seconds_sub
Description
Subtracts a time interval from a date value. The time interval is in seconds.
Syntax
DATETIME seconds_sub(DATETIME|DATE date, INT seconds);
Parameters
date
: the time expression. It must be of the DATETIME type.
seconds
: the time interval you want to substract, in seconds. It must be of the INT type.
Return value
Returns a value of the DATETIME type.
If the input value is of the DATE type, the hour, minute, and seconds parts are processed as 00:00:00
.
Examples
select seconds_sub('2022-01-01 01:01:01', 2);
+---------------------------------------+
| seconds_sub('2022-01-01 01:01:01', 2) |
+---------------------------------------+
| 2022-01-01 01:00:59 |
+---------------------------------------+
select seconds_sub('2022-01-01 01:01:01', -1);
+----------------------------------------+
| seconds_sub('2022-01-01 01:01:01', -1) |
+----------------------------------------+
| 2022-01-01 01:01:02 |
+----------------------------------------+
select seconds_sub('2022-01-01', 1);
+------------------------------+
| seconds_sub('2022-01-01', 1) |
+------------------------------+
| 2021-12-31 23:59:59 |
+------------------------------+v