COALESCE()

This page is part of MariaDB's MariaDB Documentation.

The parent of this page is: Functions

Topics on this page:

Overview
EXAMPLES
CHANGE HISTORY
EXTERNAL REFERENCES

Overview

Returns the first non-NULL value in the given list and NULL when all values are NULL.

See also: Functions in 10.6 ES, in 10.5 ES, and in 10.4 ES

EXAMPLES

SELECT COALESCE(NULL,NULL,'foo',NULL,'bar');

+--------------------------------------+
| COALESCE(NULL,NULL,'foo',NULL,'bar') |
+--------------------------------------+
| foo                                  |
+--------------------------------------+

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.

Release Series	History
10.6 Enterprise	Present starting in MariaDB Enterprise Server 10.6.4-1.
10.5 Enterprise	Present starting in MariaDB Enterprise Server 10.5.3-1.
10.4 Enterprise	Present starting in MariaDB Enterprise Server 10.4.6-1.

EXTERNAL REFERENCES

Additional information on this topic may be found in the MariaDB Public Knowledge Base.