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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 11.2.0.4 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.

Symptoms

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:

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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