Default Index Not Created When Materialized View Created with UNION ALL Clause (Doc ID 2158323.1)

Last updated on NOVEMBER 14, 2016

Applies to:

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

Symptoms

If MVIEW is created with UNION ALL clause, the Default Index is not getting created.

For example:

Note: In the above example, even though we used the clause USING INDEX, it will be changed to USING NO INDEX automatically after the MView creation.

 

Cause

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