${_upper_name}_INCLUDE_DIR})
 endmacro(import_external_library)
 
+
+macro(set_path_external_library name type library_location include_dir)
+  string(TOUPPER ${name} _upper_name)
+  set(${_upper_name}_LIBRARY ${library_location} CACHE FILEPATH
+      "Path to ${name} library" FORCE)
+  set(${_upper_name}_INCLUDE_DIR ${include_dir} CACHE FILEPATH
+      "Path to ${name} include directory" FORCE)
+  mark_as_advanced(${name}_LIBRARY ${name}_INCLUDE_DIR)
+endmacro(set_path_external_library)
+
+
 # setup antlr
 import_external_library(antlr4 STATIC
   ${CMAKE_CURRENT_SOURCE_DIR}/antlr4/runtime/Cpp/lib/libantlr4-runtime.a
   ${CMAKE_CURRENT_SOURCE_DIR}/antlr4/runtime/Cpp/include/antlr4-runtime
   SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/antlr4/runtime/Cpp
   CMAKE_ARGS # http://stackoverflow.com/questions/37096062/get-a-basic-c-program-to-compile-using-clang-on-ubuntu-16/38385967#38385967
-             -DWITH_LIBCXX=OFF # because of debian bug
-             -DCMAKE_SKIP_INSTALL_ALL_DEPENDENCY=true
-             -DCMAKE_CXX_STANDARD=20
-             -DANTLR_BUILD_CPP_TESTS=OFF
+  -DWITH_LIBCXX=OFF # because of debian bug
+  -DCMAKE_SKIP_INSTALL_ALL_DEPENDENCY=true
+  -DCMAKE_CXX_STANDARD=20
+  -DANTLR_BUILD_CPP_TESTS=OFF
   BUILD_COMMAND $(MAKE) antlr4_static
   INSTALL_COMMAND $(MAKE) install)
 
@@ -116,6 +136,7 @@ import_external_library(antlr4 STATIC
 import_external_library(benchmark STATIC
   ${CMAKE_CURRENT_SOURCE_DIR}/benchmark/${CMAKE_INSTALL_LIBDIR}/libbenchmark.a
   ${CMAKE_CURRENT_SOURCE_DIR}/benchmark/include
+
   # Skip testing. The tests don't compile with Clang 8.
   CMAKE_ARGS -DBENCHMARK_ENABLE_TESTING=OFF)
 
@@ -131,15 +152,15 @@ add_subdirectory(rapidcheck EXCLUDE_FROM_ALL)
 # setup google test
 add_external_project(gtest SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/googletest)
 set(GTEST_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/googletest/include
-    CACHE PATH "Path to gtest and gmock include directory" FORCE)
+  CACHE PATH "Path to gtest and gmock include directory" FORCE)
 set(GMOCK_LIBRARY ${CMAKE_CURRENT_SOURCE_DIR}/googletest/lib/libgmock.a
-    CACHE FILEPATH "Path to gmock library" FORCE)
+  CACHE FILEPATH "Path to gmock library" FORCE)
 set(GMOCK_MAIN_LIBRARY ${CMAKE_CURRENT_SOURCE_DIR}/googletest/lib/libgmock_main.a
-    CACHE FILEPATH "Path to gmock_main library" FORCE)
+  CACHE FILEPATH "Path to gmock_main library" FORCE)
 set(GTEST_LIBRARY ${CMAKE_CURRENT_SOURCE_DIR}/googletest/lib/libgtest.a
-    CACHE FILEPATH "Path to gtest library" FORCE)
+  CACHE FILEPATH "Path to gtest library" FORCE)
 set(GTEST_MAIN_LIBRARY ${CMAKE_CURRENT_SOURCE_DIR}/googletest/lib/libgtest_main.a
-    CACHE FILEPATH "Path to gtest_main library" FORCE)
+  CACHE FILEPATH "Path to gtest_main library" FORCE)
 mark_as_advanced(GTEST_INCLUDE_DIR GMOCK_LIBRARY GMOCK_MAIN_LIBRARY GTEST_LIBRARY GTEST_MAIN_LIBRARY)
 import_library(gtest STATIC ${GTEST_LIBRARY} ${GTEST_INCLUDE_DIR} gtest-proj)
 import_library(gtest_main STATIC ${GTEST_MAIN_LIBRARY} ${GTEST_INCLUDE_DIR} gtest-proj)
@@ -157,10 +178,10 @@ import_external_library(rocksdb STATIC
   ${CMAKE_CURRENT_SOURCE_DIR}/rocksdb/lib/librocksdb.a
   ${CMAKE_CURRENT_SOURCE_DIR}/rocksdb/include
   CMAKE_ARGS -DUSE_RTTI=ON
-             -DWITH_TESTS=OFF
-             -DGFLAGS_NOTHREADS=OFF
-             -DCMAKE_INSTALL_LIBDIR=lib
-             -DCMAKE_SKIP_INSTALL_ALL_DEPENDENCY=true
+  -DWITH_TESTS=OFF
+  -DGFLAGS_NOTHREADS=OFF
+  -DCMAKE_INSTALL_LIBDIR=lib
+  -DCMAKE_SKIP_INSTALL_ALL_DEPENDENCY=true
   BUILD_COMMAND $(MAKE) rocksdb)
 
 # Setup libbcrypt
@@ -169,8 +190,8 @@ import_external_library(libbcrypt STATIC
   ${CMAKE_CURRENT_SOURCE_DIR}/libbcrypt
   CONFIGURE_COMMAND sed s/-Wcast-align// -i ${CMAKE_CURRENT_SOURCE_DIR}/libbcrypt/crypt_blowfish/Makefile
   BUILD_COMMAND make -C ${CMAKE_CURRENT_SOURCE_DIR}/libbcrypt
-                     CC=${CMAKE_C_COMPILER}
-                     CXX=${CMAKE_CXX_COMPILER}
+  CC=${CMAKE_C_COMPILER}
+  CXX=${CMAKE_CXX_COMPILER}
   INSTALL_COMMAND true)
 
 # Setup mgclient
@@ -178,16 +199,16 @@ import_external_library(mgclient STATIC
   ${CMAKE_CURRENT_SOURCE_DIR}/mgclient/lib/libmgclient.a
   ${CMAKE_CURRENT_SOURCE_DIR}/mgclient/include
   CMAKE_ARGS -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
-             -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-             -DBUILD_TESTING=OFF
-             -DBUILD_CPP_BINDINGS=ON)
+  -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
+  -DBUILD_TESTING=OFF
+  -DBUILD_CPP_BINDINGS=ON)
 find_package(OpenSSL REQUIRED)
 target_link_libraries(mgclient INTERFACE ${OPENSSL_LIBRARIES})
 
 add_external_project(mgconsole
   SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/mgconsole
   CMAKE_ARGS
-    -DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_BINARY_DIR}
+  -DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_BINARY_DIR}
   BUILD_COMMAND $(MAKE) mgconsole)
 
 add_custom_target(mgconsole DEPENDS mgconsole-proj)
@@ -204,14 +225,15 @@ import_external_library(librdkafka STATIC
   ${CMAKE_CURRENT_SOURCE_DIR}/librdkafka/lib/librdkafka.a
   ${CMAKE_CURRENT_SOURCE_DIR}/librdkafka/include
   CMAKE_ARGS -DRDKAFKA_BUILD_STATIC=ON
-             -DRDKAFKA_BUILD_EXAMPLES=OFF
-             -DRDKAFKA_BUILD_TESTS=OFF
-             -DWITH_ZSTD=OFF
-             -DENABLE_LZ4_EXT=OFF
-             -DCMAKE_INSTALL_LIBDIR=lib
-             -DWITH_SSL=ON
-             # If we want SASL, we need to install it on build machines
-             -DWITH_SASL=OFF)
+  -DRDKAFKA_BUILD_EXAMPLES=OFF
+  -DRDKAFKA_BUILD_TESTS=OFF
+  -DWITH_ZSTD=OFF
+  -DENABLE_LZ4_EXT=OFF
+  -DCMAKE_INSTALL_LIBDIR=lib
+  -DWITH_SSL=ON
+
+  # If we want SASL, we need to install it on build machines
+  -DWITH_SASL=OFF)
 target_link_libraries(librdkafka INTERFACE ${OPENSSL_LIBRARIES} ZLIB::ZLIB)
 
 import_library(librdkafka++ STATIC
@@ -232,24 +254,24 @@ import_external_library(pulsar STATIC
   ${CMAKE_CURRENT_SOURCE_DIR}/pulsar/install/include
   BUILD_IN_SOURCE 1
   CONFIGURE_COMMAND cmake pulsar-client-cpp
-                            -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_SOURCE_DIR}/pulsar/install
-                            -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-                            -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
-                            -DBUILD_DYNAMIC_LIB=OFF
-                            -DBUILD_STATIC_LIB=ON
-                            -DBUILD_TESTS=OFF
-                            -DLINK_STATIC=ON
-                            -DPROTOC_PATH=${PROTOBUF_ROOT}/bin/protoc
-                            -DBOOST_ROOT=${BOOST_ROOT}
-                            -DCMAKE_PREFIX_PATH=${PROTOBUF_ROOT}
-                            -DProtobuf_INCLUDE_DIRS=${PROTOBUF_ROOT}/include
-                            -DBUILD_PYTHON_WRAPPER=OFF
-                            -DBUILD_PERF_TOOLS=OFF
-                            -DUSE_LOG4CXX=OFF
- BUILD_COMMAND $(MAKE) pulsarStaticWithDeps)
+  -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_SOURCE_DIR}/pulsar/install
+  -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
+  -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
+  -DBUILD_DYNAMIC_LIB=OFF
+  -DBUILD_STATIC_LIB=ON
+  -DBUILD_TESTS=OFF
+  -DLINK_STATIC=ON
+  -DPROTOC_PATH=${PROTOBUF_ROOT}/bin/protoc
+  -DBOOST_ROOT=${BOOST_ROOT}
+  -DCMAKE_PREFIX_PATH=${PROTOBUF_ROOT}
+  -DProtobuf_INCLUDE_DIRS=${PROTOBUF_ROOT}/include
+  -DBUILD_PYTHON_WRAPPER=OFF
+  -DBUILD_PERF_TOOLS=OFF
+  -DUSE_LOG4CXX=OFF
+  BUILD_COMMAND $(MAKE) pulsarStaticWithDeps)
 add_dependencies(pulsar-proj protobuf)
 
-if (${MG_ARCH} STREQUAL "ARM64")
+if(${MG_ARCH} STREQUAL "ARM64")
   set(MG_LIBRDTSC_CMAKE_ARGS -DLIBRDTSC_ARCH_x86=OFF -DLIBRDTSC_ARCH_ARM64=ON)
 endif()
 
@@ -265,3 +287,10 @@ import_header_library(ctre ${CMAKE_CURRENT_SOURCE_DIR})
 # setup absl (cmake sub_directory tolerant)
 set(ABSL_PROPAGATE_CXX_STD ON)
 add_subdirectory(absl EXCLUDE_FROM_ALL)
+
+# set Jemalloc
+set_path_external_library(jemalloc STATIC
+  ${CMAKE_CURRENT_SOURCE_DIR}/jemalloc/lib/libjemalloc.a
+  ${CMAKE_CURRENT_SOURCE_DIR}/jemalloc/include/)
+
+import_header_library(rangev3 ${CMAKE_CURRENT_SOURCE_DIR}/rangev3/include)

libs/setup.sh

@@ -124,6 +124,8 @@ declare -A primary_urls=(
   ["librdtsc"]="http://$local_cache_host/git/librdtsc.git"
   ["ctre"]="http://$local_cache_host/file/hanickadot/compile-time-regular-expressions/v3.7.2/single-header/ctre.hpp"
   ["absl"]="https://$local_cache_host/git/abseil-cpp.git"
+  ["jemalloc"]="https://$local_cache_host/git/jemalloc.git"
+  ["range-v3"]="https://$local_cache_host/git/ericniebler/range-v3.git"
 )
 
 # The goal of secondary urls is to have links to the "source of truth" of
@@ -151,6 +153,8 @@ declare -A secondary_urls=(
   ["librdtsc"]="https://github.com/gabrieleara/librdtsc.git"
   ["ctre"]="https://raw.githubusercontent.com/hanickadot/compile-time-regular-expressions/v3.7.2/single-header/ctre.hpp"
   ["absl"]="https://github.com/abseil/abseil-cpp.git"
+  ["jemalloc"]="https://github.com/jemalloc/jemalloc.git"
+  ["range-v3"]="https://github.com/ericniebler/range-v3.git"
 )
 
