3251
MySQLERRORNotableReplicationHIGH confidence
Replication filters cannot be deleted
Production Risk
Medium — replication filter misconfiguration may cause data divergence.
How to reproduce
trigger — this will error
trigger — this will error
CHANGE REPLICATION FILTER REPLICATE_DO_DB=();
expected output
ERROR 3251 (HY000): Replication filters set using --replicate-* cannot be deleted.
Fix
Remove from config file
Remove from config file
-- Remove replicate-do-db from my.cnf and restart MySQL.
Why this works
Static filters set at startup can only be removed by editing the config file.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 3251 ER_REPLICATION_FILTERS_NOT_DELETABLE
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