IS NOT NULL

Syntax

IS NOT NULL

Description

Tests whether a value is not NULL. See also NULL Values in MariaDB.

Examples

SELECT 1 IS NOT NULL, 0 IS NOT NULL, NULL IS NOT NULL;
+---------------+---------------+------------------+
| 1 IS NOT NULL | 0 IS NOT NULL | NULL IS NOT NULL |
+---------------+---------------+------------------+
|             1 |             1 |                0 |
+---------------+---------------+------------------+

See also

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