DATEADD

Syntax

DATEADD( datetime [ , unit [ , number ] ] )

Description

Returns the date obtained by adding unit in the amount of number to the specified date datetime.

The number argument is an integer. It can be negative.
The unit argument takes the following values:

  • "year";
  • "month";
  • "day";
  • "hour";
  • "minute";
  • "second".

Argument types:

  • datetime — Date | Datetime
  • unit — Integer | String
  • number — Integer

Return type: Same type as (datetime)

Note

Only constant values are accepted for the arguments (unit).

Note

For all sources except ClickHouse, number takes only constant values.

Examples

DATEADD(#2018-01-12#, "day", 6) = #2018-01-18#

DATEADD(#2018-01-12#, "month", 6) = #2018-07-12#

DATEADD(#2018-01-12#, "year", 6) = #2024-01-12#

DATEADD(#2018-01-12 01:02:03#, "second", 6) = #2018-01-12 01:02:09#

DATEADD(#2018-01-12 01:02:03#, "minute", 6) = #2018-01-12 01:08:03#

DATEADD(#2018-01-12 01:02:03#, "hour", 6) = #2018-01-12 07:02:03#

DATEADD(#2018-01-12 01:02:03#, "day", 6) = #2018-01-18 01:02:03#

DATEADD(#2018-01-12 01:02:03#, "month", 6) = #2018-07-12 01:02:03#

DATEADD(#2018-01-12 01:02:03#, "year", 6) = #2024-01-12 01:02:03#

Data source support

ClickHouse 21.8, Yandex Metrica, Microsoft SQL Server 2017 (14.0), MySQL 5.7, Oracle Database 12c (12.1), PostgreSQL 9.3, YDB.

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