TO_START_OF_WEEK

Returns the first day of the week for a date or a date with time (timestamp/datetime). The first day of a week can be Sunday or Monday, which is specified by the argument mode.

Analyze Syntax

func.to_start_of_week(<expr>)

Analyze Examples

func.to_start_of_week('2023-11-12 09:38:18.165575')

┌────────────────────────────────────────────────────────────────┐
│ func.to_start_of_week('2023-11-12 09:38:18.165575')            │
│                          Date                                  │
├────────────────────────────────────────────────────────────────┤
│ 2023-11-12                                                     │
└────────────────────────────────────────────────────────────────┘

SQL Syntax

TO_START_OF_WEEK(<expr> [, mode])

Arguments

ArgumentsDescription
<expr>date/timestamp
[mode]Optional. If it is 0, the result is Sunday, otherwise, the result is Monday. The default value is 0

Return Type

DATE, returns date in “YYYY-MM-DD” format.

SQL Examples

SELECT
  to_start_of_week('2023-11-12 09:38:18.165575')

┌────────────────────────────────────────────────┐
│ to_start_of_week('2023-11-12 09:38:18.165575') │
│                      Date                      │
├────────────────────────────────────────────────┤
│ 2023-11-12                                     │
└────────────────────────────────────────────────┘
Last modified June 12, 2024 at 9:53 PM EST: updating datetime functions (f087f54)