[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fJ99_i_cWgH-S4Z-DYPDTen7yCZ-mL1Lu9kNG_GsS0mI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":8,"question":15,"related":16,"source":27,"type":109},[],"2024-12-22 16:21:08",173037685,[],{"count":9,"courseId":10,"courseImg":11,"courseName":12,"workId":13,"workName":14},41,"83ece48438b0a49924d893f41c44c675","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb2eb2a4c2a0105c569af17d703c061b9.jpg","数据库原理及应用A（2024-2025第一学期）","exam_139012316","第二次阶段性测试-2024秋季","已知某数据库系统中包含 3 个基本表: 学生表:S(S#,SNAME,AGE,SEX).学生选课表:SC(S#,C#,SCORE). 课程表:C(C#,CNAME,TEACHER). 其中,S#为学号,SNAME 为学生姓名,AGE 为学生年龄,SEX 为学生性别,C# 为课程号,CNAME 为课程名,TEACHER 为授课教师姓名,SCORE 为学生选课分数. 下述存储过程StudentScores,输出所有学生的总分和平均分. 请补充完善代码. # 存储过程StudentScores,输出所有学生的总分和平均分 CREATE StudentScores() BEGIN SELECT FROM GROUP BY ; END $$ call (); # 存储过程StudentScores,输出所有学生的总分和平均分",[17,29,38,47,56,65,74,83,91,100],{"answer":18,"createTime":19,"id":20,"options":21,"question":26,"source":27,"type":28},[],"2024-12-22 16:21:07",173037607,[22,23,24,25],"MAKE INDEX index_name ON table_name (column_name)","CREATE INDEX index_name ON table_name (column_name)","BUILD INDEX index_name ON table_name (column_name)","INDEX index_name ON table_name (column_name)","下面( )命令为表的某一列创建索引","v1",0,{"answer":30,"createTime":19,"id":31,"options":32,"question":37,"source":27,"type":28},[],173037609,[33,34,35,36],"CREATE VIEW view_name AS SELECT column1, column2 FROM table_name","MAKE VIEW view_name AS SELECT column1, column2 FROM table_name","ESTABLISH VIEW view_name AS SELECT column1, column2 FROM table_name","BUILD VIEW view_name AS SELECT column1, column2 FROM table_name","下列( )命令可以创建视图",{"answer":39,"createTime":19,"id":40,"options":41,"question":46,"source":27,"type":28},[],173037611,[42,43,44,45],"SELECT","FROM","WHERE","ORDER BY","下列( )操作符用于过滤SELECT语句中的结果",{"answer":48,"createTime":19,"id":49,"options":50,"question":55,"source":27,"type":28},[],173037613,[51,52,53,54],"PUT INTO","NEW INTO","ADD INTO","INSERT INTO","下列( )语句用于向表中插入新记录",{"answer":57,"createTime":19,"id":58,"options":59,"question":64,"source":27,"type":28},[],173037615,[60,61,62,63],"DECLARE x DEFAULT 'outer '","DECLARE x char DEFAULT 'outer '","DECLARE x char(10) DEFAULT outer","DECLARE x char(10) DEFAULT 'outer '","下面声明变量正确的是( )",{"answer":66,"createTime":19,"id":67,"options":68,"question":73,"source":27,"type":28},[],173037617,[69,70,71,72],"视图是存储数据的物理表","视图只能包含一个表的数据","视图的创建可以提提升数据的查询速度","视图是基于查询结果的虚拟表","在下列关于视图的描述中,( )是正确的描述",{"answer":75,"createTime":19,"id":76,"options":77,"question":82,"source":27,"type":28},[],173037619,[78,79,80,81],"存储过程名不能与MySQL数据库中的内置函数重名","MySQL的存储过程名称区分大小写","存储过程的参数名不要跟字段名一样","MySQL的存储过程名称不区分大小写","下列关于存储过程名描述错误的是( )",{"answer":84,"createTime":19,"id":85,"options":86,"question":90,"source":27,"type":28},[],173037621,[87,88,42,89],"CREATE","CALL","LOAD","调用存储函数使用( )关键字",{"answer":92,"createTime":19,"id":93,"options":94,"question":99,"source":27,"type":28},[],173037623,[95,96,97,98],"ORDER","SEQUENCE","SORT","ARRANGE","下列( )关键字用于对查询结果进行排序",{"answer":101,"createTime":19,"id":102,"options":103,"question":108,"source":27,"type":28},[],173037625,[104,105,106,107],"DECLARE PROCEDURE","CREATE FUNCTION","DECLARE FUNCTION","CREATE PROCEDURE","MySQL中存储过程的建立以关键字( )开始,后面仅跟存储过程的名称和参数",4]