摘要:
声明DatabaseMetaData 获得数据库元信息; //获得数据库的元信息 DatabaseMetaData dbmd = null; try { dbmd = conn.getMetaData(); } catch (SQLException throwables) { throwables 阅读全文
摘要:
ResultSet的Type属性TYPE_FORWARD_ONLY, TYPE_SCROLL_INSENSITIVE,or TYPE_SCROLL_SENSITIVE解释:1.TYPE_FORWORD_ONLY,只可向前滚动;2.TYPE_SCROLL_INSENSITIVE,双向滚动,但不及时更新 阅读全文