小编Muh*_*a M的帖子

我有一个JTable,它填充了来自矢量的数据,我希望它在编辑数据后在数据库中自动保存.

            Vector columnNames = new Vector();
            Vector data = new Vector();

            Connection conn = dbConnect.connect();
            String sql = "Select date, frequency, type, payeereceivee, amount, comments from schedule where date ='" + outputdate + "'";
            Statement statement = conn.createStatement();
            ResultSet resultSet = statement.executeQuery(sql);
            ResultSetMetaData metaData = resultSet.getMetaData();
            int columns = metaData.getColumnCount();
            for (int i = 1; i <= columns; i++) {
                columnNames.addElement(metaData.getColumnName(i));
            }
            while (resultSet.next()) {
                Vector row = new Vector(columns);
                for (int i = 1; i <= columns; i++) { …