SQL

SELECT * FROM users WHERE 
username='1' OR '1'='1' and password='1' OR '1'='1'
FALSE OR TRUE AND FALSE OR TRUE
FALSE OR FALSE OR TRUE
FALSE OR TRUE
TRUE
= > AND > OR

 

posted on 2020-03-05 15:21  fox_charon  阅读(145)  评论(0编辑  收藏  举报

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