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这是我在用户想要更改密码时编写的代码。

s2.executeUpdate("UPDATE user SET AES_ENCRYPT(password='"+newpw1+"','key') WHERE uid='"+pubvar.uid+"')");

但它不起作用,有人可以为我纠正并发布它吗?谢谢。

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1 回答 1

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你的意思是,

UPDATE user 
SET password = AES_ENCRYPT('" + newpw1 + "','key') 
WHERE uid = '" + pubvar.uid + "')

更好地使用PreparedStatement以防止SQL Injection.

String _upd = "UPDATE user SET password = AES_ENCRYPT(?,'key') WHERE uid = ?)";
PreparedStatement pstmt = con.prepareStatement(_upd);
pstmt.setString(1, newpw1);
pstmt.setString(2, pubvar.uid);
pstmt.executeUpdate();
于 2013-02-10T07:47:33.870 回答