SUBTIME
Sintassi
SUBTIME(espr1, espr2)
Spiegazione
SUBTIME() restituisce espr1 - espr2 come valore nello stesso formato di espr1. espr1 un'espressione TIME o DATETIME, mentre espr2 è un'espressione TIME.
Esempi
MariaDB [(none)]> SELECT SUBTIME('2007-12-31 23:59:59.999999','1 1:1:1.000002');
+--------------------------------------------------------+
| SUBTIME('2007-12-31 23:59:59.999999','1 1:1:1.000002') |
+--------------------------------------------------------+
| 2007-12-30 22:58:58.999997 |
+--------------------------------------------------------+
1 row in set (0.00 sec)
MariaDB [(none)]> SELECT SUBTIME('01:00:00.999999', '02:00:00.999998');
+-----------------------------------------------+
| SUBTIME('01:00:00.999999', '02:00:00.999998') |
+-----------------------------------------------+
| -00:59:59.999999 |
+-----------------------------------------------+
1 row in set (0.00 sec)
MariaDB [(none)]>
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