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Glassfish Server Getting Stale and Closed JDBC Connections with JDBC Connection Validation Enabled (Doc ID 1279829.1)

Last updated on JANUARY 31, 2023

Applies to:

Oracle GlassFish Server - Version 2.0 and later
Information in this document applies to any platform.


When an application requests a JDBC connection from the connection pool,  the connection returned may not be usable and throws the following exceptions:

This problem occurs even if the pool is configured with a valid connection validation method.


This problem can occur when the connection pool is configured to use the "associate-with-thread" option, and the back end database is restarted, even when the pool is configured with an effective database connection validation method.


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