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String sql = "select * from forder where uid=?";
PreparedStatement pStatement = conn.prepareStatement(sql);
pStatement.setInt(1,users.getUid());
// 这样写不行
//结果为 select * from forder where uid=?
rSet = pStatement.executeQuery();
System.out.println(sql);
while (rSet.next()) {
Forder forder = new Forder();
forder.setFid(rSet.getLong("fid"));
forder.setFtotal(rSet.getDouble("ftotal"));
forder.setFremark(rSet.getString("fremark"));
forder.setFdate(rSet.getString("fdate"));
fUsers.setUname(rSet.getString("uname"));
fUsers.setUphone(rSet.getString("uphone"));
fUsers.setUemail(rSet.getString("uemail"));
fUsers.setUpost(rSet.getInt("upost"));
fUsers.setUaddress(rSet.getString("uaddress"));
fUsers.setUid(rSet.getInt("uid"));
forder.setSid(rSet.getInt("sid"));
forder.setUsers(fUsers);
forders.add(forder);