Changelog

All notable changes to GIQL are documented here.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

Unreleased

Changes in development, not yet released.

Added

  • Comprehensive documentation with operator reference

  • Recipe-based examples for common patterns

  • Bedtools migration guide

  • Multi-backend support guide

  • Performance optimization guide

Changed

  • Documentation restructured with operator-first organization

0.1.0 - Initial Release

Initial release of GIQL.

Added

Core Features:

  • SQL dialect for genomic interval queries

  • Transpilation to standard SQL

  • Multi-database backend support (DuckDB, SQLite)

Spatial Operators:

  • INTERSECTS - Test range overlap

  • CONTAINS - Test containment

  • WITHIN - Test if range is within another

Distance Operators:

  • DISTANCE - Calculate genomic distance

  • NEAREST - K-nearest neighbor queries

Aggregation Operators:

  • CLUSTER - Assign cluster IDs to overlapping intervals

  • MERGE - Combine overlapping intervals

Set Quantifiers:

  • ANY - Match any of multiple ranges

  • ALL - Match all of multiple ranges

API:

  • GIQLEngine - Main engine class

  • execute() - Execute GIQL queries

  • transpile() - Convert GIQL to SQL

  • register_table_schema() - Register table schemas

  • load_csv() - Load CSV files

Version History

Version

Date

Highlights

0.1.0

TBD

Initial release with core operators