MySQL Interval
- MySQL interval values are used mainly for date and time calculations.
INTERVAL {value of unit} {types of interval}
- INTERVAL is a MySQL keyword and this is case sensitive. This should be used in CAPITAL Later Only
- {value of unit} is a expression or value like 1,2,3,4 or any expression which result in value.
- {type of interval} is a MySQL date time unit and is described below. This show also be used in CAPITAL later only.
Type of Interval
Examples:
Query:
SELECT ‘2018-03-23’ + INTERVAL 1 DAY;
Result:
+——————————-+
| 2018–03-24 |
+————————
Query:
SELECT ‘2018-03-23’ + INTERVAL -1 DAY;
+——————————–+
| 2018-03-22 |
+——————————–+