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Database Upgrade to 12.2 is slow when it alters table histgrm$ (Doc ID 2490129.1)

Last updated on APRIL 17, 2023

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 12.2]
Information in this document applies to any platform.


Upgrading the Oracle Database from to
The following operation took is very slow which takes  2+ hours.
04:44:34 SQL> alter table histgrm$ add ep_repeat_count number default 0 not null;

Table altered.
Elapsed: 02:19:32.15


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