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UPDATE FROM 选课 SET 成绩 WITH 92 FOR 学号="09080001" AND 课程号="002" UPDATE FROM 选课 SET 成绩=92 FOR 学号="09080001" AND 课程号="002" UPDATE 选课 SET 成绩 WITH 92 WHERE 学号="09080001" AND 课程号 "002" UPDATE 选课 SET 成绩=92 WHERE 学号="09080001" AND 课程号="002/
UPDATE FROM选课SET成绩WITH 92 FOR学号="09080001"AND课程号="002" UPDATE FROM选课SET成绩=92 FOR学号="09080001"AND课程号="002" UPDATE选课SET成绩WITH 92 WHERE学号="09080001"AND课程号"002" UPDATE选课SET成绩=92 WHERE学号="09080001"AND课程号="002/
院系号=“001”AND院系号=“002” 院系号!=“001”AND院系号!=“002” 院系号=“001”OR院系号=“002” 院系号!=“001”OR院系号!=“002”