The Ultimate Guide to High Availability with MariaDB
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DAYNAME

Syntax

DAYNAME(date)

Description

Returns the name of the weekday for date. The language used for the name is controlled by the value of the lc_time_names system variable. See server locale for more on the supported locales.

Examples

SELECT DAYNAME('2007-02-03');
+-----------------------+
| DAYNAME('2007-02-03') |
+-----------------------+
| Saturday              |
+-----------------------+

CREATE TABLE t1 (d DATETIME);
INSERT INTO t1 VALUES
    ("2007-01-30 21:31:07"),
    ("1983-10-15 06:42:51"),
    ("2011-04-21 12:34:56"),
    ("2011-10-30 06:31:41"),
    ("2011-01-30 14:03:25"),
    ("2004-10-07 11:19:34");

SELECT d, DAYNAME(d) FROM t1;
+---------------------+------------+
| d                   | DAYNAME(d) |
+---------------------+------------+
| 2007-01-30 21:31:07 | Tuesday    |
| 1983-10-15 06:42:51 | Saturday   |
| 2011-04-21 12:34:56 | Thursday   |
| 2011-10-30 06:31:41 | Sunday     |
| 2011-01-30 14:03:25 | Sunday     |
| 2004-10-07 11:19:34 | Thursday   |
+---------------------+------------+

Changing the locale:

SET lc_time_names = 'fr_CA';

SELECT DAYNAME('2013-04-01');
+-----------------------+
| DAYNAME('2013-04-01') |
+-----------------------+
| lundi                 |
+-----------------------+
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