 # antlr
@@ -252,3 +256,24 @@ cd ..
 # abseil 20230125.3
 absl_ref="20230125.3"
 repo_clone_try_double "${primary_urls[absl]}" "${secondary_urls[absl]}" "absl" "$absl_ref"
+
+# jemalloc ea6b3e973b477b8061e0076bb257dbd7f3faa756
+JEMALLOC_COMMIT_VERSION="5.2.1"
+repo_clone_try_double "${secondary_urls[jemalloc]}" "${secondary_urls[jemalloc]}" "jemalloc" "$JEMALLOC_COMMIT_VERSION"
+
+# this is hack for cmake in libs to set path, and for FindJemalloc to use Jemalloc_INCLUDE_DIR
+pushd jemalloc
+
+./autogen.sh
+MALLOC_CONF="retain:false,percpu_arena:percpu,oversize_threshold:0,muzzy_decay_ms:5000,dirty_decay_ms:5000" \
+./configure \
+  --disable-cxx \
+  --enable-shared=no --prefix=$working_dir \
+  --with-malloc-conf="retain:false,percpu_arena:percpu,oversize_threshold:0,muzzy_decay_ms:5000,dirty_decay_ms:5000"
+
+make -j$CPUS install
+popd
+
+#range-v3 release-0.12.0
+range_v3_ref="release-0.12.0"
+repo_clone_try_double "${primary_urls[range-v3]}" "${secondary_urls[range-v3]}" "rangev3" "$range_v3_ref"

licenses/BSL.txt

@@ -36,7 +36,7 @@ ADDITIONAL USE GRANT:   You may use the Licensed Work in accordance with the
                         3. using the Licensed Work to create a work or solution
                         which competes (or might reasonably be expected to
                         compete) with the Licensed Work.
-CHANGE DATE:            2027-13-09
+CHANGE DATE:            2027-30-10
 CHANGE LICENSE:         Apache License, Version 2.0
 
 For information about alternative licensing arrangements, please visit: https://memgraph.com/legal.

query_modules/CMakeLists.txt

@@ -13,6 +13,7 @@ string(TOLOWER ${CMAKE_BUILD_TYPE} lower_build_type)
 add_library(example_c SHARED example.c)
 target_include_directories(example_c PRIVATE ${CMAKE_SOURCE_DIR}/include)
 target_compile_options(example_c PRIVATE -Wall)
+target_link_libraries(example_c PRIVATE -static-libgcc -static-libstdc++)
 # Strip C example in release build.
 if (lower_build_type STREQUAL "release")
   add_custom_command(TARGET example_c POST_BUILD
@@ -28,6 +29,7 @@ install(FILES example.c DESTINATION lib/memgraph/query_modules/src)
 add_library(example_cpp SHARED example.cpp)
 target_include_directories(example_cpp PRIVATE ${CMAKE_SOURCE_DIR}/include)
 target_compile_options(example_cpp PRIVATE -Wall)
+target_link_libraries(example_cpp PRIVATE -static-libgcc -static-libstdc++)
 # Strip C++ example in release build.
 if (lower_build_type STREQUAL "release")
   add_custom_command(TARGET example_cpp POST_BUILD
@@ -40,9 +42,27 @@ install(PROGRAMS $<TARGET_FILE:example_cpp>
 # Also install the source of the example, so user can read it.
 install(FILES example.cpp DESTINATION lib/memgraph/query_modules/src)
 
+add_library(schema SHARED schema.cpp)
+target_include_directories(schema PRIVATE ${CMAKE_SOURCE_DIR}/include)
+target_compile_options(schema PRIVATE -Wall)
+target_link_libraries(schema PRIVATE -static-libgcc -static-libstdc++)
+# Strip C++ example in release build.
+if (lower_build_type STREQUAL "release")
+  add_custom_command(TARGET schema POST_BUILD
+                     COMMAND strip -s $<TARGET_FILE:schema>
+                     COMMENT "Stripping symbols and sections from the C++ schema module")
+endif()
+install(PROGRAMS $<TARGET_FILE:schema>
+        DESTINATION lib/memgraph/query_modules
+        RENAME schema.so)
+# Also install the source of the example, so user can read it.
+install(FILES schema.cpp DESTINATION lib/memgraph/query_modules/src)
+
 # Install the Python example and modules
 install(FILES example.py DESTINATION lib/memgraph/query_modules RENAME py_example.py)
 install(FILES graph_analyzer.py DESTINATION lib/memgraph/query_modules)
 install(FILES mgp_networkx.py DESTINATION lib/memgraph/query_modules)
 install(FILES nxalg.py DESTINATION lib/memgraph/query_modules)
 install(FILES wcc.py DESTINATION lib/memgraph/query_modules)
+install(FILES mgps.py DESTINATION lib/memgraph/query_modules)
+install(FILES convert.py DESTINATION lib/memgraph/query_modules)

query_modules/convert.py

@@ -0,0 +1,10 @@
+from json import loads
+
+import mgp
+
+
+@mgp.function
+def str2object(string: str) -> mgp.Any:
+    if string:
+        return loads(string)
+    return None

query_modules/mgps.py

@@ -0,0 +1,8 @@
+import mgp
+
+
+@mgp.read_proc
+def components(
+    context: mgp.ProcCtx,
+) -> mgp.Record(versions=list, edition=str, name=str):
+    return mgp.Record(versions=["5.9.0"], edition="community", name="Memgraph")

