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No Query Rewrite (QSM-01112) When SYSDATE Comparison in WHERE Clause (Doc ID 1364498.1)

Last updated on JANUARY 05, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 8.1.7.4 to 11.2.0.3 [Release 8.1.7 to 11.2]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A 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.

A query would rewrite when an explicit to_date comparison was made in the where clause, but would not rewrite if the 'to_date' conversion was replaced by 'sysdate.'

Here is the materialized view (mview):


Question:
Therefore, shouldn't the value of SYSDATE in the query be evaluated when determining if the query will or will not rewrite?

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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