Cannot Cache All Statements With External Connection Pool

(Doc ID 731928.1)

Last updated on AUGUST 16, 2016

Applies to:

Oracle TopLink - Version: 9.0.4.9 to 10.1.3.4 - Release: AS10g to AS10gR3
Information in this document applies to any platform.

Goal

What does message

Exception [TOPLINK-7109] (OracleAS TopLink - 10g (9.0.4.9) (Build 060118)):
oracle.toplink.exceptions.ValidationException
Exception Description: Cannot cache all statements with external connection pool

mean?

It can be observed in a J2EE application which uses TopLink and is supposed to be configured for database connection pooling, in order to most efficiently (re)use existing connections.

Solution

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms