Delete On SYS.SCHEDULER$_DBMSJOB_MAP Causing Row Locks
(Doc ID 2645984.1)
Last updated on MARCH 12, 2020
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
Upgrade done from 22.214.171.124 to 19c
New dictionary table SYS.SCHEDULER$_DBMSJOB_MAP is created in 19c.
Application jobs are slow with "enq: TX - row lock contention" event on the below recursive SQL:
Upgrade to 19c
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