ORA-12986 While Dropping UNUSED Column
(Doc ID 2718082.1)
Last updated on OCTOBER 27, 2020
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
As part of a maintenance on a table we were dropping unused columns
alter table <TABLE_NAME> drop unused columns checkpoint 1000;
It failed with error
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