# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [1.1.0] - 2024-12-19

### Added

- **Multi-Connection Support**: Support for multiple simultaneous connections
- **TypeScript Support**: Complete typing with TypeScript 5.8+
- **Auto Retry Mechanism**: Automatic retry system for transient errors
- **Monitoring System**: Event system for monitoring and logging
- **Batch Operations**: Optimized batch operations (insertMany, updateMany)
- **Unaccent Support**: Support for PostgreSQL unaccent extension
- **Complex Query Builder**: Fluent interface for complex queries
- **Transaction Support**: Transaction support
- **Connection Pooling**: Efficient connection management

### Features

- **PostgreSQL Client**: Complete PostgreSQL client with extensions
- **MySQL Client**: Complete MySQL client for MySQL 5.7+
- **Generic Repository**: Generic and type-safe CRUD methods
- **Query Utils**: Utilities for building SQL queries
- **Error Handling**: Robust error handling
- **Performance Optimization**: Performance optimizations for batch operations

### Technical

- **ESLint + Prettier**: Configuration for clean and consistent code
- **Jest Testing**: Unit and integration tests
- **Husky Hooks**: Git hooks for code quality
- **GitHub Actions**: Automated CI/CD
- **NPM Publishing**: Automated NPM publishing

### Documentation

- **Complete API Reference**: Complete API documentation
- **Practical Examples**: Practical usage examples
- **Advanced Use Cases**: Advanced use cases
- **Monitoring Guide**: Monitoring and logging guide
- **Installation Guide**: Installation and configuration guide

## [Unreleased]

### Planned

- **MongoDB Support**: MongoDB support
- **Redis Support**: Redis support
- **Query Caching**: Query caching system
- **Connection Health Checks**: Connection health checks
- **Performance Metrics**: Detailed performance metrics
- **Migration Tools**: Data migration tools
- **Schema Validation**: Schema validation
- **GraphQL Integration**: GraphQL integration

### Improvements

- **Better Error Messages**: More descriptive error messages
- **Query Optimization**: Additional query optimizations
- **Memory Management**: Better memory management
- **Connection Pool Tuning**: Automatic connection pool tuning