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Computes a new TIMESTAMP or TIMESTAMPTZ value by adding or subtracting a specified number of time units from a DATE, TIMESTAMP, or TIMESTAMPTZ value. It’s similar to arithmetic with intervals, but it also allows using a column reference for the <quantity>.

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Syntax

DATE_ADD('<unit>', <quantity>, <expression>)

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Parameters

ParameterDescription
<unit>A TEXT literal specifying the time unit. Must be one of microsecond,millisecond,second,minute,hour,day,week,month,quarter,year,decade,century, or millennium.
<quantity>An INT or BIGINT specifying how often the time unit should be added or subtracted to <expression>.
<expression>An expression evaluating to type DATE, TIMESTAMP, or TIMESTAMPTZ.

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Return Types

TIMESTAMP if <expression> has type DATE or TIMESTAMP. TIMESTAMPTZ if <expression> has type TIMESTAMPTZ.

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Example

⌘I