## [0.15.0](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.14.1...v0.15.0) (2026-01-08) ### ⚠ BREAKING CHANGES * Refactor PostgresVectorStore and PostgresEngine to depend on PGVectorstore and PGEngine respectively ([#316](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/316)) ### Features * **deps:** Update langchain-postgres to v0.0.16 ([#366](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/366)) ([e773505](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/e773505453683dad5681e6155831b710cbc7fcc1)) * Disable support for python 3.9 and enable support for python3.13 ([#378](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/378)) ([b97060e](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/b97060e1fd69f1902c370c90218b1e61b72050b8)) * Update Langgraph dependency to v1 ([#379](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/379)) ([7a841b3](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/7a841b357c998bce7c6aede0e2e5fed8fa48f198)) ### Documentation * Add Hybrid Search documentation ([#329](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/329)) ([14098ca](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/14098ca7a6cf7116e6edbcb7a5c6c3ccbce76b4a)) ### Miscellaneous Chores * Release 0.15.0 ([#331](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/331)) ([bb3c02a](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/bb3c02ad76c924cf2edcef6cb6b6b71b84ca2e18)) ### Code Refactoring * Refactor PostgresVectorStore and PostgresEngine to depend on PGVectorstore and PGEngine respectively ([#316](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/316)) ([7917d62](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/7917d62c3f9ea2c6ca8ab8d6284cfa2c7e535401))

## [0.14.1](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.14.0...v0.14.1) (2025-07-11) ### Bug Fixes * Add support for a metadata column named id ([#302](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/302)) ([ceffc44](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/ceffc449384288c695e5246e2553661dbb548fbf))

## [0.14.0](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.13.0...v0.14.0) (2025-04-29) ### Features * Update Postgres VectorStore to expected LangChain functionality ([#290](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/290)) ([605c31d](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/605c31dad924d359e2de0bc26476c5830a0cba69)) ### Bug Fixes * **docs:** Fix link in README ([#293](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/293)) ([6bfc58c](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/6bfc58cd7d546cb454ff2a18c74cec287fc764cb)) * Update JSON conversion ([#296](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/296)) ([4313ba2](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/4313ba234f2328537ed9401c1152d78c1ab71440))

## [0.13.0](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.12.1...v0.13.0) (2025-03-17) ### Features * **langgraph:** Add Langgraph Checkpointer ([#284](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/284)) ([14a4240](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/14a4240e1e5769b203e9463d016d08ac2e6f603e)) ### Bug Fixes * **deps:** Update dependency numpy to v2 ([#251](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/251)) ([a164aa2](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/a164aa2d54575461e993594a1c98b8fac0e06ea2)) * **engine:** Loop error on close ([#285](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/285)) ([e8bd4ae](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/e8bd4ae9f03a3e60af0a1335d976423b0ae6e41a))

## [0.12.1](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.12.0...v0.12.1) (2025-02-12) ### Bug Fixes * Add write messages to Chat History ([#265](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/265)) ([0f69092](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/0f690921c95cfe1123f9a7bae6b88ce8748b4a34)) * Enquote column names to not match reserved keywords. ([#267](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/267)) ([ef63226](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/ef632262781453601364610e39aeac643c94efa1)) * Query and return only selected metadata columns ([#253](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/253)) ([a8cc5a2](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/a8cc5a20bb3bdcac1109b61ac0d86b341f2ae84d))

## [0.12.0](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.11.1...v0.12.0) (2025-01-06) ### Features * Add engine_args argument to engine creation functions ([#242](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/242)) ([5f2f7b7](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/5f2f7b7754824fde23867137e32208ea276be43c))

## [0.11.1](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.11.0...v0.11.1) (2024-11-15) ### Documentation * Add benefits to readme ([#224](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/224)) ([f791be0](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/f791be05ea32a0da473562a63f43dcd18c00d399)) * Adding a readme to itemise sample notebooks. ([#225](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/225)) ([4ce8be3](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/4ce8be3d43c5d0825859f21352131a71a62105af))

## [0.11.0](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/compare/v0.10.0...v0.11.0) (2024-10-04) ### Features * Remove support for Python 3.8 ([#216](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/issues/216)) ([1737adc](https://github.com/googleapis/langchain-google-cloud-sql-pg-python/commit/1737adc696e725488af860d031a22f6e6b66171b))