TO_START_OF_HOUR

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

Analyze Syntax

func.to_start_of_hour(<expr>)

Analyze Examples

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

┌────────────────────────────────────────────────────────────────┐
 func.to_start_of_hour('2023-11-12 09:38:18.165575')            
                          Timestamp                             
├────────────────────────────────────────────────────────────────┤
 2023-11-12 09:00:00                                            
└────────────────────────────────────────────────────────────────┘

SQL Syntax

TO_START_OF_HOUR(<expr>)

Arguments

ArgumentsDescription
<expr>timestamp

Return Type

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

SQL Examples

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

┌────────────────────────────────────────────────┐
 to_start_of_hour('2023-11-12 09:38:18.165575') 
                    Timestamp                   
├────────────────────────────────────────────────┤
 2023-11-12 09:00:00                            
└────────────────────────────────────────────────┘
Last modified June 12, 2024 at 9:53 PM EST: updating datetime functions (f087f54)