toStartOfWeek
Returns the first day of the year for a date or a date with time.
Syntax
toStartOfWeek(expr)
Arguments
| Arguments | Description | 
|---|---|
| expr | date16/date32/datetime | 
Return Type
Datetime object, returns date in “YYYY-MM-DD” format.
Examples
mysql> select toStartOfWeek(now());
+----------------------+
| toStartOfWeek(now()) |
+----------------------+
| 2022-03-27           |
+----------------------+
mysql> select toStartOfWeek(toDateTime(1630812366));
+---------------------------------------+
| toStartOfWeek(toDateTime(1630812366)) |
+---------------------------------------+
| 2021-09-05                            |
+---------------------------------------+