seconds_diff

Description

Returns the second difference between two date expressions (expr1 − expr2), accurate to the second.

Syntax

BIGINT seconds_diff(DATETIME expr1,DATETIME expr2);

Parameters

  • expr1: the end time. It must be of the DATETIME type.

  • expr2: the start time. It must be of the DATETIME type.

Return value

Returns a BIGINT value.

NULL is returned if the date does not exist, for example, 2022-02-29.

Examples

select seconds_diff('2010-11-30 23:59:59', '2010-11-30 20:59:59');
+------------------------------------------------------------+
| seconds_diff('2010-11-30 23:59:59', '2010-11-30 20:59:59') |
+------------------------------------------------------------+
|                                                      10800 |
+------------------------------------------------------------+
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