[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$filTLJRIo0hgXMpAifLvuje4Hx0na4cKf4ZqMn74Xb_s":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-11-10 21:43:51",231561907,[8,9,10,11],"13","14","20","22",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},39,"99be63bb1894b785494aaf92cc684cdd","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd94ac832190c768e7a4e1cf6ce0b0562.png","齐鲁文化精神","work_39289316","测验二","孔子周游列国长达几年?( )",[21,33,42,51,60,69,78,87,94,102],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-11-29 23:16:44",168155393,[26,27,28,29],"x是全体学生选修所有课程的平均成绩","表达式AVG(grade) INTO x 有语法错误","fun没有参数","RETURNS DECIMAL指明返回值的数据类型","设有学生成绩表score(sno, cno, grade),各字段含义分别是学生学号、课程号及成绩.现有如下创建存储函数的语句:CREATE FUNCTION fun()RETURNS DECIMALBEGIN DECLARE x DECIMAL SELECT AVG(grade) INTO x FROM score RETURN xEND;以下关于上述存储函数的叙述中,错误的是( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],168155395,[37,38,39,40],"SHOW CREATE FUNCTION 乐趣","DISPLAY CREATE FUNCTION 乐趣","CREATE FUNCTION 乐趣","SELECT FUNCTION 乐趣","查看存储函数fun具体内容的命令是( )",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],168155397,[46,47,48,49],"DROP 函数 account(id)","删除函数 account(id INT)","DROP FUNCTION 帐户","DROP FUNCTION account(INT id)","假设数据库中有一个名为account的存储函数,其只有一个类型为INT的输入参数id,现欲删除该存储函数,以下语句正确的是( )",{"answer":52,"createTime":23,"id":53,"options":54,"question":59,"source":31,"type":32},[],168155399,[55,56,57,58],"调用 db_association.countGroup('g100')","SELECT * FROM db_association.countGroup","SHOW 函数 db_association.countGroup","选择 db_association.countGroup('g100')","设有如下存储函数定义:DELIMITER CREATE FUNCTION countGroup(grp CHAR(10))RETURNS INTDETERMINISTICBEGIN RETURN (SELECT COUNT(*) FROM tb_gs WHERE gno=grp);结束分隔符 ;正确调用存储函数countGroup的语句是( )",{"answer":61,"createTime":23,"id":62,"options":63,"question":68,"source":31,"type":32},[],168155401,[64,65,66,67],"DROP FUNCTION get_time","DROP FUNCTION get_time(t)","DROP FUNCTION get_time(t TIME)","DROP FUNCTION get_time(TIME t)","假设数据库中有一个名为get_time的存储函数,其只有一个类型为TIME的输入参数t,现欲删除该存储函数,以下语句正确的是( )",{"answer":70,"createTime":23,"id":71,"options":72,"question":77,"source":31,"type":32},[],168155404,[73,74,75,76],"十六进制常量","时间日期常量","八进制常量","字符串常量","以下选项中,MySQL不支持的常量类型是( )",{"answer":79,"createTime":80,"id":81,"options":82,"question":41,"source":31,"type":32},[],"2024-11-29 23:16:45",168155439,[83,84,85,86],"SHOW CREATE FUNCTION fun","DISPLAY CREATE FUNCTION fun","CREATE FUNCTION fun","SELECT FUNCTION fun",{"answer":88,"createTime":80,"id":89,"options":90,"question":50,"source":31,"type":32},[],168155440,[91,92,93,49],"DROP FUNCTION account(id)","DROP FUNCTION account(id INT)","DROP FUNCTION account",{"answer":95,"createTime":80,"id":96,"options":97,"question":101,"source":31,"type":32},[],168155441,[98,56,99,100],"CALL db_association.countGroup('g100')","SHOW FUNCTION db_association.countGroup","SELECT db_association.countGroup('g100')","设有如下存储函数定义:DELIMITER CREATE FUNCTION countGroup(grp CHAR(10))RETURNS INTDETERMINISTICBEGIN RETURN (SELECT COUNT(*) FROM tb_gs WHERE gno=grp);ENDDELIMITER ;正确调用存储函数countGroup的语句是( )",{"answer":103,"createTime":5,"id":6,"options":104,"question":19,"source":31,"type":32},[],[8,9,10,11]]