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Devart.Data.SqlServer Namespace / SqlDataReader Class / GetProviderSpecificValue Method / GetProviderSpecificValue(Int32) Method
Example

In This Topic
    GetProviderSpecificValue(Int32) Method
    In This Topic
    Gets the value of the specified column. If possible, a provider-specific type is used.
    Syntax
    'Declaration
     
    Public Overloads Overrides Function GetProviderSpecificValue( _
       ByVal i As Integer _
    ) As Object
    public override object GetProviderSpecificValue( 
       int i
    )

    Parameters

    i

    Return Value

    The value to return.
    Remarks
    This method returns System.DBNull for null data source columns.
    Example
    static void GetMyFieldType(SqlConnection myConnection) {
      SqlCommand cmd = new SqlCommand("SELECT * FROM Test.AllTypes");
      cmd.Connection = myConnection;
      myConnection.Open();
      try {
        SqlDataReader reader = cmd.ExecuteReader();
        reader.Read();
    
        for (short i = 0; i < reader.FieldCount; i++) {
          object someValue = reader.GetProviderSpecificValue(i);
          Console.Write(reader.GetProviderSpecificFieldType(i).FullName + " : ");
          Console.WriteLine(someValue.ToString());
        }
    
        reader.Close();
      }
      finally {
        myConnection.Close();
      }
    }
    Shared Sub GetMyFieldType(ByVal myConnection As SqlConnection)
      Dim cmd As New SqlCommand("SELECT * FROM Test.AllTypes")
      cmd.Connection = myConnection
      myConnection.Open()
      Try
        Dim reader As SqlDataReader = cmd.ExecuteReader
        reader.Read()
        For i As Short = 0 To reader.FieldCount - 1
          Dim someValue As Object = reader.GetProviderSpecificValue(i)
          Console.Write((reader.GetProviderSpecificFieldType(i).FullName & " : "))
          Console.WriteLine(someValue.ToString)
        Next i
        reader.Close()
      Finally
        myConnection.Close()
      End Try
    End Sub
    Requirements

    Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

    See Also