Christoph Paul Pedretscher ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiYWE0MWJlMzZh... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16763?atlOrigin=eyJpIjoiYWE0MW... ) HHH-16763 ( https://hibernate.atlassian.net/browse/HHH-16763?atlOrigin=eyJpIjoiYWE0MW... ) Hibernate does not create constraints althout strategy is set to update ( https://hibernate.atlassian.net/browse/HHH-16763?atlOrigin=eyJpIjoiYWE0MW... ) Issue Type: Bug Affects Versions: 6.2.0 Assignee: Unassigned Created: 07/Jun/2023 02:40 AM Environment: hibernate 6.2.0. Postgresql database version 13 Priority: Minor Reporter: Christoph Paul Pedretscher ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) After upgrading from hibernate 5 to 6 I get the following warnings: (JPA Startup Thread) constraint "uk_efyrrfjynwrsi3itwh01fg52" of relation "users" does not exist, skipping Although I have the update strategy set to “update” hibernate does not create the missing constraints. With the update strategy set to update, hibernate should create the constraints automatically ( https://hibernate.atlassian.net/browse/HHH-16763#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16763#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! Download the Jira Cloud app for Android ( https://play.google.com/store/apps/details?id=com.atlassian.android.jira.... ) or iOS ( https://itunes.apple.com/app/apple-store/id1006972087?pt=696495&ct=Em... ) This message was sent by Atlassian Jira (v1001.0.0-SNAPSHOT#100225- sha1:62413c2 )