TO_START_OF_HOUR
Rounds down a date with time (timestamp/datetime) to the start of the hour.
Syntax
TO_START_OF_HOUR(<expr>)
Arguments
Arguments | Description |
---|---|
<expr> | timestamp |
Return Type
TIMESTAMP
, returns date in “YYYY-MM-DD hh:mm:ss.ffffff” format.
Examples
SELECT
to_start_of_hour('2023-11-12 09:38:18.165575');
┌────────────────────────────────────────────────┐
│ to_start_of_hour('2023-11-12 09:38:18.165575') │
├────────────────────────────────────────────────┤
│ 2023-11-12 09:00:00 │
└────────────────────────────────────────────────┘