dayofweek
Description
Returns the weekday index for a given date. For example, the index for Sunday is 1, for Monday is 2, for Saturday is 7.
The date
parameter must be of the DATE or DATETIME type, or a valid expression that can be cast into a DATE or DATETIME value.
Syntax
INT dayofweek(DATETIME date)
Examples
MySQL > select dayofweek('2019-06-25');
+----------------------------------+
| dayofweek('2019-06-25 00:00:00') |
+----------------------------------+
| 3 |
+----------------------------------+
MySQL > select dayofweek(cast(20190625 as date));
+-----------------------------------+
| dayofweek(CAST(20190625 AS DATE)) |
+-----------------------------------+
| 3 |
+-----------------------------------+
keyword
DAYOFWEEK