[阅读: 384] 2005-10-10 06:39:34
发现下面这几个 SQL 的结果是一样的:
SELECT *
FROM accounts
WHERE (username = '')
ORDER BY idnum DESC
SELECT *
FROM accounts
WHERE (username = ' ')
ORDER BY idnum DESC
SELECT *
FROM accounts
WHERE (username = ' ')
ORDER BY idnum DESC
Notemper2x 3.1 (￣ε(￣#)
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