tcdi/pgx
Pgx
pgx is a framework and suite of tools for developing high-performance PostgreSQL extensions using the Rust programming language. It provides a low-level API wrapper to interact with internal database memory contexts, logging systems, and core execution APIs, enabling the implementation of custom database functionality and logic directly within the database engine.
The project distinguishes itself through a dedicated build tool and command line interface that manages the extension development lifecycle, from environment initialization to binary packaging. It includes a type mapper that translates language structures into database composite types and automatically generates the corresponding SQL schema definitions.
The framework covers a broad capability surface including user-defined function mapping, binary protocol integration, and multi-version target support to ensure compatibility across different database releases. It also provides specialized memory management wrappers to handle pointers and prevent leaks within the database environment.
Features
- Rust Extension Frameworks - Provides a comprehensive framework for developing high-performance, memory-safe PostgreSQL extensions using the Rust language.
- Database Engine Extensions - Provides a comprehensive framework for building custom extensions that modify the operational logic of the database engine.
- Extension Functions - Enables the creation of specialized database functions and triggers by mapping Rust code to the internal execution system.
- Binary Type Codecs - Implements specialized binary codecs for translating PostgreSQL internal binary representations into native Rust objects.
- Database Internals - Provides low-level access to internal database APIs and logging systems for advanced extension logic.
- Server Programming Interfaces - Provides safe Rust bindings to the PostgreSQL Server Programming Interface for executing queries from within extensions.
- Build Toolchains - Ships a dedicated CLI for managing the full extension development lifecycle from initialization to binary packaging.
- Safe Internal Access Wrappers - Provides safe wrappers for interacting with PostgreSQL internal memory contexts, pointers, and system functions.
- Binary Protocol Implementations - Implements the database-specific binary wire protocol for efficient data exchange and type mapping.
- PostgreSQL User-Defined Functions - Maps typed Rust functions to the PostgreSQL internal execution system to create custom functions and triggers.
- PostgreSQL Memory Context Wrappers - Provides safe Rust wrappers for PostgreSQL memory contexts to prevent leaks and manage resource lifetimes.
- Database Memory Management - Provides specialized memory management techniques to handle low-level allocation and pointers within the database engine.
- Database FFI Bridges - Implements bridges between Rust and the internal C API of the database server to execute native code.
- Database Version Compatibility - Allows a single codebase to be built and tested against multiple installed PostgreSQL versions.
- Database Version Compatibility - Ensures the codebase remains stable and compatible across different releases of the PostgreSQL engine.
- SQL Schema Generators - Automatically translates Rust structures into PostgreSQL composite types and generates the corresponding SQL schema definitions.
- Toolchain Orchestration - Provides a command line utility to orchestrate the compilation and deployment sequence for database extensions.
- CLI Development Tools - Ships a dedicated command line interface to manage the extension development lifecycle, from initialization to packaging.
- SQL Schema Generators - Automatically generates required SQL schema definitions based on the programming types defined in Rust.
- High-Performance Systems Programming - Leverages high-performance systems programming in Rust for resource-efficient database functionality and manual memory control.
- SQL Schema Generators - Uses procedural macros to automatically generate SQL schema definitions from Rust language structures during compilation.
- Custom Database Type Bindings - Implements serialization protocols to map Rust structures to database composite types and enums.
- Database Drivers - Rust database driver.
Star history
How this analysis was created: This summary and feature list were written by an AI model that read the project's README and public documentation pages. Each feature links to the documentation it came from; stars, license and language come straight from the GitHub API. The model does not read the source code, and the analysis is refreshed when the project is re-analysed. Learn more on our About page.
