3149
MariaDBWARNINGCriticalDeprecationHIGH confidence
Deprecated syntax used (note level)
Production Risk
Low — informational; behavior unchanged until removal.
What this means
A deprecated syntax or feature was used and a note-level warning is emitted. This is a softer deprecation notice indicating the feature will eventually be removed.
Why it happens
- 1Using SQL syntax that is deprecated but still functional in MySQL 8.0.
How to reproduce
trigger — this will error
trigger — this will error
-- Example: deprecated SQL mode usage
expected output
Warning (Code 3149): Deprecated syntax note.
Fix
Update to the recommended syntax
Update to the recommended syntax
-- Consult MySQL 8.0 release notes for replacement syntax
Why this works
Removes the deprecation warning.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 3149 ER_WARN_DEPRECATED_SYNTAX_EMIT_NOTE
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