1344
MariaDBerrorddlhigh confidence
A table must have at least 1 column
Production Risk
Low — DDL fails; no data affected.
What this means
CREATE TABLE was issued with an empty column definition list.
Why it happens
- 1CREATE TABLE t (); — empty parentheses
- 2Programmatically generated SQL that produced an empty column list
How to reproduce
trigger — this will error
trigger — this will error
CREATE TABLE t ();
expected output
ERROR 1344 (42000): A table must have at least 1 column
Fix
Add at least one column
Add at least one column
CREATE TABLE t (id INT NOT NULL AUTO_INCREMENT PRIMARY KEY);
Why this works
Every table requires a minimum of one column definition.
Sources
Official documentation ↗
MySQL 8.0 — 1344 ER_TABLE_MUST_HAVE_COLUMNS
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