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SQL面试题收录,sql试题收录

SQL面试题收录,sql试题收录


1、用一条SQL语句 查询出每门课都大于80分的学生姓名



SELECT DISTINCT 
  NAME 
FROM
  t_score_tab 
WHERE NAME NOT IN 
  (SELECT DISTINCT 
    NAME 
  FROM
    t_score_tab 
  WHERE score <= 80)


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