Unnecessary "select * from dual;" Statements When JDBC 10.1.x is Used With OC4J
(Doc ID 359928.1)
Last updated on OCTOBER 19, 2021
Applies to:Oracle Containers for J2EE - Version 188.8.131.52.0 to 10.1.2.3.0 [Release AS10g to AS10gR2]
Information in this document applies to any platform.
When using a 10.1.x JDBC driver with OC4J it is noticed that numerous "select 'x' from dual;" statements appear to be issued to the target RDBMS instance.
Is there any way we can eliminate, or reduce, the occurrence of this behaviour?
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