query_modules/schema.cpp

@@ -0,0 +1,608 @@
+// Copyright 2023 Memgraph Ltd.
+//
+// Use of this software is governed by the Business Source License
+// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
+// License, and you may not use this file except in compliance with the Business Source License.
+//
+// As of the Change Date specified in that file, in accordance with
+// the Business Source License, use of this software will be governed
+// by the Apache License, Version 2.0, included in the file
+// licenses/APL.txt.
+
+#include <mgp.hpp>
+#include "utils/string.hpp"
+
+#include <optional>
+
+namespace Schema {
+
+constexpr std::string_view kStatusKept = "Kept";
+constexpr std::string_view kStatusCreated = "Created";
+constexpr std::string_view kStatusDropped = "Dropped";
+constexpr std::string_view kReturnNodeType = "nodeType";
+constexpr std::string_view kProcedureNodeType = "node_type_properties";
+constexpr std::string_view kProcedureRelType = "rel_type_properties";
+constexpr std::string_view kProcedureAssert = "assert";
+constexpr std::string_view kReturnLabels = "nodeLabels";
+constexpr std::string_view kReturnRelType = "relType";
+constexpr std::string_view kReturnPropertyName = "propertyName";
+constexpr std::string_view kReturnPropertyType = "propertyTypes";
+constexpr std::string_view kReturnMandatory = "mandatory";
+constexpr std::string_view kReturnLabel = "label";
+constexpr std::string_view kReturnKey = "key";
+constexpr std::string_view kReturnKeys = "keys";
+constexpr std::string_view kReturnUnique = "unique";
+constexpr std::string_view kReturnAction = "action";
+constexpr std::string_view kParameterIndices = "indices";
+constexpr std::string_view kParameterUniqueConstraints = "unique_constraints";
+constexpr std::string_view kParameterExistenceConstraints = "existence_constraints";
+constexpr std::string_view kParameterDropExisting = "drop_existing";
+
+std::string TypeOf(const mgp::Type &type);
+
+template <typename T>
+void ProcessPropertiesNode(mgp::Record &record, const std::string &type, const mgp::List &labels,
+                           const std::string &propertyName, const T &propertyType, const bool &mandatory);
+
+template <typename T>
+void ProcessPropertiesRel(mgp::Record &record, const std::string_view &type, const std::string &propertyName,
+                          const T &propertyType, const bool &mandatory);
+
+void NodeTypeProperties(mgp_list *args, mgp_graph *memgraph_graph, mgp_result *result, mgp_memory *memory);
+void RelTypeProperties(mgp_list *args, mgp_graph *memgraph_graph, mgp_result *result, mgp_memory *memory);
+void Assert(mgp_list *args, mgp_graph *memgraph_graph, mgp_result *result, mgp_memory *memory);
+}  // namespace Schema
+
+/*we have << operator for type in Cpp API, but in it we return somewhat different strings than I would like in this
+module, so I implemented a small function here*/
+std::string Schema::TypeOf(const mgp::Type &type) {
+  switch (type) {
+    case mgp::Type::Null:
+      return "Null";
+    case mgp::Type::Bool:
+      return "Bool";
+    case mgp::Type::Int:
+      return "Int";
+    case mgp::Type::Double:
+      return "Double";
+    case mgp::Type::String:
+      return "String";
+    case mgp::Type::List:
+      return "List[Any]";
+    case mgp::Type::Map:
+      return "Map[Any]";
+    case mgp::Type::Node:
+      return "Vertex";
+    case mgp::Type::Relationship:
+      return "Edge";
+    case mgp::Type::Path:
+      return "Path";
+    case mgp::Type::Date:
+      return "Date";
+    case mgp::Type::LocalTime:
+      return "LocalTime";
+    case mgp::Type::LocalDateTime:
+      return "LocalDateTime";
+    case mgp::Type::Duration:
+      return "Duration";
+    default:
+      throw mgp::ValueException("Unsupported type");
+  }
+}
+template <typename T>
+void Schema::ProcessPropertiesNode(mgp::Record &record, const std::string &type, const mgp::List &labels,
+                                   const std::string &propertyName, const T &propertyType, const bool &mandatory) {
+  record.Insert(std::string(kReturnNodeType).c_str(), type);
+  record.Insert(std::string(kReturnLabels).c_str(), labels);
+  record.Insert(std::string(kReturnPropertyName).c_str(), propertyName);
+  record.Insert(std::string(kReturnPropertyType).c_str(), propertyType);
+  record.Insert(std::string(kReturnMandatory).c_str(), mandatory);
+}
+
+template <typename T>
+void Schema::ProcessPropertiesRel(mgp::Record &record, const std::string_view &type, const std::string &propertyName,
+                                  const T &propertyType, const bool &mandatory) {
+  record.Insert(std::string(kReturnRelType).c_str(), type);
+  record.Insert(std::string(kReturnPropertyName).c_str(), propertyName);
+  record.Insert(std::string(kReturnPropertyType).c_str(), propertyType);
+  record.Insert(std::string(kReturnMandatory).c_str(), mandatory);
+}
+
+void Schema::NodeTypeProperties(mgp_list * /*args*/, mgp_graph *memgraph_graph, mgp_result *result,
+                                mgp_memory *memory) {
+  mgp::MemoryDispatcherGuard guard{memory};
+  const auto record_factory = mgp::RecordFactory(result);
+  try {
+    const mgp::Graph graph = mgp::Graph(memgraph_graph);
+    for (auto node : graph.Nodes()) {
+      std::string type;
+      mgp::List labels = mgp::List();
+      for (auto label : node.Labels()) {
+        labels.AppendExtend(mgp::Value(label));
+        type += ":`" + std::string(label) + "`";
+      }
+
+      if (node.Properties().empty()) {
+        auto record = record_factory.NewRecord();
+        ProcessPropertiesNode<std::string>(record, type, labels, "", "", false);
+        continue;
+      }
+
+      for (auto &[key, prop] : node.Properties()) {
+        auto property_type = mgp::List();
+        auto record = record_factory.NewRecord();
+        property_type.AppendExtend(mgp::Value(TypeOf(prop.Type())));
+        ProcessPropertiesNode<mgp::List>(record, type, labels, key, property_type, true);
+      }
+    }
+
+  } catch (const std::exception &e) {
+    record_factory.SetErrorMessage(e.what());
+    return;
+  }
+}
+
+void Schema::RelTypeProperties(mgp_list * /*args*/, mgp_graph *memgraph_graph, mgp_result *result, mgp_memory *memory) {
+  mgp::MemoryDispatcherGuard guard{memory};
+  const auto record_factory = mgp::RecordFactory(result);
+  try {
+    const mgp::Graph graph = mgp::Graph(memgraph_graph);
+
+    for (auto rel : graph.Relationships()) {
+      std::string type = ":`" + std::string(rel.Type()) + "`";
+      if (rel.Properties().empty()) {
+        auto record = record_factory.NewRecord();
+        ProcessPropertiesRel<std::string>(record, type, "", "", false);
+        continue;
+      }
+
+      for (auto &[key, prop] : rel.Properties()) {
+        auto property_type = mgp::List();
+        auto record = record_factory.NewRecord();
+        property_type.AppendExtend(mgp::Value(TypeOf(prop.Type())));
+        ProcessPropertiesRel<mgp::List>(record, type, key, property_type, true);
+      }
+    }
+
+  } catch (const std::exception &e) {
+    record_factory.SetErrorMessage(e.what());
+    return;
+  }
+}
+
+void InsertRecordForLabelIndex(const auto &record_factory, const std::string_view label,
+                               const std::string_view status) {
+  auto record = record_factory.NewRecord();
+  record.Insert(std::string(Schema::kReturnLabel).c_str(), label);
+  record.Insert(std::string(Schema::kReturnKey).c_str(), "");
+  record.Insert(std::string(Schema::kReturnKeys).c_str(), mgp::List());
+  record.Insert(std::string(Schema::kReturnUnique).c_str(), false);
+  record.Insert(std::string(Schema::kReturnAction).c_str(), status);
+}
+
+void InsertRecordForUniqueConstraint(const auto &record_factory, const std::string_view label,
+                                     const mgp::List &properties, const std::string_view status) {
+  auto record = record_factory.NewRecord();
+  record.Insert(std::string(Schema::kReturnLabel).c_str(), label);
+  record.Insert(std::string(Schema::kReturnKey).c_str(), properties.ToString());
+  record.Insert(std::string(Schema::kReturnKeys).c_str(), properties);
+  record.Insert(std::string(Schema::kReturnUnique).c_str(), true);
+  record.Insert(std::string(Schema::kReturnAction).c_str(), status);
+}
+
+void InsertRecordForLabelPropertyIndexAndExistenceConstraint(const auto &record_factory, const std::string_view label,
+                                                             const std::string_view property,
+                                                             const std::string_view status) {
+  auto record = record_factory.NewRecord();
+  record.Insert(std::string(Schema::kReturnLabel).c_str(), label);
+  record.Insert(std::string(Schema::kReturnKey).c_str(), property);
+  record.Insert(std::string(Schema::kReturnKeys).c_str(), mgp::List({mgp::Value(property)}));
+  record.Insert(std::string(Schema::kReturnUnique).c_str(), false);
+  record.Insert(std::string(Schema::kReturnAction).c_str(), status);
+}
+
+void ProcessCreatingLabelIndex(const std::string_view label, const std::set<std::string_view> &existing_label_indices,
+                               mgp_graph *memgraph_graph, const auto &record_factory) {
+  if (existing_label_indices.contains(label)) {
+    InsertRecordForLabelIndex(record_factory, label, Schema::kStatusKept);
+  } else if (mgp::CreateLabelIndex(memgraph_graph, label)) {
+    InsertRecordForLabelIndex(record_factory, label, Schema::kStatusCreated);
+  }
+}
+
+template <typename TFunc>
+void ProcessCreatingLabelPropertyIndexAndExistenceConstraint(const std::string_view label,
+                                                             const std::string_view property,
+                                                             const std::set<std::string_view> &existing_collection,
+                                                             const TFunc &func_creation, mgp_graph *memgraph_graph,
+                                                             const auto &record_factory) {
+  const auto label_property_search_key = std::string(label) + ":" + std::string(property);
+  if (existing_collection.contains(label_property_search_key)) {
+    InsertRecordForLabelPropertyIndexAndExistenceConstraint(record_factory, label, property, Schema::kStatusKept);
+  } else if (func_creation(memgraph_graph, label, property)) {
+    InsertRecordForLabelPropertyIndexAndExistenceConstraint(record_factory, label, property, Schema::kStatusCreated);
+  }
+}
+
+/// We collect properties for which index was created.
+using AssertedIndices = std::set<std::string, std::less<>>;
+AssertedIndices CreateIndicesForLabel(const std::string_view label, const mgp::Value &properties_val,
+                                      mgp_graph *memgraph_graph, const auto &record_factory,
+                                      const std::set<std::string_view> &existing_label_indices,
+                                      const std::set<std::string_view> &existing_label_property_indices) {
+  AssertedIndices asserted_indices;
+  if (!properties_val.IsList()) {
+    return {};
+  }
+  if (const auto properties = properties_val.ValueList();
+      properties.Empty() && mgp::CreateLabelIndex(memgraph_graph, label)) {
+    InsertRecordForLabelIndex(record_factory, label, Schema::kStatusCreated);
+    asserted_indices.emplace("");
+  } else {
+    std::for_each(properties.begin(), properties.end(),
+                  [&label, &existing_label_indices, &existing_label_property_indices, &memgraph_graph, &record_factory,
+                   &asserted_indices](const mgp::Value &property) {
+                    if (!property.IsString()) {
+                      return;
+                    }
+                    const auto property_str = property.ValueString();
+                    if (property_str.empty()) {
+                      ProcessCreatingLabelIndex(label, existing_label_indices, memgraph_graph, record_factory);
+                      asserted_indices.emplace("");
+                    } else {
+                      ProcessCreatingLabelPropertyIndexAndExistenceConstraint(
+                          label, property_str, existing_label_property_indices, mgp::CreateLabelPropertyIndex,
+                          memgraph_graph, record_factory);
+                      asserted_indices.emplace(property_str);
+                    }
+                  });
+  }
+  return asserted_indices;
+}
+
+void ProcessIndices(const mgp::Map &indices_map, mgp_graph *memgraph_graph, const auto &record_factory,
+                    bool drop_existing) {
+  auto mgp_existing_label_indices = mgp::ListAllLabelIndices(memgraph_graph);
+  auto mgp_existing_label_property_indices = mgp::ListAllLabelPropertyIndices(memgraph_graph);
+
+  std::set<std::string_view> existing_label_indices;
+  std::transform(mgp_existing_label_indices.begin(), mgp_existing_label_indices.end(),
+                 std::inserter(existing_label_indices, existing_label_indices.begin()),
+                 [](const mgp::Value &index) { return index.ValueString(); });
+
+  std::set<std::string_view> existing_label_property_indices;
+  std::transform(mgp_existing_label_property_indices.begin(), mgp_existing_label_property_indices.end(),
+                 std::inserter(existing_label_property_indices, existing_label_property_indices.begin()),
+                 [](const mgp::Value &index) { return index.ValueString(); });
+
+  std::set<std::string> asserted_label_indices;
+  std::set<std::string> asserted_label_property_indices;
+
+  auto merge_label_property = [](const std::string &label, const std::string &property) {
+    return label + ":" + property;
+  };
+
+  for (const auto &index : indices_map) {
+    const std::string_view label = index.key;
+    const mgp::Value &properties_val = index.value;
+
+    AssertedIndices asserted_indices_new = CreateIndicesForLabel(
+        label, properties_val, memgraph_graph, record_factory, existing_label_indices, existing_label_property_indices);
+
+    if (!drop_existing) {
+      continue;
+    }
+    std::ranges::for_each(asserted_indices_new, [&asserted_label_indices, &asserted_label_property_indices, label,
+                                                 &merge_label_property](const std::string &property) {
+      if (property.empty()) {
+        asserted_label_indices.emplace(label);
+      } else {
+        asserted_label_property_indices.emplace(merge_label_property(std::string(label), property));
+      }
+    });
+  }
+
+  if (!drop_existing) {
+    return;
+  }
+
+  std::set<std::string_view> label_indices_to_drop;
+  std::ranges::set_difference(existing_label_indices, asserted_label_indices,
+                              std::inserter(label_indices_to_drop, label_indices_to_drop.begin()));
+
+  std::ranges::for_each(label_indices_to_drop, [memgraph_graph, &record_factory](const std::string_view label) {
+    if (mgp::DropLabelIndex(memgraph_graph, label)) {
+      InsertRecordForLabelIndex(record_factory, label, Schema::kStatusDropped);
+    }
+  });
+
+  std::set<std::string_view> label_property_indices_to_drop;
+  std::ranges::set_difference(existing_label_property_indices, asserted_label_property_indices,
+                              std::inserter(label_property_indices_to_drop, label_property_indices_to_drop.begin()));
+
+  auto decouple_label_property = [](const std::string_view label_property) {
+    const auto label_size = label_property.find(':');
+    const auto label = std::string(label_property.substr(0, label_size));
+    const auto property = std::string(label_property.substr(label_size + 1));
+    return std::make_pair(label, property);
+  };
+
+  std::ranges::for_each(label_property_indices_to_drop, [memgraph_graph, &record_factory, decouple_label_property](
+                                                            const std::string_view label_property) {
+    const auto [label, property] = decouple_label_property(label_property);
+    if (mgp::DropLabelPropertyIndex(memgraph_graph, label, property)) {
+      InsertRecordForLabelPropertyIndexAndExistenceConstraint(record_factory, label, property, Schema::kStatusDropped);
+    }
+  });
+}
+
+using ExistenceConstraintsStorage = std::set<std::string_view>;
+
+ExistenceConstraintsStorage CreateExistenceConstraintsForLabel(
+    const std::string_view label, const mgp::Value &properties_val, mgp_graph *memgraph_graph,
+    const auto &record_factory, const std::set<std::string_view> &existing_existence_constraints) {
+  ExistenceConstraintsStorage asserted_existence_constraints;
+  if (!properties_val.IsList()) {
+    return asserted_existence_constraints;
+  }
+
+  auto validate_property = [](const mgp::Value &property) -> bool {
+    return property.IsString() && !property.ValueString().empty();
+  };
+
+  const auto &properties = properties_val.ValueList();
+  std::for_each(properties.begin(), properties.end(),
+                [&label, &existing_existence_constraints, &asserted_existence_constraints, &memgraph_graph,
+                 &record_factory, &validate_property](const mgp::Value &property) {
+                  if (!validate_property(property)) {
+                    return;
+                  }
+                  const std::string_view property_str = property.ValueString();
+                  asserted_existence_constraints.emplace(property_str);
+                  ProcessCreatingLabelPropertyIndexAndExistenceConstraint(
+                      label, property_str, existing_existence_constraints, mgp::CreateExistenceConstraint,
+                      memgraph_graph, record_factory);
+                });
+  return asserted_existence_constraints;
+}
+
+void ProcessExistenceConstraints(const mgp::Map &existence_constraints_map, mgp_graph *memgraph_graph,
+                                 const auto &record_factory, bool drop_existing) {
+  auto mgp_existing_existence_constraints = mgp::ListAllExistenceConstraints(memgraph_graph);
+  std::set<std::string_view> existing_existence_constraints;
+  std::transform(mgp_existing_existence_constraints.begin(), mgp_existing_existence_constraints.end(),
+                 std::inserter(existing_existence_constraints, existing_existence_constraints.begin()),
+                 [](const mgp::Value &constraint) { return constraint.ValueString(); });
+
+  auto merge_label_property = [](const std::string_view label, const std::string_view property) {
+    auto str = std::string(label) + ":";
+    str += property;
+    return str;
+  };
+
+  ExistenceConstraintsStorage asserted_existence_constraints;
+
+  for (const auto &existing_constraint : existence_constraints_map) {
+    const std::string_view label = existing_constraint.key;
+    const mgp::Value &properties_val = existing_constraint.value;
+    auto asserted_existence_constraints_new = CreateExistenceConstraintsForLabel(
+        label, properties_val, memgraph_graph, record_factory, existing_existence_constraints);
+    if (!drop_existing) {
+      continue;
+    }
+
+    std::ranges::for_each(asserted_existence_constraints_new, [&asserted_existence_constraints, &merge_label_property,
+                                                               label](const std::string_view property) {
+      asserted_existence_constraints.emplace(merge_label_property(label, property));
+    });
+  }
+
+  if (!drop_existing) {
+    return;
+  }
+
+  std::set<std::string_view> existence_constraints_to_drop;
+  std::ranges::set_difference(existing_existence_constraints, asserted_existence_constraints,
+                              std::inserter(existence_constraints_to_drop, existence_constraints_to_drop.begin()));
+
+  auto decouple_label_property = [](const std::string_view label_property) {
+    const auto label_size = label_property.find(':');
+    const auto label = std::string(label_property.substr(0, label_size));
+    const auto property = std::string(label_property.substr(label_size + 1));
+    return std::make_pair(label, property);
+  };
+
+  std::ranges::for_each(existence_constraints_to_drop, [&](const std::string_view label_property) {
+    const auto [label, property] = decouple_label_property(label_property);
+    if (mgp::DropExistenceConstraint(memgraph_graph, label, property)) {
+      InsertRecordForLabelPropertyIndexAndExistenceConstraint(record_factory, label, property, Schema::kStatusDropped);
+    }
+  });
+}
+
+using AssertedUniqueConstraintsStorage = std::set<std::set<std::string_view>>;
+AssertedUniqueConstraintsStorage CreateUniqueConstraintsForLabel(
+    const std::string_view label, const mgp::Value &unique_props_nested,
+    const std::map<std::string_view, AssertedUniqueConstraintsStorage> &existing_unique_constraints,
+    mgp_graph *memgraph_graph, const auto &record_factory) {
+  AssertedUniqueConstraintsStorage asserted_unique_constraints;
+  if (!unique_props_nested.IsList()) {
+    return asserted_unique_constraints;
+  }
+
+  auto validate_unique_constraint_props = [](const mgp::Value &properties) -> bool {
+    if (!properties.IsList()) {
+      return false;
+    }
+    const auto &properties_list = properties.ValueList();
+    if (properties_list.Empty()) {
+      return false;
+    }
+    return std::all_of(properties_list.begin(), properties_list.end(), [](const mgp::Value &property) {
+      return property.IsString() && !property.ValueString().empty();
+    });
+  };
+
+  auto unique_constraint_exists =
+      [](const std::string_view label, const std::set<std::string_view> &properties,
+         const std::map<std::string_view, AssertedUniqueConstraintsStorage> &existing_unique_constraints) -> bool {
+    auto iter = existing_unique_constraints.find(label);
+    if (iter == existing_unique_constraints.end()) {
+      return false;
+    }
+    return iter->second.find(properties) != iter->second.end();
+  };
+
+  for (const auto unique_props_nested_list = unique_props_nested.ValueList();
+       const auto &properties : unique_props_nested_list) {
+    if (!validate_unique_constraint_props(properties)) {
+      continue;
+    }
+    const auto properties_list = properties.ValueList();
+    std::set<std::string_view> properties_coll;
+    std::transform(properties_list.begin(), properties_list.end(),
+                   std::inserter(properties_coll, properties_coll.begin()),
+                   [](const mgp::Value &property) { return property.ValueString(); });
+
+    if (unique_constraint_exists(label, properties_coll, existing_unique_constraints)) {
+      InsertRecordForUniqueConstraint(record_factory, label, properties_list, Schema::kStatusKept);
+    } else if (mgp::CreateUniqueConstraint(memgraph_graph, label, properties.ptr())) {
+      InsertRecordForUniqueConstraint(record_factory, label, properties_list, Schema::kStatusCreated);
+    }
+    asserted_unique_constraints.emplace(std::move(properties_coll));
+  }
+  return asserted_unique_constraints;
+}
+
+void ProcessUniqueConstraints(const mgp::Map &unique_constraints_map, mgp_graph *memgraph_graph,
+                              const auto &record_factory, bool drop_existing) {
+  auto mgp_existing_unique_constraints = mgp::ListAllUniqueConstraints(memgraph_graph);
+  // label-unique_constraints pair
+  std::map<std::string_view, AssertedUniqueConstraintsStorage> existing_unique_constraints;
+  for (const auto &constraint : mgp_existing_unique_constraints) {
+    auto constraint_list = constraint.ValueList();
+    std::set<std::string_view> properties;
+    for (int i = 1; i < constraint_list.Size(); i++) {
+      properties.emplace(constraint_list[i].ValueString());
+    }
+    const std::string_view label = constraint_list[0].ValueString();
+    auto [it, inserted] = existing_unique_constraints.try_emplace(label, AssertedUniqueConstraintsStorage{properties});
+    if (!inserted) {
+      it->second.emplace(std::move(properties));
+    }
+  }
+
+  std::map<std::string_view, AssertedUniqueConstraintsStorage> asserted_unique_constraints;
+
+  for (const auto &[label, unique_props_nested] : unique_constraints_map) {
+    auto asserted_unique_constraints_new = CreateUniqueConstraintsForLabel(
+        label, unique_props_nested, existing_unique_constraints, memgraph_graph, record_factory);
+    if (drop_existing) {
+      asserted_unique_constraints.emplace(label, std::move(asserted_unique_constraints_new));
+    }
+  }
+
+  if (!drop_existing) {
+    return;
+  }
+
+  std::vector<std::pair<std::string_view, std::set<std::string_view>>> unique_constraints_to_drop;
+
+  // Check for each label for we found existing constraint in the DB whether it was asserted.
+  // If no unique constraint was found with label, we can drop all unique constraints for this label. (if branch)
+  // If some unique constraint was found with label, we can drop only those unique constraints that were not asserted.
+  // (else branch.)
+  std::ranges::for_each(existing_unique_constraints, [&asserted_unique_constraints, &unique_constraints_to_drop](
+                                                         const auto &existing_label_unique_constraints) {
+    const auto &label = existing_label_unique_constraints.first;
+    const auto &existing_unique_constraints_for_label = existing_label_unique_constraints.second;
+    const auto &asserted_unique_constraints_for_label = asserted_unique_constraints.find(label);
+    if (asserted_unique_constraints_for_label == asserted_unique_constraints.end()) {
+      std::ranges::for_each(
+          std::make_move_iterator(existing_unique_constraints_for_label.begin()),
+          std::make_move_iterator(existing_unique_constraints_for_label.end()),
+          [&unique_constraints_to_drop, &label](std::set<std::string_view> existing_unique_constraint_for_label) {
+            unique_constraints_to_drop.emplace_back(label, std::move(existing_unique_constraint_for_label));
+          });
+    } else {
+      const auto &asserted_unique_constraints_for_label_coll = asserted_unique_constraints_for_label->second;
+      std::ranges::for_each(
+          std::make_move_iterator(existing_unique_constraints_for_label.begin()),
+          std::make_move_iterator(existing_unique_constraints_for_label.end()),
+          [&unique_constraints_to_drop, &label, &asserted_unique_constraints_for_label_coll](
+              std::set<std::string_view> existing_unique_constraint_for_label) {
+            if (!asserted_unique_constraints_for_label_coll.contains(existing_unique_constraint_for_label)) {
+              unique_constraints_to_drop.emplace_back(label, std::move(existing_unique_constraint_for_label));
+            }
+          });
+    }
+  });
+  std::ranges::for_each(
+      unique_constraints_to_drop, [memgraph_graph, &record_factory](const auto &label_unique_constraint) {
+        const auto &[label, unique_constraint] = label_unique_constraint;
+
+        auto unique_constraint_list = mgp::List();
+        std::ranges::for_each(unique_constraint, [&unique_constraint_list](const std::string_view &property) {
+          unique_constraint_list.AppendExtend(mgp::Value(property));
+        });
+
+        if (mgp::DropUniqueConstraint(memgraph_graph, label, mgp::Value(unique_constraint_list).ptr())) {
+          InsertRecordForUniqueConstraint(record_factory, label, unique_constraint_list, Schema::kStatusDropped);
+        }
+      });
+}
+
+void Schema::Assert(mgp_list *args, mgp_graph *memgraph_graph, mgp_result *result, mgp_memory *memory) {
+  mgp::MemoryDispatcherGuard guard{memory};
+  const auto record_factory = mgp::RecordFactory(result);
+  auto arguments = mgp::List(args);
+  auto indices_map = arguments[0].ValueMap();
+  auto unique_constraints_map = arguments[1].ValueMap();
+  auto existence_constraints_map = arguments[2].ValueMap();
+  auto drop_existing = arguments[3].ValueBool();
+
+  ProcessIndices(indices_map, memgraph_graph, record_factory, drop_existing);
+  ProcessExistenceConstraints(existence_constraints_map, memgraph_graph, record_factory, drop_existing);
+  ProcessUniqueConstraints(unique_constraints_map, memgraph_graph, record_factory, drop_existing);
+}
+
+extern "C" int mgp_init_module(struct mgp_module *module, struct mgp_memory *memory) {
+  try {
+    mgp::MemoryDispatcherGuard guard{memory};
+
+    AddProcedure(Schema::NodeTypeProperties, Schema::kProcedureNodeType, mgp::ProcedureType::Read, {},
+                 {mgp::Return(Schema::kReturnNodeType, mgp::Type::String),
+                  mgp::Return(Schema::kReturnLabels, {mgp::Type::List, mgp::Type::String}),
+                  mgp::Return(Schema::kReturnPropertyName, mgp::Type::String),
+                  mgp::Return(Schema::kReturnPropertyType, mgp::Type::Any),
+                  mgp::Return(Schema::kReturnMandatory, mgp::Type::Bool)},
+                 module, memory);
+
+    AddProcedure(Schema::RelTypeProperties, Schema::kProcedureRelType, mgp::ProcedureType::Read, {},
+                 {mgp::Return(Schema::kReturnRelType, mgp::Type::String),
+                  mgp::Return(Schema::kReturnPropertyName, mgp::Type::String),
+                  mgp::Return(Schema::kReturnPropertyType, mgp::Type::Any),
+                  mgp::Return(Schema::kReturnMandatory, mgp::Type::Bool)},
+                 module, memory);
+    AddProcedure(
+        Schema::Assert, Schema::kProcedureAssert, mgp::ProcedureType::Read,
+        {
+            mgp::Parameter(Schema::kParameterIndices, {mgp::Type::Map, mgp::Type::Any}),
+            mgp::Parameter(Schema::kParameterUniqueConstraints, {mgp::Type::Map, mgp::Type::Any}),
+            mgp::Parameter(Schema::kParameterExistenceConstraints, {mgp::Type::Map, mgp::Type::Any},
+                           mgp::Value(mgp::Map{})),
+            mgp::Parameter(Schema::kParameterDropExisting, mgp::Type::Bool, mgp::Value(true)),
+        },
+        {mgp::Return(Schema::kReturnLabel, mgp::Type::String), mgp::Return(Schema::kReturnKey, mgp::Type::String),
+         mgp::Return(Schema::kReturnKeys, {mgp::Type::List, mgp::Type::String}),
+         mgp::Return(Schema::kReturnUnique, mgp::Type::Bool), mgp::Return(Schema::kReturnAction, mgp::Type::String)},
+        module, memory);
+  } catch (const std::exception &e) {
+    std::cerr << "Error while initializing query module: " << e.what() << std::endl;
+    return 1;
+  }
+
+  return 0;
+}
+
+extern "C" int mgp_shutdown_module() { return 0; }

