dotConnect for Magento Documentation
Devart.Data Namespace / SqlShimDataReader Class / GetDataTypeName Method / GetDataTypeName(Int32) Method
The zero-based column ordinal.
Example

In This Topic
    GetDataTypeName(Int32) Method
    In This Topic
    Gets the name of the source data type.
    Syntax
    'Declaration
     
    Public Overloads Overrides Function GetDataTypeName( _
       ByVal ordinal As Integer _
    ) As String
    public override string GetDataTypeName( 
       int ordinal
    )

    Parameters

    ordinal
    The zero-based column ordinal.

    Return Value

    The name of the back-end data type.
    Example
    This sample shows how to retrieve names and types of all columns in a table.
    public void GetFields(MagentoConnection magentoConnection)
    {
      MagentoCommand cmd = new MagentoCommand("SELECT * FROM Customers");
      cmd.Connection = magentoConnection;
      magentoConnection.Open();
      try
      {
        MagentoDataReader reader = cmd.ExecuteReader();
        reader.Read();
        for (int i=0;i < reader.FieldCount;i++)
        {
          string fieldType = reader.GetDataTypeName(i);
          string fieldName = reader.GetName(i);
          string fieldType2 = reader.GetFieldType(i).FullName;
          Console.WriteLine(fieldName+"\t"+ fieldType+"\t"+ fieldType2);
        }        
        reader.Close();
      }
      finally
      {
        magentoConnection.Close();
      }
    }
    Public Sub GetFields(ByVal magentoConnection As MagentoConnection)
      Dim cmd As MagentoCommand = New MagentoCommand("SELECT * FROM Customers")
      cmd.Connection = magentoConnection
      magentoConnection.Open()
      Try
        Dim reader As MagentoDataReader = cmd.ExecuteReader()
        reader.Read()
        Dim i As Integer
        For i = 0 To reader.FieldCount - 1
          Dim fieldType As String = reader.GetDataTypeName(i)
          Dim fieldName As String = reader.GetName(i)
          Dim fieldType2 As String = reader.GetFieldType(i).FullName
          Console.WriteLine(fieldName & Chr(9) & fieldType & Chr(9) & fieldType2)
        Next i
        reader.Close()
      Finally
        magentoConnection.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