數(shù)據(jù)庫(kù)系統(tǒng)原理課程設(shè)計(jì)報(bào)告(編輯修改稿)
2025-08-31 00:11 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 EXISTS(SELECT * FROM G AS G2 WHERE = AND Like 39。c2339。 )。查詢結(jié)果：5）SQL語(yǔ)句：SELECT , FROM (S INNER JOIN G ON = ) INNER JOIN C ON = WHERE ((()=c11 Or ()=c12 Or ()=c21))GROUP BY , 。查詢結(jié)果：6）SQL語(yǔ)句：SELECT , FROM S INNER JOIN G ON = WHERE ((()=c13))。查詢結(jié)果：7）SQL語(yǔ)句：SELECT , , FROM (S INNER JOIN G ON =) INNER JOIN C ON =WHERE ((() Like 39。s10139。) AND ((Exists (SELECT * FROM G AS G2 WHERE = AND LIKE 39。s10239。))False))。查詢結(jié)果：8）SQL語(yǔ)句：SELECT C.* FROM CWHERE ((() Not In (SELECT FROM G)))。查詢結(jié)果：9）SQL語(yǔ)句：SELECT , Avg() AS GREAT之平均值, Sum() AS GREAT之總計(jì)FROM S INNER JOIN G ON =GROUP BY 。查詢結(jié)果：10）SQL語(yǔ)句：SELECT , , Count() AS GRADE之計(jì)數(shù)FROM S INNER
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