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V25.1
  • QueryBuildingExtensions.Union(QueryNode, QueryNode, UnionType) Method

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

    Namespace: DevExpress.DataAccess.DataFederation

    Assembly: DevExpress.DataAccess.v25.1.dll

    NuGet Package: DevExpress.DataAccess

    #Declaration

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

    #Parameters

    Name Type Description
    node QueryNode

    A node in the federated query.

    added QueryNode

    A node in the federated query.

    unionType UnionType

    A Union type.

    #Returns

    Type Description
    UnionNodeBuilder

    A UnionNodeBuilder object for which a method is called.

    See Also