release/get_version.py

@@ -104,7 +104,9 @@ def retry(retry_limit, timeout=100):
                 except Exception:
                     time.sleep(timeout)
             return func(*args, **kwargs)
+
         return wrapper
+
     return inner_func
 
 
@@ -200,19 +202,19 @@ if args.version:
 try:
     current_branch = get_output("git", "rev-parse", "--abbrev-ref", "HEAD")
     if current_branch != "master":
-        branches = get_output("git", "branch")
-        if "master" in branches:
+        branches = get_output("git", "branch", "-r", "--list", "origin/master")
+        if "origin/master" in branches:
             # If master is present locally, the fetch is allowed to fail
             # because this script will still be able to compare against the
             # master branch.
             try:
-                get_output("git", "fetch", "origin", "master:master")
+                get_output("git", "fetch", "origin", "master")
             except Exception:
                 pass
         else:
             # If master is not present locally, the fetch command has to
             # succeed because something else will fail otherwise.
-            get_output("git", "fetch", "origin", "master:master")
+            get_output("git", "fetch", "origin", "master")
 except Exception:
     print("Fatal error while ensuring local master branch.")
     sys.exit(1)
@@ -232,7 +234,7 @@ for branch in branches:
     match = branch_regex.match(branch)
     if match is not None:
         version = tuple(map(int, match.group(1).split(".")))
-        master_branch_merge = get_output("git", "merge-base", "master", branch)
+        master_branch_merge = get_output("git", "merge-base", "origin/master", branch)
         versions.append((version, branch, master_branch_merge))
 versions.sort(reverse=True)
 
@@ -243,7 +245,7 @@ current_version = None
 for version in versions:
     version_tuple, branch, master_branch_merge = version
     current_branch_merge = get_output("git", "merge-base", current_hash, branch)
-    master_current_merge = get_output("git", "merge-base", current_hash, "master")
+    master_current_merge = get_output("git", "merge-base", current_hash, "origin/master")
     # The first check checks whether this commit is a child of `master` and
     # the version branch was created before us.
     # The second check checks whether this commit is a child of the version

release/memgraph.service

@@ -1,12 +1,27 @@
 [Unit]
 Description=Memgraph: High performance, in-memory, transactional graph database
 
+# Auto-restart config
+#StartLimitIntervalSec=300
+#StartLimitBurst=5
+
 [Service]
 User=memgraph
 Group=memgraph
 ExecStart=/usr/lib/memgraph/memgraph
+
 # Uncomment this if Memgraph needs more time to write the snapshot on exit.
 #TimeoutStopSec=5min
 
+# Auto-restart config
+#Restart=on-failure
+#RestartSec=10s
+
 [Install]
 WantedBy=multi-user.target
+
+# Checks processes' memory usage and force kills it when it is taking up enough
+# memory to make the system unstable / about to crash, e.g. on Debian-based OS:
+# apt install systemd-oomd
+# systemctl enable systemd-oomd
+# systemctl start systemd-oomd

release/package/run.sh

@@ -11,6 +11,12 @@ SUPPORTED_OS=(
     amzn-2
 )
 
