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Point-In-Time Recovery (PITR) Or Replication Fails After Changes Made With foreign_key_checks = 0: "ERROR 1452 (23000) at line ...: Cannot add or update a child row: a foreign key constraint fails (Unknown error code)" (Doc ID 2163311.1)

Last updated on MARCH 24, 2019

Applies to:

MySQL Cluster - Version 7.3 and later
Information in this document applies to any platform.


When trying to perform a point-in-time recovery (PITR), replaying the binary log fails with:


A typical case where disabling foreign key checks is required is when restoring data from a mysqldump backup.


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