GetRelation Method

In This Topic

This method is called whenever a relation is queried from the data provider.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Function GetRelation( _
   ByVal relationName As String _
) As ITableRelation

ITableRelation GetRelation( 
   string relationName
)

ITableRelation^ GetRelation( 
   String^ relationName
)

Parameters

relationName: The name of the relation to return. The parameter relationName can also contain a relation name that is not available in the data provider (e.g. in combination with the usage of a DataProviderCollection). In this case the return value of the method has to be null.

Example

ITableRelation GetRelation(string relationName)
{
    // DataRelationWrapper needs to implement ITableRelation
    return new DataRelationWrapper(_dataViewManager.DataSet.Relations[relationName]);
}

VB.NET

Function GetRelation(relationName As String) As ITableRelation
    ' DataRelationWrapper needs to implement ITableRelation 
    Return New DataRelationWrapper(_dataViewManager.DataSet.Relations(relationName))
End Function

Requirements

Platforms: Windows 10 (Version 21H2 - 23H2), Windows 11 (21H2 - 22H2), Windows Server 2016 - 2022
.NET: .NET Framework 4.8, .NET 6, .NET 7, .NET 8

Reference

IDataProvider Interface
IDataProvider Members

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