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ORA-1792:MAXIMUM NUMBER OF COLUMNS IN A TABLE OR VIEW IS 1000 When Create MV (Doc ID 2486064.1)

Last updated on APRIL 07, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

NOTE: In the images and/or the document content below, the user information and data used represents fictitious data from the Oracle sample schema(s) or Public Documentation delivered with an Oracle database product. Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner. 

Mview created using table contains 1000+ columns. In this case, it is not necessary that mview statement should not contain all the column from table containing 1K+ columns

when Create materialized view with explicit column names. 

Upon Bug investigation, It is rediscovered that Create mview fails with ORA-1792 even when the select list selects lesser than 1000 columns.

Changes

 This error occurred after applying DB PSU Patch 12.1.0.2.170418.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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