Migration Notes

Users coming from older versions of SQLAlchemy, especially those transitioning from the 1.x style of working, will want to review this documentation.

• Migrating to SQLAlchemy 2.0 - Complete background on migrating from 1.3 or 1.4 to 2.0
• What’s New in SQLAlchemy 2.0? - New 2.0 features and behaviors beyond the 1.x migration
• Changelog catalog - Detailed changelogs for all SQLAlchemy Versions