菜鸟这么写不对吗?queryDataSet1.close();
queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, "select * from 用户总表", null, true, Load.ALL));if queryDataSet1.isEmpty() JOptionPane.showMessageDialog(null,"没有找到!!")
else JOptionPane.showMessageDialog(null,"找到了");
queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, "select * from 用户总表", null, true, Load.ALL));if queryDataSet1.isEmpty() JOptionPane.showMessageDialog(null,"没有找到!!")
else JOptionPane.showMessageDialog(null,"找到了");
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