网站后台管理界面html,旅游网页设计作业,广西桂林为什么穷,为什么就一个网站打不开EXPLAIN
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select s.* from student s where s.sid in ( select sid from sc where sc.cid 0 and sc.score 100);
show WARNINGS;EXPLAIN
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select s.* from student s where s.sid in ( select sid from sc where sc.cid 0 and sc.score 100);
show WARNINGS;
