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Merge pull request #668 from 52Heartz/master

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修正了 经典练习题.sql 第19题的错误
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CyC2018 2019-04-20 13:32:05 +08:00 committed by GitHub
commit 3345609dd2
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1 changed files with 2 additions and 2 deletions
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other/sql 经典练习题.sql
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@ -203,10 +203,10 @@ ORDER BY RANK;
-- 19、查询选修“3-105”课程的成绩高于“109”号同学成绩的所有同学的记录。 -- 19、查询选修“3-105”课程的成绩高于“109”号同学成绩的所有同学的记录。
select * select *
from SCORE from SCORE
where CNO = '3-105' and DEGREE > ALL ( where CNO = '3-105' and DEGREE > (
select DEGREE select DEGREE
from SCORE from SCORE
where SNO = '109' where SNO = '109' and CNO = '3-105'
); );
set @@global.sql_mode = 'STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'; set @@global.sql_mode = 'STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';