count

Description

Count the number of non-null items in the group.

Return type

int64

Domain

This is an aggregate function (aggregates rows over a group in aggregate verbs.)

This is a window function (calculates over a group of multiple input rows using windowing.)

Categories

Usage

count([ item_1, item_2, ... ])

Argument

Type

Optional

Repeatable

Restrictions

item

storable

yes

yes

none