A.SELECT S#,SUM(GRADE)FROM SC WHERE GRADE>=60 CROUP BY S# ORDER BY 2 DESC HAVING COUNT(*)>=4
B.SELECT S#,SUM(GRADE)FROM SC WHERE GRADE>=60 GROUP BY S# HAVING COUNT(*)>=4 ORDER BY 2 DESC
C.SELECT S#,SUM(GRADE)FROM SC WHERE GRADE>=60 HAVING COUNT(*)>=4 GROUP BY S# ORDER BY 2 DESC
D.DELECT S#,SUM(GRADE)FROM SC WHERE GRADE>=60 ORDER BY 2 DESC CROUP BY S# HAVING COUNT(*)>=4
[单选题]检索选修四门以上课程的学生总成绩(不统计不及格的课程),并要求按总成绩的降序排列出来。正确的SELECT语句是______。A.SELECT S#, SUM(GRADE) FROM SC WHERE GRADE>=60 GROUP BY S# ORDER BY 2 DESC HAVING COUNT(*)>=4B.SELECT S#, SUM(GRADE) FROM SC WHERE GRADE>=60 GROUP BY S# HAVING COUNT(*)>=4 ORDER BY 2 DESC
[单选题]求选课在3门以上且各门课程均及格的学生的学号及总成绩,查询结果按总成绩降序排列。请对下列的SELECT语句填空: SELECT学号,SUM(成绩) AS 总成绩 FROM 选课表; WHERE 成绩>=60[ ]ORDER BY[ ]DESC
[试题]在成绩表中,检索选修3门以上课程的学生及格学科的总成绩。成绩表中包含学号、姓名、课程名和成绩4个字段。请将下列SQL语句补充完整。SELECT 学号,SUM(成绩) FROM 成绩表; WHERE 成绩>=60; GROUP BY 学号; ______COUNT(*)>=3
[单选题]过程考核成绩占总成绩的40%,其中平时成绩占总成绩的:()。A . 5%B . 10%C . 15%D . 20%
[单选题]考试、考查课程成绩有()门不及格不参加优秀学生奖学金评定A .1B .2C .3
[单选题]成绩表结构(学号课程编号政治英语数学),计算学生的总成绩,以下写法正确的是()。A . SUM(政治,英语,数学)AS总成绩B . (政治+英语+数学)AS总成绩C . SUM(政治+英语+数学)AS总成绩D . COUNT(政治英语数学)AS总成绩
[单选题]要在Access数据库中建立“学生成绩表”,包括字段(学号,平时成绩,期末成绩,总成绩),其中平时成绩为0~20分,期来成绩和总成绩均为0~100分,
[单选题]衡量货运生产总成绩的指标是()。A .货运周转量B .货运量C .总吨数
[试题]在“成绩”表中,检索选修4门以上课程的男生的姓名和平均成绩。“成绩”表中包含学号、姓名、课程名称和成绩4个字段。请将下面的SQL语句补充完整。SELECT姓名,AVG(成绩)AS平均成绩FROM成绩;WHERE性别=”男”:G.ROUPBY学号:__________COUNT(﹡)>=4。
[试题]考公务员如何计算考试总成绩?