+SUPPORTED_BUILD_TYPES=(
+    Debug
+    Release
+    RelWithDebInfo
+)
+
 PROJECT_ROOT="$SCRIPT_DIR/../.."
 TOOLCHAIN_VERSION="toolchain-v4"
 ACTIVATE_TOOLCHAIN="source /opt/${TOOLCHAIN_VERSION}/activate"
@@ -18,14 +24,16 @@ HOST_OUTPUT_DIR="$PROJECT_ROOT/build/output"
 
 print_help () {
     # TODO(gitbuda): Update the release/package/run.sh help
-    echo "$0 init|package|docker|test {os} [--for-docker|--for-platform]"
+    echo "$0 init|package|docker|test {os} {build_type} [--for-docker|--for-platform]"
     echo ""
     echo "    OSs: ${SUPPORTED_OS[*]}"
+    echo "    Build types: ${SUPPORTED_BUILD_TYPES[*]}"
     exit 1
 }
 
 make_package () {
     os="$1"
+    build_type="$2"
 
     build_container="mgbuild_$os"
     echo "Building Memgraph for $os on $build_container..."
@@ -44,10 +52,10 @@ make_package () {
         package_command=" cpack -G DEB --config ../CPackConfig.cmake "
     fi
     telemetry_id_override_flag=""
-    if [[ "$#" -gt 1 ]]; then
-        if [[ "$2" == "--for-docker" ]]; then
+    if [[ "$#" -gt 2 ]]; then
+        if [[ "$3" == "--for-docker" ]]; then
             telemetry_id_override_flag=" -DMG_TELEMETRY_ID_OVERRIDE=DOCKER "
-        elif [[ "$2" == "--for-platform" ]]; then
+        elif [[ "$3" == "--for-platform" ]]; then
             telemetry_id_override_flag=" -DMG_TELEMETRY_ID_OVERRIDE=DOCKER-PLATFORM"
         else
           print_help
@@ -64,6 +72,10 @@ make_package () {
     if [[ "$(git rev-parse --abbrev-ref HEAD)" != "master" ]]; then
         git fetch origin master:master
     fi
+
+    # Ensure we have a clean build directory
+    docker exec "$build_container" rm -rf /memgraph
+    
     docker exec "$build_container" mkdir -p /memgraph
     # TODO(gitbuda): Revisit copying the whole repo -> makese sense under CI.
     docker cp "$PROJECT_ROOT/." "$build_container:/memgraph/"
@@ -89,9 +101,9 @@ make_package () {
     docker exec "$build_container" bash -c "cd $container_build_dir && rm -rf ./*"
     # TODO(gitbuda): cmake fails locally if remote is clone via ssh because of the key -> FIX
     if [[ "$os" =~ "-arm" ]]; then
-        docker exec "$build_container" bash -c "cd $container_build_dir && $ACTIVATE_TOOLCHAIN && cmake -DCMAKE_BUILD_TYPE=release -DMG_ARCH="ARM64" $telemetry_id_override_flag .."
+        docker exec "$build_container" bash -c "cd $container_build_dir && $ACTIVATE_TOOLCHAIN && cmake -DCMAKE_BUILD_TYPE=$build_type -DMG_ARCH="ARM64" $telemetry_id_override_flag .."
     else
-        docker exec "$build_container" bash -c "cd $container_build_dir && $ACTIVATE_TOOLCHAIN && cmake -DCMAKE_BUILD_TYPE=release $telemetry_id_override_flag .."
+        docker exec "$build_container" bash -c "cd $container_build_dir && $ACTIVATE_TOOLCHAIN && cmake -DCMAKE_BUILD_TYPE=$build_type $telemetry_id_override_flag .."
     fi
     # ' is used instead of " because we need to run make within the allowed
     # container resources.
@@ -141,20 +153,34 @@ case "$1" in
 
     package)
         shift 1
-        if [[ "$#" -lt 1 ]]; then
+        if [[ "$#" -lt 2 ]]; then
             print_help
         fi
         os="$1"
-        shift 1
+        build_type="$2"
+        shift 2
         is_os_ok=false
         for supported_os in "${SUPPORTED_OS[@]}"; do
             if [[ "$supported_os" == "${os}" ]]; then
                 is_os_ok=true
+                break
             fi
         done
-        if [[ "$is_os_ok" == true ]]; then
-            make_package "$os" "$@"
+        is_build_type_ok=false
+        for supported_build_type in "${SUPPORTED_BUILD_TYPES[@]}"; do
+            if [[ "$supported_build_type" == "${build_type}" ]]; then
+                is_build_type_ok=true
+                break
+            fi
+        done
+        if [[ "$is_os_ok" == true && "$is_build_type_ok" == true ]]; then
+            make_package "$os" "$build_type" "$@"
         else
+            if [[ "$is_os_ok" == false ]]; then
+                echo "Unsupported OS: $os"
+            elif [[ "$is_build_type_ok" == false ]]; then
+                echo "Unsupported build type: $build_type"
+            fi
             print_help
         fi
     ;;

src/CMakeLists.txt

@@ -18,7 +18,10 @@ add_subdirectory(rpc)
 add_subdirectory(license)
 add_subdirectory(auth)
 add_subdirectory(audit)
+add_subdirectory(dbms)
 add_subdirectory(flags)
+add_subdirectory(distributed)
+add_subdirectory(replication)
 
 string(TOLOWER ${CMAKE_BUILD_TYPE} lower_build_type)
 
@@ -38,7 +41,7 @@ set(mg_single_node_v2_sources
 add_executable(memgraph ${mg_single_node_v2_sources})
 target_include_directories(memgraph PUBLIC ${CMAKE_SOURCE_DIR}/include)
 target_link_libraries(memgraph stdc++fs Threads::Threads
-        mg-telemetry mg-communication mg-memory mg-utils mg-license mg-settings mg-glue mg-flags)
+        mg-telemetry mg-communication mg-communication-metrics mg-memory mg-utils mg-license mg-settings mg-glue mg-flags)
 
 # NOTE: `include/mg_procedure.syms` describes a pattern match for symbols which
 # should be dynamically exported, so that `dlopen` can correctly link the
@@ -140,7 +143,7 @@ install(CODE "file(MAKE_DIRECTORY \$ENV{DESTDIR}/var/log/memgraph
 # Memgraph CSV Import Tool Executable
 # ----------------------------------------------------------------------------
 add_executable(mg_import_csv mg_import_csv.cpp)
-target_link_libraries(mg_import_csv mg-storage-v2)
+target_link_libraries(mg_import_csv mg-storage-v2 mg-dbms)
 
 # Strip the executable in release build.
 if(lower_build_type STREQUAL "release")

src/audit/log.cpp

@@ -13,6 +13,7 @@
 
 #include <fmt/format.h>
 #include <json/json.hpp>
+#include <utility>
 
 #include "storage/v2/temporal.hpp"
 #include "utils/logging.hpp"
@@ -87,8 +88,8 @@ inline nlohmann::json PropertyValueToJson(const storage::PropertyValue &pv) {
   return ret;
 }
 
-Log::Log(const std::filesystem::path &storage_directory, int32_t buffer_size, int32_t buffer_flush_interval_millis)
-    : storage_directory_(storage_directory),
+Log::Log(std::filesystem::path storage_directory, int32_t buffer_size, int32_t buffer_flush_interval_millis)
+    : storage_directory_(std::move(storage_directory)),
       buffer_size_(buffer_size),
       buffer_flush_interval_millis_(buffer_flush_interval_millis),
       started_(false) {}

src/audit/log.hpp

@@ -36,7 +36,7 @@ class Log {
   };
 
  public:
-  Log(const std::filesystem::path &storage_directory, int32_t buffer_size, int32_t buffer_flush_interval_millis);
+  Log(std::filesystem::path storage_directory, int32_t buffer_size, int32_t buffer_flush_interval_millis);
 
   ~Log();
 

src/auth/exceptions.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -21,5 +21,6 @@ namespace memgraph::auth {
 class AuthException : public utils::BasicException {
  public:
   using utils::BasicException::BasicException;
+  SPECIALIZE_GET_EXCEPTION_NAME(AuthException)
 };
 }  // namespace memgraph::auth

src/auth/models.cpp

@@ -10,6 +10,7 @@
 
 #include <cstdint>
 #include <regex>
+#include <utility>
 
 #include <gflags/gflags.h>
 
@@ -560,20 +561,20 @@ Databases Databases::Deserialize(const nlohmann::json &data) {
 }
 #endif
 
-User::User() {}
+User::User() = default;
 
 User::User(const std::string &username) : username_(utils::ToLowerCase(username)) {}
-User::User(const std::string &username, const std::string &password_hash, const Permissions &permissions)
-    : username_(utils::ToLowerCase(username)), password_hash_(password_hash), permissions_(permissions) {}
+User::User(const std::string &username, std::string password_hash, const Permissions &permissions)
+    : username_(utils::ToLowerCase(username)), password_hash_(std::move(password_hash)), permissions_(permissions) {}
 
 #ifdef MG_ENTERPRISE
-User::User(const std::string &username, const std::string &password_hash, const Permissions &permissions,
+User::User(const std::string &username, std::string password_hash, const Permissions &permissions,
            FineGrainedAccessHandler fine_grained_access_handler, Databases db_access)
     : username_(utils::ToLowerCase(username)),
-      password_hash_(password_hash),
+      password_hash_(std::move(password_hash)),
       permissions_(permissions),
       fine_grained_access_handler_(std::move(fine_grained_access_handler)),
-      database_access_(db_access) {}
+      database_access_(std::move(db_access)) {}
 #endif
 
 bool User::CheckPassword(const std::string &password) {

src/auth/models.hpp

@@ -14,6 +14,7 @@
 #include <unordered_map>
 
 #include <json/json.hpp>
+#include <utility>
 #include "dbms/constants.hpp"
 #include "utils/logging.hpp"
 
@@ -301,8 +302,8 @@ class Databases final {
   bool Contains(const std::string &db) const;
 
   bool GetAllowAll() const { return allow_all_; }
-  const std::set<std::string> &GetGrants() const { return grants_dbs_; }
-  const std::set<std::string> &GetDenies() const { return denies_dbs_; }
+  const std::set<std::string, std::less<>> &GetGrants() const { return grants_dbs_; }
+  const std::set<std::string, std::less<>> &GetDenies() const { return denies_dbs_; }
   const std::string &GetDefault() const;
 
   nlohmann::json Serialize() const;
@@ -310,14 +311,17 @@ class Databases final {
   static Databases Deserialize(const nlohmann::json &data);
 
  private:
-  Databases(bool allow_all, std::set<std::string> grant, std::set<std::string> deny,
-            const std::string &default_db = dbms::kDefaultDB)
-      : grants_dbs_(grant), denies_dbs_(deny), allow_all_(allow_all), default_db_(default_db) {}
+  Databases(bool allow_all, std::set<std::string, std::less<>> grant, std::set<std::string, std::less<>> deny,
+            std::string default_db = dbms::kDefaultDB)
+      : grants_dbs_(std::move(grant)),
+        denies_dbs_(std::move(deny)),
+        allow_all_(allow_all),
+        default_db_(std::move(default_db)) {}
 
-  std::set<std::string> grants_dbs_;  //!< set of databases with granted access
-  std::set<std::string> denies_dbs_;  //!< set of databases with denied access
-  bool allow_all_;                    //!< flag to allow access to everything (denied overrides this)
-  std::string default_db_;            //!< user's default database
+  std::set<std::string, std::less<>> grants_dbs_;  //!< set of databases with granted access
+  std::set<std::string, std::less<>> denies_dbs_;  //!< set of databases with denied access
+  bool allow_all_;                                 //!< flag to allow access to everything (denied overrides this)
+  std::string default_db_;                         //!< user's default database
 };
 #endif
 
@@ -327,9 +331,9 @@ class User final {
   User();
 
   explicit User(const std::string &username);
-  User(const std::string &username, const std::string &password_hash, const Permissions &permissions);
+  User(const std::string &username, std::string password_hash, const Permissions &permissions);
 #ifdef MG_ENTERPRISE
-  User(const std::string &username, const std::string &password_hash, const Permissions &permissions,
+  User(const std::string &username, std::string password_hash, const Permissions &permissions,
        FineGrainedAccessHandler fine_grained_access_handler, Databases db_access = {});
 #endif
   User(const User &) = default;

src/communication/CMakeLists.txt

@@ -16,10 +16,12 @@ set(communication_src_files
 
 find_package(Boost REQUIRED)
 
