... "Description FROM Categories"; da = new SqlDataAdapter(sqlText, ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); dt = new DataTable(CATEGORIES_TABLE); da.FillSchema(dt, SchemaType.Source); ... parameters. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); cmd.Parameters.Add(new SqlParameter("@CategoryName", SqlDbType.NVarChar, 15)); cmd.Parameters.Add(new SqlParameter("@Description", ... the connection. SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); // Create the transaction. conn.Open( ); SqlTransaction tran...