141 
142             rs = cstmt.executeQuery();
143             while(rs.next()){
144                 HashMap<String,Object> column = new HashMap<String,Object>();
145                 ResultSetMetaData rsm = rs.getMetaData(); 
146                 for(int column_count = 1;column_count != rsm.getColumnCount()+1;column_count++){          
147                     column.put(rsm.getColumnName(column_count),rs.getObject(column_count));
148                 }
149                 result_list.add(column);
150             }
151         }catch(SQLException e){
152             throw e;