Replicats Hang At DELETE FROM SYS.STREAMS$_APPLY_PROGRESS
(Doc ID 2232717.1)
Last updated on JUNE 12, 2020
Applies to:Oracle GoldenGate - Version 188.8.131.52.0 and later
Information in this document applies to any platform.
Integrated Replicat Process is Hang.
In the top of OEM Top Activity we see following SQL:
"DELETE FROM SYS.STREAMS$_APPLY_PROGRESS WHERE APPLY#=:1 AND ((LENGTH(COMMIT_POSITION) < LENGTH(:2)) OR ((LENGTH(COMMIT_POSITION) = LENGTH(:2)) AND (COMMIT_POSITION < :2)))"
The top wait of this SQL was "read by other session"
If you kill the replicat process and start it again, then the Wait event will be changed to below,
The top wait here was "enq: SR contention"
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