ORA-1452 Creating Materialized View with Group By Containing More Than 32 Columns
(Doc ID 2016046.1)
Last updated on FEBRUARY 27, 2019
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.1 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
In version 10.2 or later, a create materialized view statement with a group by clause containing more than 32 columns fails with the following error:
ORA-01452: cannot CREATE UNIQUE INDEX; duplicate keys found
ORA-01793: maximum number of index columns is 32
refer to Note:337639.1
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