[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fH4JBdiXmbqzS_G90YWqMYOKuD83LHrn0PmMfMeHBJW0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-05-19 20:58:49",144174800,[8,9,10,11],"显示教师的职称、姓名和同样职称的人数","显示教师的职称、姓名和同名教师的人数","按职称的顺序分组显示教师的姓名","按职称统计各类职称的教师人数",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},363,"c853bc371130e9f55b1d029bece11707","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff8636953406ec34c8c3936b1de49d95b.jpg","MySQL数据库","work_34995544","作业十一20240513子查询+实验5","教师表teacher的结构为(教师编号, 姓名, 职称, 性别 ,年龄, 联系电话), 则如下的查询语句的功能是______. SELECT 职称, COUNT(姓名) FROM teacher GROUP BY 职称",[21,33,36,45,54,64,73,82,91,100],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-05-19 20:58:48",144174799,[26,27,28,29],"SELECT * FROM 部门 WHERE 部门号 EXISTS(SELECT DISTINCT 部门号 FROM 职工)","SELECT * FROM 部门 WHERE 部门号 NOT IN(SELECT DISTINCT 部门号 FROM 职工)","SELECT * FROM 部门 WHERE 部门号=(SELECT DISTINCT 部门号 FROM 职工)","SELECT * FROM 部门 WHERE 部门号=ALL(SELECT DISTINCT 部门号 FROM 职工)","有如下两个表: 部门(部门号, 部门名, 负责人, 电话), 职工(部门号, 职工号, 姓名, 性别, 出生日期). 查询还没有职工的部门信息的SELECT语句是______","v1",0,{"answer":34,"createTime":5,"id":6,"options":35,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":37,"createTime":5,"id":38,"options":39,"question":44,"source":31,"type":32},[],144174801,[40,41,42,43],"in、exists、any、all","in、exists、any、full","in、union、any、all","connect、exists、any、all","以下哪组关键字可以用于子查询()",{"answer":46,"createTime":5,"id":47,"options":48,"question":53,"source":31,"type":32},[],144174802,[49,50,51,52],"UNION","CROSS","AND","WITH","进行联合查询时,使用的关键字是______",{"answer":55,"createTime":56,"id":57,"options":58,"question":63,"source":31,"type":32},[],"2024-05-19 00:29:15",144174803,[59,60,61,62],"SELECT * FROM teacher WHERE 职称="教授" AND 职称="副教授"","SELECT * FROM teacher WHERE 职称 IN("教授", "副教授")","SELECT * FROM teacher WHERE 职称="教授" OR 职称="副教授"","SELECT * FROM teacher WHERE RIGHT(职称, 2)="教授"","教师表teacher的"职称"字段可能的取值为:教授、副教授、讲师和助教 要查找职称为教授或副教授的教师,错误的语句是______",{"answer":65,"createTime":5,"id":66,"options":67,"question":72,"source":31,"type":32},[],144174804,[68,69,70,71],"主查询","相关查询","子查询","非相关查询","在一个查询中嵌套一个或多个查询,被嵌套的查询称为______",{"answer":74,"createTime":23,"id":75,"options":76,"question":81,"source":31,"type":32},[],144174805,[77,78,79,80],"SELECT 部门名称, SUM(基本工资) FROM 部门 INNER JOIN 职工 ON 部门.部门号=职工.部门号 GROUP BY 部门号","SELECT 部门名称, SUM(基本工资) FROM 部门 INNER JOIN 职工 ON 部门.部门号=职工.部门号 ORDER BY 职工.部门号","SELECT 部门名称, SUM(基本工资) FROM 部门 INNER JOIN 职工 ON 部门.部门号=职工.部门号 GROUP BY 职工.部门号","SELECT 部门名称, SUM(基本工资) FROM 部门 INNER JOIN 职工 ON 部门.部门号=职工.部门号 ORDER BY 部门号","有如下的数据表: 部门(部门号, 部门名称), 职工(部门号, 职工号, 姓名, 基本工资). 检索每个部门职工工资的总和,要求显示"部门名称,基本工资",正确的语句是______",{"answer":83,"createTime":5,"id":84,"options":85,"question":90,"source":31,"type":32},[],144174806,[86,87,88,89],"select 课程名 from 课程表 where 学分=(select 学分 from 课程表 where 课程名='数据库') and 课程名<>'数据库'","select 课程名 from 课程表 where 学分=(select 学分 from 课程表 where 课程名='数据库')","select 课程名 from 课程表 where 学分=(select 学分 from 课程表 where 课程名='数据库' and 课程名<>'数据库')","select 课程名 from 课程表 where exists(select 学分 from 课程表 where 课程名='数据库') and 课程名<>'数据库'","有如下课程表:要查询和"数据库"这门课学分相同的课程名称(不包含数据库这门课),则可以使用以下哪段查询语句() \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe3b078fe83acdde8f941d5dedb0959db.png\">",{"answer":92,"createTime":5,"id":93,"options":94,"question":99,"source":31,"type":32},[],144174807,[95,96,97,98],"ORDER BY","WHERE","GROUP BY","FROM","在SELECT查询命令中,使用HAVING时必须配合使用的子句是______",{"answer":101,"createTime":5,"id":102,"options":103,"question":108,"source":31,"type":32},[],144174808,[104,105,106,107],"ANY和ALL是同义词","ALL和EXISTS是同义词","ALL和SOME是同义词","ANY和SOME是同义词","关于SQL量词叙述正确的是______"]