3402
MariaDBERRORNotableInnoDB / TablespacesHIGH confidence
Invalid encryption request
Production Risk
Low — DDL fails; no encryption change occurs.
How to reproduce
trigger — this will error
trigger — this will error
ALTER TABLE t ENCRYPTION='Y';
expected output
ERROR 3402 (HY000): Invalid encryption request.
Fix
Create an encrypted tablespace and move the table
Create an encrypted tablespace and move the table
CREATE TABLESPACE enc_ts ADD DATAFILE 'enc_ts.ibd' ENCRYPTION='Y'; ALTER TABLE t TABLESPACE enc_ts;
Why this works
Moving the table to an encrypted tablespace satisfies the encryption requirement.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 3402 ER_INVALID_ENCRYPTION_REQUEST
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