Queries Against SYS.ALL_SYNONYMS Inside A PDB Are Very Slow
(Doc ID 2297471.1)
Last updated on DECEMBER 11, 2019
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database 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.
SQL Query Performance on ALL_SYNONYMS in PDB
Executing the above Script from PDB takes long time to complete, whereas In Normal DB (Non-PDB/CDB) the query execution is Faster.
No Specific Changes done to the DB Environment
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