New to SQLAlchemy? Start here: For Python Beginners: Installation Guide - basic guidance on installing with pip and similar For Python Veterans: SQLAlchemy Overview - brief architectural overview Tutorials SQLAlchemy 1.4 / 2.0 SQLAlchemy 2.0 is functionally available as part of SQLAlchemy 1.4, and integrates Core and ORM working styles more closely than ever. The new tutorial introduces both concepts in parallel. For a quick glance: ORM Quick Start - a glimpse at what working with the ORM looks like For all users: SQLAlchemy 1.4 / 2.0 Tutorial - The new SQLAlchemy 1.4/2.0 Tutorial Legacy SQLAlchemy 1.x Tutorials The 1.x Object Relational Tutorial and Core Tutorial are the legacy tutorials that should be consulted for existing SQLAlchemy codebases. Object Relational Tutorial (1.x API) SQL Expression Language Tutorial (1.x API) Migration Notes Migration from 1.3 - Migration notes for SQLAlchemy Version 1.4 SQLAlchemy 2.0 Preview - Background on preparing a SQLAlchemy 1.4 application for SQLAlchemy 2.0 Changelog catalog - Detailed changelogs for all SQLAlchemy Versions Reference Documentation SQLAlchemy ORM