LENGTH()

Overview

Count the byte length of a string counting each multi-byte char as multiple bytes unless in ORACLE mode, in which case LENGTH is a synonym for CHAR_LENGTH().

See also: Functions in 10.6 ES, in 10.6 CS, in 10.5 ES, in 10.5 CS, in 10.4 ES, in 10.4 CS, in 10.3 ES, in 10.3 CS, in 10.2 ES, and in 10.2 CS

EXAMPLES

SELECT LENGTH('mariadb');

+-------------------+
| LENGTH('mariadb') |
+-------------------+
|                 7 |
+-------------------+

SELECT LENGTH('   ');

+---------------+
| LENGTH('   ') |
+---------------+
|             3 |
+---------------+

SELECT LENGTH(_utf8 x'E28098');

+-------------------------+
| LENGTH(_utf8 x'E28098') |
+-------------------------+
|                       3 |
+-------------------------+

SET sql_mode=CONCAT(@@sql_mode, ',ORACLE');
SELECT LENGTH(_utf8 x'E28098');

+-------------------------+
| LENGTH(_utf8 x'E28098') |
+-------------------------+
|                       1 |
+-------------------------+

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

10.6 Community

  • Present starting in MariaDB Community Server 10.6.0.

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

10.5 Community

  • Present starting in MariaDB Community Server 10.5.0.

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

10.4 Community

  • Present starting in MariaDB Community Server 10.4.0.

10.3 Enterprise

  • Present starting in MariaDB Enterprise Server 10.3.16-1.

10.3 Community

  • Present starting in MariaDB Community Server 10.3.0.

10.2 Enterprise

  • Present starting in MariaDB Enterprise Server 10.2.25-1.

10.2 Community

  • Present starting in MariaDB Community Server 10.2.0.

EXTERNAL REFERENCES