second_floor

second_floor

description

Syntax

DATETIME SECOND_FLOOR(DATETIME datetime)
DATETIME SECOND_FLOOR(DATETIME datetime, DATETIME origin)
DATETIME SECOND_FLOOR(DATETIME datetime, INT period)
DATETIME SECOND_FLOOR(DATETIME datetime, INT period, DATETIME origin)

Convert the date to the nearest rounding down time of the specified time interval period.

• datetime: a valid date expression.
• period: specifies how many seconds each cycle consists of.
• origin: starting from 0001-01-01T00:00:00.

example

mysql> select second_floor("2023-07-13 22:28:18", 5);
+---------------------------------------------------------------+
| second_floor(cast('2023-07-13 22:28:18' as DATETIMEV2(0)), 5) |
+---------------------------------------------------------------+
| 2023-07-13 22:28:15                                           |
+---------------------------------------------------------------+
1 row in set (0.10 sec)

keywords

SECOND_FLOOR, SECOND, FLOOR