+add_library(mg-communication-metrics STATIC metrics.cpp)
+target_link_libraries(mg-communication-metrics json)
+
 add_library(mg-communication STATIC ${communication_src_files})
-target_link_libraries(mg-communication Boost::headers Threads::Threads mg-utils mg-io mg-auth fmt::fmt gflags)
+target_link_libraries(mg-communication Boost::headers Threads::Threads mg-utils mg-io mg-auth fmt::fmt gflags mg-communication-metrics mg-events)
 
 find_package(OpenSSL REQUIRED)
 target_link_libraries(mg-communication ${OPENSSL_LIBRARIES})
 target_include_directories(mg-communication SYSTEM PUBLIC ${OPENSSL_INCLUDE_DIR})
-target_precompile_headers(mg-communication INTERFACE http/server.hpp <boost/beast/websocket.hpp> bolt/v1/session.hpp)

src/communication/bolt/client.cpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -264,4 +264,5 @@ bool Client::ReadMessageData(Marker marker, Value &ret) {
   }
   return false;
 }
+
 }  // namespace memgraph::communication::bolt

src/communication/bolt/client.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -14,6 +14,7 @@
 #include <map>
 #include <optional>
 #include <string>
+#include <utility>
 #include <vector>
 
 #include "communication/bolt/v1/codes.hpp"
@@ -34,10 +35,11 @@ class FailureResponseException : public utils::BasicException {
 
   explicit FailureResponseException(const std::string &message) : utils::BasicException{message} {}
 
-  FailureResponseException(const std::string &code, const std::string &message)
-      : utils::BasicException{message}, code_{code} {}
+  FailureResponseException(std::string code, const std::string &message)
+      : utils::BasicException{message}, code_{std::move(code)} {}
 
   const std::string &code() const { return code_; }
+  SPECIALIZE_GET_EXCEPTION_NAME(FailureResponseException)
 
  private:
   std::string code_;
@@ -49,6 +51,7 @@ class FailureResponseException : public utils::BasicException {
 class ClientQueryException : public FailureResponseException {
  public:
   using FailureResponseException::FailureResponseException;
+  SPECIALIZE_GET_EXCEPTION_NAME(ClientQueryException)
 };
 
 /// This exception is thrown whenever a fatal error occurs during query
@@ -57,6 +60,7 @@ class ClientQueryException : public FailureResponseException {
 class ClientFatalException : public utils::BasicException {
  public:
   using utils::BasicException::BasicException;
+  SPECIALIZE_GET_EXCEPTION_NAME(ClientFatalException)
 };
 
 // Internal exception used whenever a communication error occurs. You should
@@ -64,6 +68,7 @@ class ClientFatalException : public utils::BasicException {
 class ServerCommunicationException : public ClientFatalException {
  public:
   ServerCommunicationException() : ClientFatalException("Couldn't communicate with the server!") {}
+  SPECIALIZE_GET_EXCEPTION_NAME(ServerCommunicationException)
 };
 
 // Internal exception used whenever a malformed data error occurs. You should
@@ -71,6 +76,7 @@ class ServerCommunicationException : public ClientFatalException {
 class ServerMalformedDataException : public ClientFatalException {
  public:
   ServerMalformedDataException() : ClientFatalException("The server sent malformed data!") {}
+  SPECIALIZE_GET_EXCEPTION_NAME(ServerMalformedDataException)
 };
 
 /// Structure that is used to return results from an executed query.
@@ -155,4 +161,5 @@ class Client final {
   ChunkedEncoderBuffer<communication::ClientOutputStream> encoder_buffer_{output_stream_};
   ClientEncoder encoder_{encoder_buffer_};
 };
+
 }  // namespace memgraph::communication::bolt

src/communication/bolt/metrics.hpp

@@ -0,0 +1,55 @@
+// Copyright 2023 Memgraph Ltd.
+//
+// Use of this software is governed by the Business Source License
+// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
+// License, and you may not use this file except in compliance with the Business Source License.
+//
+// As of the Change Date specified in that file, in accordance with
+// the Business Source License, use of this software will be governed
+// by the Apache License, Version 2.0, included in the file
+// licenses/APL.txt.
+
+#pragma once
+
+#include "communication/bolt/v1/value.hpp"
+#include "communication/metrics.hpp"
+
+namespace memgraph::communication::bolt {
+
+template <typename TSession>
+inline void RegisterNewSession(TSession &session, Value &metadata) {
+  auto &data = metadata.ValueMap();
+  session.metrics_ = bolt_metrics.Add(data.contains("user_agent") ? data["user_agent"].ValueString() : "unknown",
+                                      fmt::format("{}.{}", session.version_.major, session.version_.minor),
+                                      session.client_supported_bolt_versions_);
+  ++session.metrics_.value()->sessions;
+  auto conn_type = (!data.contains("scheme") || data["scheme"].ValueString() == "none")
+                       ? BoltMetrics::ConnectionType::kAnonymous
+                       : BoltMetrics::ConnectionType::kBasic;
+  ++session.metrics_.value()->connection_types[(int)conn_type];
+}
+
+template <typename TSession>
+inline void TouchNewSession(TSession &session, Value &metadata) {
+  auto &data = metadata.ValueMap();
+  session.metrics_ = bolt_metrics.Add(data.contains("user_agent") ? data["user_agent"].ValueString() : "unknown");
+}
+
+template <typename TSession>
+inline void UpdateNewSession(TSession &session, Value &metadata) {
+  auto &data = metadata.ValueMap();
+  session.metrics_.value()->bolt_v = fmt::format("{}.{}", session.version_.major, session.version_.minor);
+  session.metrics_.value()->supported_bolt_v = session.client_supported_bolt_versions_;
+  ++session.metrics_.value()->sessions;
+  auto conn_type = (!data.contains("scheme") || data["scheme"].ValueString() == "none")
+                       ? BoltMetrics::ConnectionType::kAnonymous
+                       : BoltMetrics::ConnectionType::kBasic;
+  ++session.metrics_.value()->connection_types[(int)conn_type];
+}
+
+template <typename TSession>
+inline void IncrementQueryMetrics(TSession &session) {
+  ++session.metrics_.value()->queries;
+}
+
+}  // namespace memgraph::communication::bolt

src/communication/bolt/v1/decoder/chunked_decoder_buffer.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -51,7 +51,7 @@ enum class ChunkState : uint8_t {
 template <typename TBuffer>
 class ChunkedDecoderBuffer {
  public:
-  ChunkedDecoderBuffer(TBuffer &buffer) : buffer_(buffer) { data_.reserve(kChunkMaxDataSize); }
+  explicit ChunkedDecoderBuffer(TBuffer &buffer) : buffer_(buffer) { data_.reserve(kChunkMaxDataSize); }
 
   /**
    * Reads data from the internal buffer.

src/communication/bolt/v1/decoder/decoder.hpp

@@ -401,11 +401,11 @@ class Decoder {
     }
     auto &labels = dv.ValueList();
     vertex.labels.reserve(labels.size());
-    for (size_t i = 0; i < labels.size(); ++i) {
-      if (labels[i].type() != Value::Type::String) {
+    for (auto &label : labels) {
+      if (label.type() != Value::Type::String) {
         return false;
       }
-      vertex.labels.emplace_back(std::move(labels[i].ValueString()));
+      vertex.labels.emplace_back(std::move(label.ValueString()));
     }
 
     // read properties

src/communication/bolt/v1/encoder/base_encoder.hpp

@@ -111,12 +111,12 @@ class BaseEncoder {
 
   void WriteList(const std::vector<Value> &value) {
     WriteTypeSize(value.size(), MarkerList);
-    for (auto &x : value) WriteValue(x);
+    for (const auto &x : value) WriteValue(x);
   }
 
   void WriteMap(const std::map<std::string, Value> &value) {
     WriteTypeSize(value.size(), MarkerMap);
-    for (auto &x : value) {
+    for (const auto &x : value) {
       WriteString(x.first);
       WriteValue(x.second);
     }
@@ -205,11 +205,11 @@ class BaseEncoder {
     WriteRAW(utils::UnderlyingCast(Marker::TinyStruct) + 3);
     WriteRAW(utils::UnderlyingCast(Signature::Path));
     WriteTypeSize(path.vertices.size(), MarkerList);
-    for (auto &v : path.vertices) WriteVertex(v);
+    for (const auto &v : path.vertices) WriteVertex(v);
     WriteTypeSize(path.edges.size(), MarkerList);
-    for (auto &e : path.edges) WriteEdge(e);
+    for (const auto &e : path.edges) WriteEdge(e);
     WriteTypeSize(path.indices.size(), MarkerList);
-    for (auto &i : path.indices) WriteInt(i);
+    for (const auto &i : path.indices) WriteInt(i);
   }
 
   void WriteDate(const utils::Date &date) {

src/communication/bolt/v1/encoder/chunked_encoder_buffer.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -48,7 +48,7 @@ namespace memgraph::communication::bolt {
 template <class TOutputStream>
 class ChunkedEncoderBuffer {
  public:
-  ChunkedEncoderBuffer(TOutputStream &output_stream) : output_stream_(output_stream) {}
+  explicit ChunkedEncoderBuffer(TOutputStream &output_stream) : output_stream_(output_stream) {}
 
   /**
    * Writes n values into the buffer. If n is bigger than whole chunk size

src/communication/bolt/v1/encoder/client_encoder.hpp

@@ -39,7 +39,7 @@ class ClientEncoder : private BaseEncoder<Buffer> {
   using BaseEncoder<Buffer>::buffer_;
 
  public:
-  ClientEncoder(Buffer &buffer) : BaseEncoder<Buffer>(buffer) {}
+  explicit ClientEncoder(Buffer &buffer) : BaseEncoder<Buffer>(buffer) {}
 
   using BaseEncoder<Buffer>::UpdateVersion;
 

src/communication/bolt/v1/encoder/encoder.hpp

@@ -32,7 +32,7 @@ class Encoder : private BaseEncoder<Buffer> {
   using BaseEncoder<Buffer>::buffer_;
 
  public:
-  Encoder(Buffer &buffer) : BaseEncoder<Buffer>(buffer) {}
+  explicit Encoder(Buffer &buffer) : BaseEncoder<Buffer>(buffer) {}
 
   using BaseEncoder<Buffer>::UpdateVersion;
 

src/communication/bolt/v1/exceptions.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -30,6 +30,7 @@ namespace memgraph::communication::bolt {
 class ClientError : public utils::BasicException {
  public:
   using utils::BasicException::BasicException;
+  SPECIALIZE_GET_EXCEPTION_NAME(ClientError)
 };
 
 /**
@@ -67,6 +68,7 @@ class VerboseError : public utils::BasicException {
         code_(fmt::format("Memgraph.{}.{}.{}", ClassificationToString(classification), category, title)) {}
 
   const std::string &code() const noexcept { return code_; }
+  SPECIALIZE_GET_EXCEPTION_NAME(VerboseError)
 
  private:
   std::string ClassificationToString(Classification classification) {

src/communication/bolt/v1/session.hpp

@@ -27,6 +27,7 @@
 #include "communication/bolt/v1/states/handshake.hpp"
 #include "communication/bolt/v1/states/init.hpp"
 #include "communication/bolt/v1/value.hpp"
+#include "communication/metrics.hpp"
 #include "dbms/constants.hpp"
 #include "dbms/global.hpp"
 #include "utils/exceptions.hpp"
@@ -43,6 +44,7 @@ namespace memgraph::communication::bolt {
 class SessionException : public utils::BasicException {
  public:
   using utils::BasicException::BasicException;
+  SPECIALIZE_GET_EXCEPTION_NAME(SessionException)
 };
 
 /**
@@ -54,7 +56,7 @@ class SessionException : public utils::BasicException {
  * @tparam TOutputStream type of output stream that will be used
  */
 template <typename TInputStream, typename TOutputStream>
-class Session : public dbms::SessionInterface {
+class Session {
  public:
   using TEncoder = Encoder<ChunkedEncoderBuffer<TOutputStream>>;
 
@@ -207,9 +209,11 @@ class Session : public dbms::SessionInterface {
   };
 
   Version version_;
+  std::vector<std::string> client_supported_bolt_versions_;
+  std::optional<BoltMetrics::Metrics> metrics_;
 
