GetName Method (DB2DataReader)
Gets the name of the specified column.
'Declaration
Public Overrides Function GetName( _
ByVal As Integer _
) As String
Parameters
- i
- The zero-based column ordinal.
Return Value
A string that is the name of the specified column.
This sample shows how to retrieve names and types of all columns in a table.
public void GetFields(DB2Connection db2Connection)
{
DB2Command cmd = new DB2Command("SELECT * FROM Dept");
cmd.Connection = db2Connection;
db2Connection.Open();
try
{
DB2DataReader 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
{
db2Connection.Close();
}
}
Public Sub GetFields(ByVal db2Connection As DB2Connection
Dim cmd As DB2Command = New DB2Command("SELECT * FROM Dept")
cmd.Connection = db2Connection
db2Connection.Open()
Try
Dim reader As DB2DataReader = 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)
Console.WriteLine(fieldName & " " & fieldType)
Next i
reader.Close()
Finally
db2Connection.Close()
End Try
End Sub
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