GetDataTypeName(Int32) Method
Gets the name of the source data type.
public override string GetDataTypeName(
int
)
'Declaration
Public Overloads Overrides Function GetDataTypeName( _
ByVal As Integer _
) As String
Parameters
- ordinal
- The zero-based column ordinal.
Return Value
The name of the back-end data type.
This sample shows how to retrieve names and types of all columns in a table.
public void GetFields(FreshBooksConnection freshbooksConnection)
{
FreshBooksCommand cmd = new FreshBooksCommand("SELECT * FROM Client");
cmd.Connection = freshbooksConnection;
freshbooksConnection.Open();
try
{
FreshBooksDataReader 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
{
freshbooksConnection.Close();
}
}
Public Sub GetFields(ByVal freshbooksConnection As FreshBooksConnection)
Dim cmd As FreshBooksCommand = New FreshBooksCommand("SELECT * FROM Client")
cmd.Connection = freshbooksConnection
freshbooksConnection.Open()
Try
Dim reader As FreshBooksDataReader = 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
freshbooksConnection.Close()
End Try
End Sub