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SQL Plan Baseline is Not Reproduced causing slowness due to Redundant Table Access With Index on JSON Column (Doc ID 3049340.1)

Last updated on OCTOBER 23, 2024

Applies to:

Oracle Database - Enterprise Edition - Version 19.17.0.0.0 and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Exadata Cloud Service - Version N/A and later
Information in this document applies to any platform.
Issue observed when parameter max_string_size has is set to EXTENDED

Symptoms

SQL runs slow because SQL Plan Baseline is not reproduced. When there is an Index on JSON column, redundant table access is observed which causes SQL to run slow.

Changes

None

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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