DAYOFWEEK/WEEKOFYEAR/DAYOFMONTH/DAYOFYEAR(t)
DAYOFWEEK(t)/WEEKOFYEAR(t)/DAYOFMONTH(t)/DAYOFYEAR(t) are
date functions that calculate the following:t:
date_or_timestamp_expression
Result of the function | |
DAYOFWEEK(t) |
Numeric value between 1 and 7 (weekday) The first day is Monday, the second Tuesday, etc. |
WEEKOFYEAR(t) |
Numeric value between 1 and 53 (calendar week of the specified day) |
DAYOFMONTH(t) |
Numeric value between 1 and 31 (day of the month of the specified day) |
DAYOFYEAR(t) |
Numeric value between 1 and 366 (day of the year of the specified day) |
t is NULL value |
NULL value |