Logminer Mining Redo Logs Containing IOT or Compressed Tables Seems To Hang or Go Very Slow

(Doc ID 1936136.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


After upgrading from to, you notice that Logminer hangs or is very slow as compared to when mining redo logs containing IOT or compressed tables.


 Upgrade to


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms