SQL feature not supported exception when starting Confluence 7.14 or later on PostgreSQL
Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.
Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.
*Except Fisheye and Crucible
Problem
The following exception appears in the atlassian-confluence.log when starting Confluence 7.14 or later with a PostgreSQL database.
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WARN [Catalina-utility-1] [zaxxer.hikari.pool.ProxyConnection] checkException HikariPool-1 - Connection org.postgresql.jdbc.PgConnection@907892d marked as broken because of SQLSTATE(0A000), ErrorCode(0)
java.sql.SQLFeatureNotSupportedException: Method org.postgresql.jdbc.PgConnection.createClob() is not yet implemented.Cause
This error is caused by a known issue with Hibernate. See https://hibernate.atlassian.net/browse/HHH-12368 for more details.
Resolution
You can ignore this error. It will be resolved by a Hibernate upgrade in a future Confluence release.
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