COUNT_IF (window)
Function COUNT_IF
is also available as an aggregate function.
Syntax
COUNT_IF( expression, condition [ TOTAL | WITHIN ... | AMONG ... ] [ BEFORE FILTER BY ... ] )
Description
Returns the number of items in the specified window meeting the expression
condition.
Argument types:
expression
—Fractional number | Integer
condition
—Boolean
Return type: Same type as (expression
)
Examples
COUNT_IF([Profit], [Category] = 'Office Supplies' TOTAL)
COUNT_IF([Profit], [Category] = 'Office Supplies' WITHIN [Date])
COUNT_IF([Profit], [Category] = 'Office Supplies' AMONG [Date])
Data source support
Materialized Dataset
, ClickHouse 1.1
, Microsoft SQL Server 2017 (14.0)
, MySQL 5.6
, Oracle Database 12c (12.1)
, PostgreSQL 9.3
.