1749
MySQLERRORCriticalPartitioningMEDIUM confidence
Named partition does not exist (unused code)
Production Risk
Low — operation rejected.
What this means
Reserved error code for a non-existent named partition; marked as unused in current MySQL versions. Partition-not-found conditions typically surface as ER_UNKNOWN_PARTITION (1735).
Why it happens
- 1Referencing a partition name that does not exist on the table.
How to reproduce
trigger — this will error
trigger — this will error
-- See ER_UNKNOWN_PARTITION (1735) for the active equivalent
expected output
ERROR 1749 (HY000): No such partition: 'p_missing'.
Fix
Verify partition names with SHOW CREATE TABLE
Verify partition names with SHOW CREATE TABLE
SHOW CREATE TABLE my_table;
Why this works
Lists all defined partition names so you can correct the reference.
What not to do
✕
Version notes
Sources
Official documentation ↗
MySQL 8.0 — 1749 ER_NO_SUCH_PARTITION__UNUSED
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