REQUIRED_CHECKPOINT_SCN Not Advancing; Unsafe TXN Datapump Related
(Doc ID 751493.1)
Last updated on FEBRUARY 02, 2022
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 11.1]
Oracle Database - Enterprise Edition - Version 10.2.0.2 to 10.2.0.4 [Release 10.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
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 required_checkpoint_scn is not moving forward.
A restart of the Capture process will therefore need to go
back further than desired. This may result in substantial
remining of data which is undesirable.
 the Capture process is slow to mine logs.
Related relevant patches applied :
- <bug 5770059> (fixed in 10.2.0.4) and, at the time of the issue the patch for
- bug 6154377. This fix has subsequently been withdrawn and is superceded by :
<Bug 8267348> (fixed in : 10.2.0.4.1 PSU) ; i.e ensure that this later patch is applied.
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