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Dylan Storey
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GraphQLite v0.0.1-alpha.1
SQLite extension for graph queries using Cypher syntax. Features: - OpenCypher-compatible query language - Node and relationship CRUD operations - Pattern matching with variable-length paths - WITH, UNWIND, CASE, MERGE clauses - Aggregation functions (count, sum, avg, min, max, collect) - Graph algorithms (PageRank, Label Propagation) - Python and Rust bindings - CI/CD pipelines for testing and releases
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‎.github/workflows/ci-fast.yml‎

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name: CI Fast
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on:
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pull_request:
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branches: [main]
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jobs:
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build-and-test:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v4
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y bison flex libsqlite3-dev libcunit1-dev
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- name: Build extension
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run: make extension
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- name: Run unit tests
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run: make test-unit
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- name: Run functional tests
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run: make test-functional
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rust-check:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v4
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- name: Install Rust toolchain
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uses: dtolnay/rust-toolchain@stable
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with:
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components: clippy
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y bison flex libsqlite3-dev
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- name: Build extension
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run: make extension
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- name: Cargo check
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working-directory: bindings/rust
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run: cargo check
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- name: Cargo clippy
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working-directory: bindings/rust
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run: cargo clippy -- -D warnings
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python-check:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v4
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- name: Set up Python
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uses: actions/setup-python@v5
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with:
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python-version: '3.11'
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y bison flex libsqlite3-dev
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- name: Build extension
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run: make extension
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- name: Install Python package
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working-directory: bindings/python
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run: pip install -e ".[dev]"
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- name: Run Python tests
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working-directory: bindings/python
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run: pytest tests/ -v

‎.github/workflows/ci-full.yml‎

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name: CI Full
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on:
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push:
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branches: [main]
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jobs:
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build-and-test:
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strategy:
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fail-fast: false
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matrix:
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os: [ubuntu-latest, macos-latest]
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runs-on: ${{ matrix.os }}
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steps:
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- uses: actions/checkout@v4
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- name: Install dependencies (Linux)
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if: runner.os == 'Linux'
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run: |
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sudo apt-get update
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sudo apt-get install -y bison flex libsqlite3-dev libcunit1-dev
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- name: Install dependencies (macOS)
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if: runner.os == 'macOS'
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run: |
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brew install bison flex sqlite cunit
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echo "$(brew --prefix bison)/bin" >> $GITHUB_PATH
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echo "$(brew --prefix flex)/bin" >> $GITHUB_PATH
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echo "HOMEBREW_PREFIX=$(brew --prefix)" >> $GITHUB_ENV
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echo "SQLITE_PREFIX=$(brew --prefix sqlite)" >> $GITHUB_ENV
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- name: Build extension (Linux)
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if: runner.os == 'Linux'
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run: make extension
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- name: Build extension (macOS)
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if: runner.os == 'macOS'
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run: make extension EXTRA_INCLUDES="-I$HOMEBREW_PREFIX/include" EXTRA_LIBS="-L$HOMEBREW_PREFIX/lib"
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- name: Run unit tests (Linux)
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if: runner.os == 'Linux'
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run: make test-unit
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- name: Run unit tests (macOS)
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if: runner.os == 'macOS'
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run: make test-unit EXTRA_INCLUDES="-I$HOMEBREW_PREFIX/include" EXTRA_LIBS="-L$HOMEBREW_PREFIX/lib"
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- name: Run functional tests (Linux)
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if: runner.os == 'Linux'
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run: make test-functional
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- name: Run functional tests (macOS)
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if: runner.os == 'macOS'
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run: make test-functional EXTRA_INCLUDES="-I$HOMEBREW_PREFIX/include" EXTRA_LIBS="-L$HOMEBREW_PREFIX/lib" SQLITE="$SQLITE_PREFIX/bin/sqlite3"
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rust-tests:
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strategy:
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fail-fast: false
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matrix:
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os: [ubuntu-latest, macos-latest]
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runs-on: ${{ matrix.os }}
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steps:
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- uses: actions/checkout@v4
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- name: Install Rust toolchain
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uses: dtolnay/rust-toolchain@stable
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- name: Install dependencies (Linux)
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if: runner.os == 'Linux'
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run: |
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sudo apt-get update
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sudo apt-get install -y bison flex libsqlite3-dev
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- name: Install dependencies (macOS)
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if: runner.os == 'macOS'
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run: |
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brew install bison flex sqlite
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echo "$(brew --prefix bison)/bin" >> $GITHUB_PATH
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echo "$(brew --prefix flex)/bin" >> $GITHUB_PATH
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echo "HOMEBREW_PREFIX=$(brew --prefix)" >> $GITHUB_ENV
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- name: Build extension (Linux)
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if: runner.os == 'Linux'
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run: make extension
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- name: Build extension (macOS)
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if: runner.os == 'macOS'
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run: make extension EXTRA_INCLUDES="-I$HOMEBREW_PREFIX/include" EXTRA_LIBS="-L$HOMEBREW_PREFIX/lib"
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- name: Run Rust tests
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working-directory: bindings/rust
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run: cargo test -- --test-threads=1
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python-tests-linux:
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strategy:
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fail-fast: false
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matrix:
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python-version: ['3.9', '3.10', '3.11', '3.12']
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v4
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- name: Set up Python ${{ matrix.python-version }}
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uses: actions/setup-python@v5
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with:
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python-version: ${{ matrix.python-version }}
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y bison flex libsqlite3-dev
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- name: Build extension
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run: make extension
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- name: Install Python package
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working-directory: bindings/python
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run: pip install -e ".[dev]"
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- name: Run Python tests
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working-directory: bindings/python
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run: pytest tests/ -v
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python-tests-macos:
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runs-on: macos-latest
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steps:
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- uses: actions/checkout@v4
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- name: Install dependencies
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run: |
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brew install bison flex sqlite python@3.11
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echo "$(brew --prefix bison)/bin" >> $GITHUB_PATH
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echo "$(brew --prefix flex)/bin" >> $GITHUB_PATH
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echo "$(brew --prefix python@3.11)/libexec/bin" >> $GITHUB_PATH
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- name: Build extension
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run: |
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HOMEBREW_PREFIX=$(brew --prefix)
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make extension EXTRA_INCLUDES="-I$HOMEBREW_PREFIX/include" EXTRA_LIBS="-L$HOMEBREW_PREFIX/lib"
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- name: Install Python package
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run: |
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python3 -m pip install -e "./bindings/python[dev]"
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- name: Run Python tests
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working-directory: bindings/python
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run: |
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SQLITE_PREFIX=$(brew --prefix sqlite)
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DYLD_LIBRARY_PATH="$SQLITE_PREFIX/lib:$DYLD_LIBRARY_PATH" python3 -m pytest tests/ -v

