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DML Tracking [Oracle DB]

SOHU-DBA 2013-04-08
251

You’ve probably seen questions on the internet occasionally about finding out how frequently an object has been modified. The question is a little ambiguous – does it mean how much change has occurred, or how many DML statements have been executed; either may be an interesting measure. Of course, Oracle gave us a method of answering the first question a long time ago: v$segstat (or v$segment_statistics if you don’t mind doing the join) and the resulting content in the AWR or Statspack reports:

Segments by DB Blocks Changes   DB/Inst: XXXXXXXX/XXXXXXXX  Snaps: 85563-85564
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