Queries Against SYS.ALL_SYNONYMS Inside A PDB Are Very Slow
(Doc ID 2297471.1)
Last updated on NOVEMBER 09, 2024
Applies to:
Oracle Database Backup Service - Version N/A and laterOracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.2 [Release 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
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.
Changes
No Specific Changes done to the DB Environment
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |