AggregateOperand.Exists(CriteriaOperator) Method

Creates a new AggregateOperand which determines whether or not the count of AggregateOperand.CollectionProperty elements that match the AggregateOperand.Condition is greater than zero.

Namespace: DevExpress.Data.Filtering

Assembly: DevExpress.Data.v20.2.dll

Declaration

public AggregateOperand Exists(
    CriteriaOperator aggregatedExpression
)
Public Function Exists(
    aggregatedExpression As CriteriaOperator
) As AggregateOperand

Parameters

Name Type Description
aggregatedExpression CriteriaOperator

A CriteriaOperator object which specifies the aggregate expression.

Returns

Type Description
AggregateOperand

An AggregateOperand object which calculates an aggregate expression.

See Also