3298
MySQLERRORNotableSchema / DDLHIGH confidence

Logfile group not found

Production Risk

Low — DDL fails; no tablespace is created.

How to reproduce
trigger — this will error
trigger — this will error
CREATE TABLESPACE ts1 ADD DATAFILE 'ts1.ibd' USE LOGFILE GROUP nonexistent_lg;

expected output

ERROR 3298 (HY000): Logfile group 'nonexistent_lg' not found.

Fix

Create the logfile group

Create the logfile group
CREATE LOGFILE GROUP lg1 ADD UNDOFILE 'undo1.log' INITIAL_SIZE=10M ENGINE=NDB; CREATE TABLESPACE ts1 ADD DATAFILE 'ts1.ibd' USE LOGFILE GROUP lg1;

Why this works

The logfile group must exist before it can be referenced by a tablespace.

What not to do

Sources
Official documentation ↗

MySQL 8.0 — 3298 ER_LOGFILE_GROUP_NOT_FOUND

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