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Version: Stable-3.1

hours_add

Description​

Adds hours to a date or datetime.

Syntax​

DATETIME hours_add(DATETIME|DATE date, INT hours);

Parameters​

date: Base date or datetime.

hours: Hours to be added.

Return value​

Returns a DATETIME value.

NULL is returned when any of the input parameters is NULL.

Examples​

select hours_add('2022-01-01 01:01:01', 2);
+-------------------------------------+
| hours_add('2022-01-01 01:01:01', 2) |
+-------------------------------------+
| 2022-01-01 03:01:01                 |
+-------------------------------------+

select hours_add('2022-01-01 01:01:01', -1);
+--------------------------------------+
| hours_add('2022-01-01 01:01:01', -1) |
+--------------------------------------+
| 2022-01-01 00:01:01                  |
+--------------------------------------+

select hours_add('2022-01-01', 1);
+----------------------------+
| hours_add('2022-01-01', 1) |
+----------------------------+
| 2022-01-01 01:00:00        |
+----------------------------+