Performance Issue With JDBC Query: 'SELECT ELEM_TYPE_NAME, ELEM_TYPE_OWNER FROM USER_COLL_TYPES WHERE TYPE_NAME IN (SELECT TABLE_NAME FROM ALL_SYNONYMS...' On Top Of Fusion Middleware 12.2.1.2.0

(Doc ID 2421325.1)

Last updated on JULY 10, 2018

Applies to:

JDBC - Version 12.1.0.2.0 and later
Information in this document applies to any platform.

Symptoms

On : 12.1.0.2.0 version, Thin JDBC driver

Performance Issue With JDBC Query: 'SELECT ELEM_TYPE_NAME, ELEM_TYPE_OWNER FROM USER_COLL_TYPES WHERE TYPE_NAME IN (SELECT TABLE_NAME FROM ALL_SYNONYMS...' On Top Of Fusion Middleware 12.2.1.2.0


BUSINESS IMPACT
-----------------------
The issue has the following business impact:
Due to this issue, the database performance is very low.

Changes

 

Cause

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