Ora-979 Not Group By Expression Reported In 12cR1

(Doc ID 2412637.1)

Last updated on JUNE 26, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 to 12.1.0.2 [Release 12.1]
Information in this document applies to any platform.

Symptoms

After upgrading database from 11.2.0.4 to 12.1.0.2, a working SQL failed with ora-979:

Following is the simple query that fails with ORA-979 :

 

Changes

 

Cause

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