When Does Undo Used Space Become Available?
(Doc ID 1112363.1)
Last updated on FEBRUARY 02, 2022
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Information in this document applies to any platform.
select sum(bytes /(1024*1024)) from dba_undo_extents where status='EXPIRED';
select sum(bytes /(1024*1024)) from dba_undo_extents where status='ACTIVE';
select sum(bytes /(1024*1024)) from dba_undo_extents where status='UNEXPIRED';
not add up to the used space reported for the undo tablespace in Enterprise Manager?
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