-  std::string GetDatabaseName() const override = 0;
-  std::string UUID() const final { return session_uuid_; }
+  virtual std::string GetCurrentDB() const = 0;
+  std::string UUID() const { return session_uuid_; }
 
  private:
   void ClientFailureInvalidData() {

src/communication/bolt/v1/states/handlers.hpp

@@ -18,6 +18,7 @@
 #include <string_view>
 #include <vector>
 
+#include "communication/bolt/metrics.hpp"
 #include "communication/bolt/v1/codes.hpp"
 #include "communication/bolt/v1/constants.hpp"
 #include "communication/bolt/v1/exceptions.hpp"
@@ -92,7 +93,7 @@ State HandlePullDiscard(TSession &session, std::optional<int> n, std::optional<i
       return State::Close;
     }
 
-    if (summary.count("has_more") && summary.at("has_more").ValueBool()) {
+    if (summary.contains("has_more") && summary.at("has_more").ValueBool()) {
       return State::Result;
     }
 
@@ -147,13 +148,13 @@ State HandlePullDiscardV4(TSession &session, const State state, const Marker mar
     spdlog::trace("Couldn't read extra field!");
   }
   const auto &extra_map = extra.ValueMap();
-  if (extra_map.count("n")) {
+  if (extra_map.contains("n")) {
     if (const auto n_value = extra_map.at("n").ValueInt(); n_value != kPullAll) {
       n = n_value;
     }
   }
 
-  if (extra_map.count("qid")) {
+  if (extra_map.contains("qid")) {
     if (const auto qid_value = extra_map.at("qid").ValueInt(); qid_value != kPullLast) {
       qid = qid_value;
     }
@@ -208,7 +209,14 @@ State HandleRunV1(TSession &session, const State state, const Marker marker) {
 
   DMG_ASSERT(!session.encoder_buffer_.HasData(), "There should be no data to write in this state");
 
-  spdlog::debug("[Run - {}] '{}'", session.GetDatabaseName(), query.ValueString());
+#if MG_ENTERPRISE
+  spdlog::debug("[Run - {}] '{}'", session.GetCurrentDB(), query.ValueString());
+#else
+  spdlog::debug("[Run] '{}'", query.ValueString());
+#endif
+
+  // Increment number of queries in the metrics
+  IncrementQueryMetrics(session);
 
   try {
     // Interpret can throw.
@@ -272,7 +280,14 @@ State HandleRunV4(TSession &session, const State state, const Marker marker) {
     return HandleFailure(session, e);
   }
 
-  spdlog::debug("[Run - {}] '{}'", session.GetDatabaseName(), query.ValueString());
+#if MG_ENTERPRISE
+  spdlog::debug("[Run - {}] '{}'", session.GetCurrentDB(), query.ValueString());
+#else
+  spdlog::debug("[Run] '{}'", query.ValueString());
+#endif
+
+  // Increment number of queries in the metrics
+  IncrementQueryMetrics(session);
 
   try {
     // Interpret can throw.

src/communication/bolt/v1/states/handshake.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -24,6 +24,31 @@
 
 namespace memgraph::communication::bolt {
 
+inline std::vector<std::string> StringifySupportedVersions(uint8_t *data) {
+  std::vector<std::string> res;
+  uint8_t range_i = 1;
+  uint8_t minor_i = 2;
+  uint8_t major_i = 3;
+  uint8_t chunk_size = 4;
+  uint8_t n_chunks = 4;
+  auto stringify_version = [](uint8_t major, uint8_t minor) { return fmt::format("{}.{}", major, minor); };
+  for (uint8_t i = 0; i < n_chunks; ++i) {
+    const uint32_t full_version = *((uint32_t *)data);
+    if (full_version == 0) break;
+    if (data[1] != 0) {  // Supports a range of versions
+      uint8_t range = data[range_i];
+      auto max_minor = data[minor_i];
+      for (uint8_t r = 0; r <= range; ++r) {
+        res.push_back(stringify_version(data[major_i], max_minor - r));
+      }
+    } else {
+      res.push_back(stringify_version(data[major_i], data[minor_i]));
+    }
+    data += chunk_size;
+  }
+  return res;
+}
+
 inline bool CopyProtocolInformationIfSupported(uint16_t version, uint8_t *protocol) {
   const auto *supported_version = std::find(std::begin(kSupportedVersions), std::end(kSupportedVersions), version);
   if (supported_version != std::end(kSupportedVersions)) {
@@ -71,6 +96,8 @@ State StateHandshakeRun(TSession &session) {
   auto dataPosition = session.input_stream_.data() + sizeof(kPreamble);
   uint8_t protocol[4] = {0x00};
 
+  session.client_supported_bolt_versions_ = std::move(StringifySupportedVersions(dataPosition));
+
   for (int i = 0; i < 4 && !protocol[3]; ++i) {
     // If there is an offset defined (e.g. 0x00 0x03 0x03 0x04) the second byte
     // That would enable the client to pick between 4.0 and 4.3 versions

src/communication/bolt/v1/states/init.hpp

@@ -11,6 +11,7 @@
 
 #pragma once
 
+#include <fmt/core.h>
 #include <fmt/format.h>
 #include <optional>
 
@@ -18,6 +19,7 @@
 #include "communication/bolt/v1/state.hpp"
 #include "communication/bolt/v1/value.hpp"
 #include "communication/exceptions.hpp"
+#include "communication/metrics.hpp"
 #include "spdlog/spdlog.h"
 #include "utils/likely.hpp"
 #include "utils/logging.hpp"
@@ -40,11 +42,11 @@ std::optional<State> AuthenticateUser(TSession &session, Value &metadata) {
   std::string username;
   std::string password;
   if (data["scheme"].ValueString() == "basic") {
-    if (!data.count("principal")) {  // Special case principal = ""
+    if (!data.contains("principal")) {  // Special case principal = ""
       spdlog::warn("The client didn't supply the principal field! Trying with \"\"...");
       data["principal"] = "";
     }
-    if (!data.count("credentials")) {  // Special case credentials = ""
+    if (!data.contains("credentials")) {  // Special case credentials = ""
       spdlog::warn("The client didn't supply the credentials field! Trying with \"\"...");
       data["credentials"] = "";
     }
@@ -116,7 +118,7 @@ std::optional<Value> GetMetadataV4(TSession &session, const Marker marker) {
   }
 
   auto &data = metadata.ValueMap();
-  if (!data.count("user_agent")) {
+  if (!data.contains("user_agent")) {
     spdlog::warn("The client didn't supply the user agent!");
     return std::nullopt;
   }
@@ -140,7 +142,7 @@ std::optional<Value> GetInitDataV5(TSession &session, const Marker marker) {
   }
 
   const auto &data = metadata.ValueMap();
-  if (!data.count("user_agent")) {
+  if (!data.contains("user_agent")) {
     spdlog::warn("The client didn't supply the user agent!");
     return std::nullopt;
   }
@@ -201,6 +203,9 @@ State StateInitRunV1(TSession &session, const Marker marker, const Signature sig
     return result.value();
   }
 
+  // Register session to metrics
+  RegisterNewSession(session, *maybeMetadata);
+
   return SendSuccessMessage(session);
 }
 
@@ -227,6 +232,9 @@ State StateInitRunV4(TSession &session, Marker marker, Signature signature) {
     return result.value();
   }
 
+  // Register session to metrics
+  RegisterNewSession(session, *maybeMetadata);
+
   return SendSuccessMessage(session);
 }
 
@@ -247,6 +255,10 @@ State StateInitRunV5(TSession &session, Marker marker, Signature signature) {
     if (SendSuccessMessage(session) == State::Close) {
       return State::Close;
     }
+
+    // Register session to metrics
+    TouchNewSession(session, *maybeMetadata);
+
     // Stay in Init
     return State::Init;
   }
@@ -274,6 +286,10 @@ State StateInitRunV5(TSession &session, Marker marker, Signature signature) {
     if (SendSuccessMessage(session) == State::Close) {
       return State::Close;
     }
+
+    // Register session to metrics
+    UpdateNewSession(session, *maybeMetadata);
+
     return State::Idle;
   }
 

src/communication/bolt/v1/value.hpp

@@ -91,7 +91,7 @@ struct UnboundedEdge {
  * The decoder writes data into this structure.
  */
 struct Path {
-  Path() {}
+  Path() = default;
 
   Path(const std::vector<Vertex> &vertices, const std::vector<Edge> &edges) {
     // Helper function. Looks for the given element in the collection. If found,
@@ -276,6 +276,7 @@ class ValueException : public utils::BasicException {
  public:
   using utils::BasicException::BasicException;
   ValueException() : BasicException("Incompatible template param and type!") {}
+  SPECIALIZE_GET_EXCEPTION_NAME(ValueException)
 };
 
 /**

src/communication/client.hpp

@@ -132,7 +132,7 @@ class Client final {
  */
 class ClientInputStream final {
  public:
-  ClientInputStream(Client &client);
+  explicit ClientInputStream(Client &client);
 
   ClientInputStream(const ClientInputStream &) = delete;
   ClientInputStream(ClientInputStream &&) = delete;
@@ -156,7 +156,7 @@ class ClientInputStream final {
  */
 class ClientOutputStream final {
  public:
-  ClientOutputStream(Client &client);
+  explicit ClientOutputStream(Client &client);
 
   ClientOutputStream(const ClientOutputStream &) = delete;
   ClientOutputStream(ClientOutputStream &&) = delete;

src/communication/context.cpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -34,7 +34,7 @@ ClientContext::ClientContext(bool use_ssl) : use_ssl_(use_ssl), ctx_(nullptr) {
 }
 
 ClientContext::ClientContext(const std::string &key_file, const std::string &cert_file) : ClientContext(true) {
-  if (key_file != "" && cert_file != "") {
+  if (!key_file.empty() && !cert_file.empty()) {
     MG_ASSERT(SSL_CTX_use_certificate_file(ctx_, cert_file.c_str(), SSL_FILETYPE_PEM) == 1,
               "Couldn't load client certificate from file: {}", cert_file);
     MG_ASSERT(SSL_CTX_use_PrivateKey_file(ctx_, key_file.c_str(), SSL_FILETYPE_PEM) == 1,
@@ -124,7 +124,7 @@ ServerContext &ServerContext::operator=(ServerContext &&other) noexcept {
   return *this;
 }
 
-ServerContext::~ServerContext() {}
+ServerContext::~ServerContext() = default;
 
 SSL_CTX *ServerContext::context() {
   MG_ASSERT(ctx_);

src/communication/exceptions.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -21,5 +21,6 @@ namespace memgraph::communication {
  */
 class SessionClosedException : public utils::BasicException {
   using utils::BasicException::BasicException;
+  SPECIALIZE_GET_EXCEPTION_NAME(SessionClosedException)
 };
 }  // namespace memgraph::communication

src/communication/helpers.cpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -15,7 +15,7 @@
 
 namespace memgraph::communication {
 
-const std::string SslGetLastError() {
+std::string SslGetLastError() {
   char buff[2048];
   auto err = ERR_get_error();
   ERR_error_string_n(err, buff, sizeof(buff));

src/communication/helpers.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -18,6 +18,6 @@ namespace memgraph::communication {
 /**
  * This function reads and returns a string describing the last OpenSSL error.
  */
-const std::string SslGetLastError();
+std::string SslGetLastError();
 
 }  // namespace memgraph::communication

src/communication/http/listener.hpp

@@ -38,7 +38,7 @@ class Listener final : public std::enable_shared_from_this<Listener<TRequestHand
   Listener(Listener &&) = delete;
   Listener &operator=(const Listener &) = delete;
   Listener &operator=(Listener &&) = delete;
-  ~Listener() {}
+  ~Listener() = default;
 
   template <typename... Args>
   static std::shared_ptr<Listener> Create(Args &&...args) {

src/communication/listener.hpp

@@ -17,6 +17,7 @@
 #include <memory>
 #include <mutex>
 #include <thread>
+#include <utility>
 
 #include <gflags/gflags.h>
 
@@ -51,13 +52,13 @@ class Listener final {
   using SessionHandler = Session<TSession, TSessionContext>;
 
  public:
-  Listener(TSessionContext *data, ServerContext *context, int inactivity_timeout_sec, const std::string &service_name,
+  Listener(TSessionContext *data, ServerContext *context, int inactivity_timeout_sec, std::string service_name,
            size_t workers_count)
       : data_(data),
         alive_(false),
         context_(context),
         inactivity_timeout_sec_(inactivity_timeout_sec),
-        service_name_(service_name),
+        service_name_(std::move(service_name)),
         workers_count_(workers_count) {}
 
