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

GetDataTypeName(Int32) Method
Gets the name of the source data type.
Syntax
'Declaration
 
Public Overloads Overrides Function GetDataTypeName( _
   ByVal ordinal As Integer _
) As String
 

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(MailChimpConnection mailchimpConnection)
{
  MailChimpCommand cmd = new MailChimpCommand("SELECT * FROM Folders");
  cmd.Connection = mailchimpConnection;
  mailchimpConnection.Open();
  try
  {
    MailChimpDataReader 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
  {
    mailchimpConnection.Close();
  }
}
Public Sub GetFields(ByVal mailchimpConnection As MailChimpConnection)
  Dim cmd As MailChimpCommand = New MailChimpCommand("SELECT * FROM Folders")
  cmd.Connection = mailchimpConnection
  mailchimpConnection.Open()
  Try
    Dim reader As MailChimpDataReader = 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
    mailchimpConnection.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