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QueryBuildingExtensions.Union(QueryNode, QueryNode) Method

Combines rows from two or more queries into a single data set and removes duplicate rows.

Namespace: DevExpress.DataAccess.DataFederation

Assembly: DevExpress.DataAccess.v22.2.dll

NuGet Package: DevExpress.DataAccess

Declaration

public static UnionNodeBuilder Union(
    this QueryNode node,
    QueryNode added
)

Parameters

Name Type Description
node QueryNode

A node in the federated query.

added QueryNode

A node in the federated query.

Returns

Type Description
UnionNodeBuilder

A UnionNodeBuilder object.

See Also