public   void  setValueAt(Object value,  int  row,  int  column) {
     try  {
      String tableName = metaData.getTableName(column +  [b]1 );[/b]
      // Some of the drivers seem buggy, tableName should not be null.
       if  (tableName ==  null ) {
        System.out.println("Table name returned null.");
      }      
      String columnName = getColumnName(column);
      String query = "update " + tableName + " set " + columnName + " = "
          + dbRepresentation(column, value) + " where ";
      // We don't have a model of the schema so we don't know the
      // primary keys or which columns to lock on. To demonstrate
      // that editing is possible, we'll just lock on everything.
       for  ( int  col =  0 ; col < getColumnCount(); col++) {
        String colName = getColumnName(col);
         if  (colName.equals("")) {
           continue ;
        }
         if  (col !=  0 ) {
          query = query + " and ";
        }
        query = query + colName + " = "
            + dbRepresentation(col, getValueAt(row, col));
      }
      System.out.println(query);
      System.out.println("Not sending update to database");
      // statement.executeQuery(query);
    }  catch  (SQLException e) {
      // e.printStackTrace();
      System.err.println("Update failed");
    }
    Vector dataRow = (Vector) rows.elementAt(row);
    dataRow.setElementAt(value, column);
  }

String tableName = metaData.getTableName(column +  1 );