Yoann Rodière ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *updated* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiZGU4Yzk4NGNk... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16310?atlOrigin=eyJpIjoiZGU4Yz... ) HHH-16310 ( https://hibernate.atlassian.net/browse/HHH-16310?atlOrigin=eyJpIjoiZGU4Yz... ) Fix regressions in documentation and support for MultiTenantConnectionProvider ( https://hibernate.atlassian.net/browse/HHH-16310?atlOrigin=eyJpIjoiZGU4Yz... ) Change By: Yoann Rodière ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) # The setting 'hibernate.multiTenancy'  has been removed in a previous PR and is ignored, but is still documented as existing. # The documentation for {{hibernate.multi_tenant_connection_provider}} states that “As `MultiTenantConnectionProvider` is also a service, can be configured directly through the [StandardServiceRegistryBuilder|https://docs.jboss.org/hibernate/orm/{majo..., but that’s wrong: some parts of the code infer that multi-tenancy is enabled or not based on whether {{hibernate.multi_tenant_connection_provider}} is set or not. #2 is particularly problematic as it causes Hibernate ORM to fail to retrieve JDBC metadata when the {{MultiTenantConnectionProvider}} is set directly through the service registry builder. See [https://github.com/quarkusio/quarkus/pull/31855|https://github.com/quarku...] ( https://hibernate.atlassian.net/browse/HHH-16310#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16310#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#100217- sha1:fd7c927 )