createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY)
2012-04-11 09:10
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ResultSet.RTYPE_FORWORD_ONLY:这是缺省值,只可向前滚动 ResultSet.TYPE_SCROLL_INSENSITIVE:双向滚动,但不及时更新,就是如果数据库里的数据修改过,并不在ResultSet中反应出来。 ResultSet.TYPE_SCROLL_SENSITIVE:双向滚动,并及时跟踪数据库的更新,以便更改ResultSet中的数据。
ResultSet.CONCUR_READ_ONLY:这是缺省值,指定不可以更新 ResultSet ResultSet.CONCUR_UPDATABLE:指定可以更新 ResultSet
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