ORA-04021 Error While Renaming Table
(Doc ID 2378941.1)
Last updated on JANUARY 29, 2020
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 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 Database Cloud Service - Version N/A and later
Information in this document applies to any platform.
Table is getting locked while renaming.
SQL> ALTER TABLE <TABLE_NAME> RENAME TO <NEW_TABLE_NAME>;
ORA-20100: Unexpected exception in procedure
ORA-04021: timeout occurred while waiting to lock object
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