SqlFunctionAttribute.TableDefinition Property

A string that represents the table definition of the results, if the method is used as a table-valued function (TVF).

Namespace:  Microsoft.SqlServer.Server
Assembly:  System.Data (in System.Data.dll)

public string TableDefinition { get; set; }

Property Value

Type: System.String
A String value representing the table definition of the results.

This attribute is used only by Microsoft Visual Studio to automatically register the specified method as a TVF. It is not used by SQL Server.

The following example specifies that the user-defined function is referenced using the name sp_tableFunc. The TableDefinition property has the value letter nchar(1).

public partial class UserDefinedFunctions
{
    [SqlFunction(Name="sp_tableFunc", TableDefinition="letter nchar(1)")]
    public static IEnumerable SampleTableFunction(SqlString s)
    {
        //... 
        return new ArrayList(new char[3] {'a', 'b', 'c'});
    }
}

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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