Enq: MS - Contention When Using Timestamp-based Mview Log
(Doc ID 2555801.1)
Last updated on OCTOBER 16, 2019
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Information in this document applies to any platform.
Mview is using "Timestamp-based Mview Log", and occasionally lots of select and insert statement are blocked by "Enq: MS - Contention" when J000 process is refreshing the MVIEW, the session held MS enqueue is performing below SQL statement:
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