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TO_START_OF_DAY

Rounds down a date with time (timestamp/datetime) to the start of the day.

Syntax

TO_START_OF_DAY( <expr> )

Arguments

ArgumentsDescription
<expr>timestamp

Return Type

TIMESTAMP, returns date in “YYYY-MM-DD hh:mm:ss.ffffff” format.

Examples

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

┌───────────────────────────────────────────────┐
│ to_start_of_day('2023-11-12 09:38:18.165575')
├───────────────────────────────────────────────┤
2023-11-12 00:00:00
└───────────────────────────────────────────────┘
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