ORA-00955 During drop nested table column and add the column back on table with compress oltp (Doc ID 2289289.1)

Last updated on FEBRUARY 03, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

If you are using nested compress table and trying to drop and add same column you will get ORA-00955 error.

Internally when we drop column it is marking as unused and then executing drop unused column.

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In this Document

Symptoms

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