SQL Statement Failing With ORA-14766: Unable To Obtain A Stable Metadata Snapshot
(Doc ID 2127653.1)
Last updated on AUGUST 14, 2020
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 and later
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 Backup Service - Version N/A and later
Information in this document applies to any platform.
A select statement on a partitioned table with a LOB fails with "ORA-14766: Unable to obtain a stable metadata snapshot" while concurrent DDL is running on the table.
An errorstack from the ORA-14766 might be similar to the following:
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