= 6.6 Migration Guide
:toc:
:toclevels: 4
:docsBase: https://docs.jboss.org/hibernate/orm
:versionDocBase: {docsBase}/6.6
:userGuideBase: {versionDocBase}/userguide/html_single/Hibernate_User_Guide.html
:javadocsBase: {versionDocBase}/javadocs

This guide discusses migration to Hibernate ORM version 6.6. For migration from
earlier versions, see any other pertinent migration guides as well.

* link:{docsBase}/6.5/migration-guide/migration-guide.html[6.5 Migration guide]
* link:{docsBase}/6.4/migration-guide/migration-guide.html[6.4 Migration guide]
* link:{docsBase}/6.3/migration-guide/migration-guide.html[6.3 Migration guide]
* link:{docsBase}/6.2/migration-guide/migration-guide.html[6.2 Migration guide]
* link:{docsBase}/6.1/migration-guide/migration-guide.html[6.1 Migration guide]
* link:{docsBase}/6.0/migration-guide/migration-guide.html[6.0 Migration guide]