DB2 10.5 for Linux, UNIX, and Windows

DAYOFWEEK scalar function

The DAYOFWEEK function returns the day of the week in the argument as an integer value in the range 1-7, where 1 represents Sunday.

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>>-DAYOFWEEK--(--expression--)---------------------------------><

The schema is SYSFUN.

expression
An expression that returns a value of one of the following built-in data types: a DATE, TIMESTAMP, or a valid character string representation of a date or timestamp that is not a CLOB. In a Unicode database, if a supplied argument is a graphic string, it is first converted to a character string before the function is executed.

The result of the function is INTEGER. The result can be null; if the argument is null, the result is the null value.