‎.github/workflows/release.yml‎

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name: Release
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on:
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push:
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tags:
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- 'v*'
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jobs:
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build-extension:
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strategy:
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fail-fast: false
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matrix:
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include:
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- os: ubuntu-latest
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artifact: graphqlite.so
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- os: macos-latest
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artifact: graphqlite.dylib
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- os: windows-latest
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artifact: graphqlite.dll
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runs-on: ${{ matrix.os }}
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steps:
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- uses: actions/checkout@v4
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- name: Install dependencies (Linux)
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if: runner.os == 'Linux'
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run: |
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sudo apt-get update
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sudo apt-get install -y bison flex libsqlite3-dev
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- name: Install dependencies (macOS)
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if: runner.os == 'macOS'
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run: |
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brew install bison flex sqlite
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echo "/opt/homebrew/opt/bison/bin" >> $GITHUB_PATH
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echo "/opt/homebrew/opt/flex/bin" >> $GITHUB_PATH
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- name: Install dependencies (Windows)
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if: runner.os == 'Windows'
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uses: msys2/setup-msys2@v2
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with:
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msystem: UCRT64
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update: true
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install: mingw-w64-ucrt-x86_64-gcc mingw-w64-ucrt-x86_64-bison mingw-w64-ucrt-x86_64-flex mingw-w64-ucrt-x86_64-sqlite3
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- name: Build extension (Linux/macOS)
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if: runner.os != 'Windows'
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run: make extension
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- name: Build extension (Windows)
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if: runner.os == 'Windows'
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shell: msys2 {0}
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run: make extension
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- name: Upload extension artifact
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uses: actions/upload-artifact@v4
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with:
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name: extension-${{ matrix.os }}
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path: build/${{ matrix.artifact }}
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publish-python:
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needs: build-extension
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v4
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- name: Set up Python
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uses: actions/setup-python@v5
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with:
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python-version: '3.11'
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- name: Install build tools
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run: pip install build twine
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- name: Build source distribution
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working-directory: bindings/python
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run: python -m build --sdist
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- name: Publish to PyPI
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working-directory: bindings/python
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env:
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TWINE_USERNAME: __token__
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TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
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run: twine upload dist/*
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publish-rust:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v4
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- name: Install Rust toolchain
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uses: dtolnay/rust-toolchain@stable
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- name: Publish to crates.io
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working-directory: bindings/rust
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env:
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CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
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run: cargo publish --allow-dirty
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create-release:
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needs: [build-extension, publish-python, publish-rust]
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v4
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- name: Download all artifacts
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uses: actions/download-artifact@v4
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with:
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path: artifacts
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- name: Create GitHub Release
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uses: softprops/action-gh-release@v1
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with:
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files: |
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artifacts/extension-ubuntu-latest/*
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artifacts/extension-macos-latest/*
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artifacts/extension-windows-latest/*
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generate_release_notes: true

‎.metis/.gitignore‎

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metis.db
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metis-mcp-server.log

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