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QueryBuildingExtensions.UnionAll(QueryNode, QueryNode) Method

Combines rows from two or more queries into a single data set. Duplicates rows from different queries when they contain the same data.

Namespace: DevExpress.DataAccess.DataFederation

Assembly: DevExpress.DataAccess.v24.1.dll

NuGet Packages: DevExpress.DataAccess, DevExpress.Win.PivotGrid, DevExpress.Win.TreeMap


public static UnionNodeBuilder UnionAll(
    this QueryNode node,
    QueryNode added


Name Type Description
node QueryNode

A node in the federated query.

added QueryNode

A node in the federated query.


Type Description

A UnionNodeBuilder object on which a method is being called.

See Also