ADD TIME INTERVAL

Add time interval to a date or timestamp, return the result of date or timestamp type.

Syntax

add_years(exp0, expr1)
add_quarters(exp0, expr1)
add_months(exp0, expr1)
add_days(exp0, expr1)
add_hours(exp0, expr1)
add_minutes(exp0, expr1)
add_seconds(exp0, expr1)

Return Type

Date, Timestamp, depends on the input.

Examples

SELECT to_date(18875), add_years(to_date(18875), 2);
+----------------+------------------------------+
| to_date(18875) | add_years(to_date(18875), 2) |
+----------------+------------------------------+
| 2021-09-05     | 2023-09-05                   |
+----------------+------------------------------+

SELECT to_date(18875), add_quarters(to_date(18875), 2);
+----------------+---------------------------------+
| to_date(18875) | add_quarters(to_date(18875), 2) |
+----------------+---------------------------------+
| 2021-09-05     | 2022-03-05                      |
+----------------+---------------------------------+

SELECT to_date(18875), add_months(to_date(18875), 2);
+----------------+-------------------------------+
| to_date(18875) | add_months(to_date(18875), 2) |
+----------------+-------------------------------+
| 2021-09-05     | 2021-11-05                    |
+----------------+-------------------------------+

SELECT to_date(18875), add_days(to_date(18875), 2);
+----------------+-----------------------------+
| to_date(18875) | add_days(to_date(18875), 2) |
+----------------+-----------------------------+
| 2021-09-05     | 2021-09-07                  |
+----------------+-----------------------------+

SELECT to_datetime(1630833797), add_hours(to_datetime(1630833797), 2);
+----------------------------+---------------------------------------+
| to_datetime(1630833797)    | add_hours(to_datetime(1630833797), 2) |
+----------------------------+---------------------------------------+
| 2021-09-05 09:23:17.000000 | 2021-09-05 11:23:17.000000            |
+----------------------------+---------------------------------------+

SELECT to_datetime(1630833797), add_minutes(to_datetime(1630833797), 2);
+----------------------------+-----------------------------------------+
| to_datetime(1630833797)    | add_minutes(to_datetime(1630833797), 2) |
+----------------------------+-----------------------------------------+
| 2021-09-05 09:23:17.000000 | 2021-09-05 09:25:17.000000              |
+----------------------------+-----------------------------------------+

SELECT to_datetime(1630833797), add_seconds(to_datetime(1630833797), 2);
+----------------------------+-----------------------------------------+
| to_datetime(1630833797)    | add_seconds(to_datetime(1630833797), 2) |
+----------------------------+-----------------------------------------+
| 2021-09-05 09:23:17.000000 | 2021-09-05 09:23:19.000000              |
+----------------------------+-----------------------------------------+