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Long Parse Time in Query Rewrite when Fix for Bug 19546825 is Applied (Doc ID 2146410.1)

Last updated on FEBRUARY 20, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 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.

Symptoms

A SQL statement that uses query rewrite is running longer since applying a patch for <Bug 19546825> to fix ORA-1445 during query rewrite.  Before applying the patch, the parse took less than 1 minute to parse; after applying the patch, the parse took over 20 minutes.

The short stack from a system state dump, or an errorstack taken from an oradebug might include the following:

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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