Tuesday, August 05, 2014


We were doing GL Purge. I wanted to see how much space has been freed up from GL Purge process. So i used following query

Result of above query did not change from what i got before purge. GL Purge will definitely not release freed up space. I wanted a general idea of what has happened to table blocks. I used procedure DBMS_SPACE.SPACE_USAGE to see how many blocks have what kind of free space. The script is as follows

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