JDBC Application Intermittent Connectivity Issue With RAC Database - ORA-12514
(Doc ID 2503289.1)
Last updated on OCTOBER 16, 2019
Applies to:JDBC - Version 126.96.36.199.0 and later
Information in this document applies to any platform.
Applications face intermittent JDBC connectivity issue against a RAC database.
Sometimes connections succeed, and on other times they fail with the following error:
ORA-12514, TNS:listener does not currently know of service requested in connect descriptor
The issue began to occur when the database on node 1 had to be restarted ,
No errors observed in all the node listener logs or SCAN_Listener logs.
No errors observed in the alert logs.
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