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ExpressionsCountDistinct Method (Expression)

Count aggregation function considering distinct values only.

Namespace:  com.espertech.esper.common.client.soda
Assembly:  NEsper.Common (in NEsper.Common.dll) Version: 8.0.0.0
Syntax
C#
public static CountProjectionExpression CountDistinct(
	Expression expression
)

Parameters

expression
Type: com.espertech.esper.common.client.sodaExpression
provides the values to count.

Return Value

Type: CountProjectionExpression
expression
See Also