Help!!!!!

Question

I have a lot of questions i'm a newbie in the c# world and i am updating my knowledge from the oracle forms developer to new technologies.... I am writting a query builder in c# against an Oracle Connection... It's making me have a lot of headaches(.... always a newbie) First of all How can i display the datagrid in table mode, i load the data in the datagrid but it's appear as treenode and i need to show it as a normal datagrid. Second here is my code(it jus a little shit.. it just started today....) I have found that it takes a little bit of time to execute.. Can someone read it an help me.... Thanks... This code is implemented in a button.click event: string sql; sql= textBox1.Text; OracleConnection conn = new OracleConnection("Data Source=Oracle;USER ID=SYSTEM;PASSWORD=MANAGER"); conn.Open(); OracleCommand cmd = conn.CreateCommand(); cmd.CommandText = sql; cmd.CommandType = CommandType.Text; DataSet ds = new DataSet(); OracleDataAdapter adapter = new OracleDataAdapter(cmd); adapter.Fill(ds); dataGrid1.DataSource=ds.DefaultViewManager; Thanks...