1694
MySQLERRORNotablePartitioningHIGH confidence
Inconsistent partition information for table
Production Risk
Medium — table creation or alteration fails.
What this means
MySQL detected inconsistent or contradictory partition definitions in a CREATE TABLE or ALTER TABLE statement.
Why it happens
- 1Mixing incompatible partition options.
- 2Specifying both PARTITION BY and conflicting SUBPARTITION BY options.
- 3Corrupt or manually edited .frm / data dictionary entries.
How to reproduce
trigger — this will error
trigger — this will error
-- Typically caused by an invalid partition definition in DDL.
expected output
ERROR 1694 (HY000): Inconsistent partition information for table 't'.
Fix
Review and correct the partition definition
Review and correct the partition definition
SHOW CREATE TABLE t; -- Rewrite the CREATE TABLE with a consistent partition clause.
Why this works
Reviewing SHOW CREATE TABLE reveals the conflicting partition options.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 1694 ER_INCONSISTENT_PARTITION_INFO_ERROR
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