Syntax
TIME_TO_SEC(time)
Purpose
TIME_TO_SEC() converts a timestamp argument time into seconds.
Examples
obclient> SELECT TIME_TO_SEC('22:23:00');
+-------------------------+
| TIME_TO_SEC('22:23:00') |
+-------------------------+
| 80580 |
+-------------------------+
1 row in set
obclient> SELECT TIME_TO_SEC('00:39:38');
+-------------------------+
| TIME_TO_SEC('00:39:38') |
+-------------------------+
| 2378 |
+-------------------------+
1 row in set