Backup Fails With Concurrent Copying DDL: "WARNING: Trying to open a table, but could not open the tablespace file ..." (Doc ID 2296055.1)

Last updated on AUGUST 10, 2017

Applies to:

MySQL Enterprise Backup - Version 3.12 and later
Information in this document applies to any platform.

Symptoms

When trying to create a backup with MySQL Enterprise Backup (MEB) while an ALTER TABLE using ALGORITHM=COPY (implicitly or explicitly), OPTIMIZE TABLE, DROP TABLE, DROP SCHEMA, or DROP DATABASE the backup fails with warnings like the following in the backup log:

Cause

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