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Changelog
0.3.0 (2025-01-06)
Features
Documentation
- Update README to reflect supported maintenance version (#104) (3ac0aab)
0.2.3 (2024-07-03)
Bug Fixes
- Use lazy refresh for Cloud SQL Connector (#86) (58591d5)
0.2.2 (2024-04-30)
Documentation
0.2.1 (2024-04-15)
Bug Fixes
- Allow similarity search on table names with special characters (#65) (4832524)
0.2.0 (2024-04-08)
Features
Add index types for vector search (#55) (2e30b48)
Add MySQLVectorStore initialization methods (#52) (a1c9411)
Adding search functions and tests (#56) (5b80694)
ci: Run tests against multiple versions (#51) (3439c9d)
Support add and delete from MySQLVectorStore (#53) (ce45617)
Documentation
0.1.0 (2024-02-22)
Features
Add MySQLChatMessageHistory class (#13) (b107a43)
Add document saver class and support save/load/delete user journey (#16) (49f6018)
Add MySQLEngine and Loader load functionality (#9) (6c8af85)
Documentation
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2025-08-07 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[],[],null,["Version latestkeyboard_arrow_down\n\n- [0.3.0 (latest)](/python/docs/reference/langchain-google-cloud-sql-mysql/latest/changelog)\n- [0.2.3](/python/docs/reference/langchain-google-cloud-sql-mysql/0.2.3/changelog) \n\nChangelog\n=========\n\n[0.3.0](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/compare/v0.2.3...v0.3.0) (2025-01-06)\n-------------------------------------------------------------------------------------------------------------------\n\n### Features\n\n- Remove support for Python 3.8 ([#97](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/97)) ([ba02bf5](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/ba02bf528830dafb599afae43bd1bf3b2ac7c493))\n\n### Documentation\n\n- Update README to reflect supported maintenance version ([#104](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/104)) ([3ac0aab](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/3ac0aabe6b242b6131f1fe0eb3c368ffbcc04a97))\n\n[0.2.3](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/compare/v0.2.2...v0.2.3) (2024-07-03)\n-------------------------------------------------------------------------------------------------------------------\n\n### Bug Fixes\n\n- Use lazy refresh for Cloud SQL Connector ([#86](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/86)) ([58591d5](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/58591d564255217f00582eabd12a1183b089f5e3))\n\n[0.2.2](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/compare/v0.2.1...v0.2.2) (2024-04-30)\n-------------------------------------------------------------------------------------------------------------------\n\n### Documentation\n\n- Add API reference docs ([#71](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/71)) ([7b39d29](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/7b39d29f0e20e47f15d2167af73fce71f4fb9e18))\n\n- Add example workflow to vector store doc ([#67](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/67)) ([fadfc41](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/fadfc41d0f3c907262f2c3936205cf68204c3909))\n\n[0.2.1](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/compare/v0.2.0...v0.2.1) (2024-04-15)\n-------------------------------------------------------------------------------------------------------------------\n\n### Bug Fixes\n\n- Allow similarity search on table names with special characters ([#65](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/65)) ([4832524](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/4832524b4b5ab9eddeb2a1bdc919608f59945652))\n\n[0.2.0](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/compare/v0.1.0...v0.2.0) (2024-04-08)\n-------------------------------------------------------------------------------------------------------------------\n\n### Features\n\n- Add index types for vector search ([#55](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/55)) ([2e30b48](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/2e30b48ad2d1fb11f5f8964808ed5143d9231084))\n\n- Add MySQLVectorStore initialization methods ([#52](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/52)) ([a1c9411](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/a1c941149e1f1b33991b997e5236c4a7971058fd))\n\n- Adding search functions and tests ([#56](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/56)) ([5b80694](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/5b806947e5c827ebca553a68ff74a14c7d22a6a5))\n\n- **ci:** Run tests against multiple versions ([#51](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/51)) ([3439c9d](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/3439c9d6a277a95da835f1c59d4727855a187dee))\n\n- Support add and delete from MySQLVectorStore ([#53](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/53)) ([ce45617](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/ce45617ae6c9f1b6e539c31e4bcdd47aa7daf964))\n\n### Documentation\n\n- Add basic MySQLVectorStore usage to README ([#58](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/58)) ([e871c2b](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/e871c2b503fb0d056d7e374394db36e44dcda4c2))\n\n- Add end-to-end MySQL quickstart ([#61](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/61)) ([388f5a4](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/388f5a4e6b76d23c1e683029c5ea034cfe84bbf7))\n\n- Add github links ([#46](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/46)) ([54fbab5](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/54fbab5fd41e7b49a2d5da800afad5d3fb66b40c))\n\n- Add MySQLVectorStore reference notebook ([#59](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/59)) ([0ece837](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/0ece837e98ff60512d26b5c7c8fb4803e056ad3c))\n\n0.1.0 (2024-02-22)\n------------------\n\n### Features\n\n- Add `MySQLChatMessageHistory` class ([#13](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/13)) ([b107a43](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/b107a430f0f257d2e91d3c47933b395c63ce7d6b))\n\n- Add document saver class and support save/load/delete user journey ([#16](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/16)) ([49f6018](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/49f6018f92a140340fae9139f22e7c6244c22fac))\n\n- Add MySQLEngine and Loader load functionality ([#9](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/9)) ([6c8af85](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/6c8af85a2676ca06e41edfdd67cc497eca9b7107))\n\n### Documentation\n\n- Add chat message history docs ([#21](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/21)) ([5aecbd0](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/5aecbd0af8707f0669048e3a1ac1f388a1290bc7))\n\n- Add docloader codelab ([#18](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/18)) ([6c82c4e](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/6c82c4e02ba4a4d344848c8d45b1bc19d7c19080))\n\n- Add MySQLChatMessageHistory to readme ([#33](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/issues/33)) ([17c5714](https://github.com/googleapis/langchain-google-cloud-sql-mysql-python/commit/17c571433cea7f740ae249d4ceb7c35b308fb112))"]]