   ~Listener() {

src/communication/metrics.cpp

@@ -0,0 +1,42 @@
+// Copyright 2023 Memgraph Ltd.
+//
+// Use of this software is governed by the Business Source License
+// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
+// License, and you may not use this file except in compliance with the Business Source License.
+//
+// As of the Change Date specified in that file, in accordance with
+// the Business Source License, use of this software will be governed
+// by the Apache License, Version 2.0, included in the file
+// licenses/APL.txt.
+
+#include "metrics.hpp"
+
+namespace {
+constexpr auto kName = "name";
+constexpr auto kSupportedBoltVersions = "supported_bolt_versions";
+constexpr auto kBoltVersion = "bolt_version";
+constexpr auto kConnectionTypes = "connection_types";
+constexpr auto kSessions = "sessions";
+constexpr auto kQueries = "queries";
+}  // namespace
+namespace memgraph::communication {
+
+// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
+BoltMetrics bolt_metrics;
+
+nlohmann::json BoltMetrics::Info::ToJson() const {
+  nlohmann::json res;
+
+  res[kName] = name;
+  res[kSupportedBoltVersions] = nlohmann::json::array();
+  for (const auto &sbv : supported_bolt_v) {
+    res[kSupportedBoltVersions].push_back(sbv);
+  }
+  res[kBoltVersion] = bolt_v;
+  res[kConnectionTypes] = {{ConnectionTypeStr((ConnectionType)0), connection_types[0].load()},
+                           {ConnectionTypeStr((ConnectionType)1), connection_types[1].load()}};
+  res[kSessions] = sessions.load();
+  res[kQueries] = queries.load();
+  return res;
+}
+}  // namespace memgraph::communication

src/communication/metrics.hpp

@@ -0,0 +1,116 @@
+// Copyright 2023 Memgraph Ltd.
+//
+// Use of this software is governed by the Business Source License
+// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
+// License, and you may not use this file except in compliance with the Business Source License.
+//
+// As of the Change Date specified in that file, in accordance with
+// the Business Source License, use of this software will be governed
+// by the Apache License, Version 2.0, included in the file
+// licenses/APL.txt.
+
+#pragma once
+
+#include <atomic>
+#include <map>
+#include <mutex>
+#include <shared_mutex>
+#include <string>
+#include <vector>
+
+#include <json/json.hpp>
+
+namespace memgraph::communication {
+
+class BoltMetrics {
+ public:
+  enum class ConnectionType { kAnonymous = 0, kBasic, Count };
+  static constexpr std::array<std::string_view, (int)ConnectionType::Count> ct_to_str = {"anonymous", "basic"};
+  static std::string ConnectionTypeStr(ConnectionType type) { return std::string(ct_to_str[(int)type]); }
+  class Metrics;
+
+  struct Info {
+    explicit Info(std::string name) : name(std::move(name)) {}
+    Info(std::string name, std::string bolt_v, std::vector<std::string> supported_bolt_v)
+        : name(std::move(name)), bolt_v(std::move(bolt_v)), supported_bolt_v(std::move(supported_bolt_v)) {}
+
+    const std::string name;                                        //!< Driver name
+    std::string bolt_v;                                            //!< Bolt version used
+    std::vector<std::string> supported_bolt_v;                     //!< Bolt versions supported by the driver
+    std::atomic_int connection_types[(int)ConnectionType::Count];  //!< Authentication used when connecting
+    std::atomic_int sessions;                                      //!< Number of sessions using the same driver
+    std::atomic_int queries;                                       //!< Queries executed by the driver
+
+    nlohmann::json ToJson() const;
+
+   private:
+    friend class Metrics;
+    std::atomic_int concurrent_users;
+  };
+
+  class Metrics {
+    friend class BoltMetrics;
+    explicit Metrics(Info &info) : info_(&info) { ++info_->concurrent_users; }
+
+   public:
+    ~Metrics() {
+      if (info_) --info_->concurrent_users;
+    }
+
+    Metrics(const Metrics &other) : info_(other.info_) { ++info_->concurrent_users; }
+    Metrics(Metrics &&other) noexcept : info_(other.info_) { other.info_ = nullptr; }
+    Metrics &operator=(const Metrics &other) {
+      if (this != &other) {
+        if (info_) --info_->concurrent_users;
+        info_ = other.info_;
+        if (info_) ++info_->concurrent_users;
+      }
+      return *this;
+    }
+    Metrics &operator=(Metrics &&other) noexcept {
+      if (this != &other) {
+        if (info_) --info_->concurrent_users;
+        info_ = other.info_;
+        other.info_ = nullptr;  // Invalidate the source object
+      }
+      return *this;
+    }
+
+    Info *operator->() { return info_; }
+
+    Info *info_;
+  };
+
+  Metrics Add(std::string name) {
+    std::unique_lock<std::mutex> l(mtx);
+    auto key = name;
+    auto [it, _] = info.emplace(std::piecewise_construct, std::forward_as_tuple(std::move(key)),
+                                std::forward_as_tuple(std::move(name)));
+    return Metrics(it->second);
+  }
+
+  Metrics Add(std::string name, std::string bolt_v, std::vector<std::string> supported_bolt_v) {
+    std::unique_lock<std::mutex> l(mtx);
+    auto key = name;
+    auto [it, _] = info.emplace(std::piecewise_construct, std::forward_as_tuple(std::move(key)),
+                                std::forward_as_tuple(std::move(name), std::move(bolt_v), std::move(supported_bolt_v)));
+    return Metrics(it->second);
+  }
+
+  nlohmann::json ToJson() {
+    std::unique_lock<std::mutex> l(mtx);
+    auto res = nlohmann::json::array();
+    for (const auto &[_, client_info] : info) {
+      res.push_back(client_info.ToJson());
+    }
+    return res;
+  }
+
+ private:
+  mutable std::mutex mtx;
+  std::map<std::string, Info> info;
+};
+
+extern BoltMetrics bolt_metrics;
+
+}  // namespace memgraph::communication

src/communication/result_stream_faker.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -80,7 +80,7 @@ class ResultStreamFaker {
     std::transform(header.begin(), header.end(), column_widths.begin(), [](const auto &s) { return s.size(); });
 
     // convert all the results into strings, and track max column width
-    auto &results_data = results.GetResults();
+    const auto &results_data = results.GetResults();
     std::vector<std::vector<std::string>> result_strings(results_data.size(),
                                                          std::vector<std::string>(column_widths.size()));
     for (int row_ind = 0; row_ind < static_cast<int>(results_data.size()); ++row_ind) {

src/communication/session.hpp

@@ -17,6 +17,7 @@
 #include <memory>
 #include <mutex>
 #include <thread>
+#include <utility>
 
 #include <openssl/bio.h>
 #include <openssl/err.h>
@@ -51,7 +52,8 @@ using InputStream = Buffer::ReadEnd;
  */
 class OutputStream final {
  public:
-  OutputStream(std::function<bool(const uint8_t *, size_t, bool)> write_function) : write_function_(write_function) {}
+  explicit OutputStream(std::function<bool(const uint8_t *, size_t, bool)> write_function)
+      : write_function_(std::move(write_function)) {}
 
   OutputStream(const OutputStream &) = delete;
   OutputStream(OutputStream &&) = delete;

src/communication/v2/listener.hpp

@@ -47,7 +47,7 @@ class Listener final : public std::enable_shared_from_this<Listener<TSession, TS
   Listener(Listener &&) = delete;
   Listener &operator=(const Listener &) = delete;
   Listener &operator=(Listener &&) = delete;
-  ~Listener() {}
+  ~Listener() = default;
 
   template <typename... Args>
   static std::shared_ptr<Listener> Create(Args &&...args) {

src/communication/v2/session.hpp

@@ -76,7 +76,7 @@ using tcp = boost::asio::ip::tcp;
 class OutputStream final {
  public:
   explicit OutputStream(std::function<bool(const uint8_t *, size_t, bool)> write_function)
-      : write_function_(write_function) {}
+      : write_function_(std::move(write_function)) {}
 
   OutputStream(const OutputStream &) = delete;
   OutputStream(OutputStream &&) = delete;
@@ -110,11 +110,7 @@ class WebsocketSession : public std::enable_shared_from_this<WebsocketSession<TS
     return std::shared_ptr<WebsocketSession>(new WebsocketSession(std::forward<Args>(args)...));
   }
 
-#ifdef MG_ENTERPRISE
-  ~WebsocketSession() { session_context_->Delete(session_); }
-#else
   ~WebsocketSession() = default;
-#endif
 
   WebsocketSession(const WebsocketSession &) = delete;
   WebsocketSession &operator=(const WebsocketSession &) = delete;
@@ -171,14 +167,15 @@ class WebsocketSession : public std::enable_shared_from_this<WebsocketSession<TS
       : ws_(std::move(socket)),
         strand_{boost::asio::make_strand(ws_.get_executor())},
         output_stream_([this](const uint8_t *data, size_t len, bool /*have_more*/) { return Write(data, len); }),
-        session_{*session_context, endpoint, input_buffer_.read_end(), &output_stream_},
+        session_{session_context->ic,       endpoint, input_buffer_.read_end(), &output_stream_, session_context->auth,
+#ifdef MG_ENTERPRISE
+                 session_context->audit_log
+#endif
+        },
         session_context_{session_context},
         endpoint_{endpoint},
         remote_endpoint_{ws_.next_layer().socket().remote_endpoint()},
         service_name_{service_name} {
-#ifdef MG_ENTERPRISE
-    session_context_->Register(session_);
-#endif
   }
 
   void OnAccept(boost::beast::error_code ec) {
@@ -286,11 +283,7 @@ class Session final : public std::enable_shared_from_this<Session<TSession, TSes
     return std::shared_ptr<Session>(new Session(std::forward<Args>(args)...));
   }
 
-#ifdef MG_ENTERPRISE
-  ~Session() { session_context_->Delete(session_); }
-#else
   ~Session() = default;
-#endif
 
   Session(const Session &) = delete;
   Session(Session &&) = delete;
@@ -366,17 +359,17 @@ class Session final : public std::enable_shared_from_this<Session<TSession, TSes
       : socket_(CreateSocket(std::move(socket), server_context)),
         strand_{boost::asio::make_strand(GetExecutor())},
         output_stream_([this](const uint8_t *data, size_t len, bool have_more) { return Write(data, len, have_more); }),
-        session_{*session_context, endpoint, input_buffer_.read_end(), &output_stream_},
+        session_{session_context->ic,       endpoint, input_buffer_.read_end(), &output_stream_, session_context->auth,
+#ifdef MG_ENTERPRISE
+                 session_context->audit_log
+#endif
+        },
         session_context_{session_context},
         endpoint_{endpoint},
         remote_endpoint_{GetRemoteEndpoint()},
         service_name_{service_name},
         timeout_seconds_(inactivity_timeout_sec),
         timeout_timer_(GetExecutor()) {
-#ifdef MG_ENTERPRISE
-    // TODO Try to remove Register (see comment at SessionInterface declaration)
-    session_context_->Register(session_);
-#endif
     ExecuteForSocket([](auto &&socket) {
       socket.lowest_layer().set_option(tcp::no_delay(true));                         // enable PSH
       socket.lowest_layer().set_option(boost::asio::socket_base::keep_alive(true));  // enable SO_KEEPALIVE

src/communication/websocket/server.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -16,6 +16,7 @@
 #include <spdlog/sinks/base_sink.h>
 #include <boost/asio/io_context.hpp>
 #include <boost/asio/ip/tcp.hpp>
+#include <utility>
 
 #include "communication/websocket/listener.hpp"
 #include "io/network/endpoint.hpp"
@@ -45,7 +46,7 @@ class Server final {
 
   class LoggingSink : public spdlog::sinks::base_sink<std::mutex> {
    public:
-    explicit LoggingSink(std::weak_ptr<Listener> listener) : listener_(listener) {}
+    explicit LoggingSink(std::weak_ptr<Listener> listener) : listener_(std::move(listener)) {}
 
    private:
     void sink_it_(const spdlog::details::log_msg &msg) override;

src/communication/websocket/session.cpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
@@ -175,6 +175,11 @@ void Session::OnRead(const boost::beast::error_code ec, const size_t /*bytes_tra
     return;
   }
 
+  if (ec) {
+    LogError(ec, "read");
+    return;
+  }
+
   if (!IsAuthenticated()) {
     auto response = nlohmann::json();
     auto auth_failed = [this, &response](const std::string &message) {

src/communication/websocket/session.hpp

@@ -1,4 +1,4 @@
-// Copyright 2022 Memgraph Ltd.
+// Copyright 2023 Memgraph Ltd.
 //
 // Use of this software is governed by the Business Source License
 // included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source

src/csv/include/csv/parsing.hpp

@@ -35,6 +35,7 @@ namespace memgraph::csv {
 
 class CsvReadException : public utils::BasicException {
   using utils::BasicException::BasicException;
+  SPECIALIZE_GET_EXCEPTION_NAME(CsvReadException)
 };
 
 class FileCsvSource {