[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fdrpf3R2UdP05eiHIvyerTxFCOQlc45Zb7FEsXXRIUvA":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-11 04:25:35",259097022,[8,9,10,11],"追加查询","更新查询","删除查询","生成表查询",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},50,"8d8c9c6545bf1e2566ca7546fe778ebf","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1e48361b00f3ee2086f4e259ed792b.jpg","数据库智能技术及应用","work_48113199","第4章 查询","若要调整产品的价格,下列查询方法中最便利的方式是",[21,32,41,50,59,68,77,86,95,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],259097014,[25,26,27,28],"性别为'女'并且工资额大于2000的记录","性别为'女'或者工资额大于2000的记录","性别为'女',并非工资额大于2000的记录","性别为'女'或工资额大于2000,且二者择一的记录","条件&quot;性别='女' Or 工资额&gt;2000&quot;的含义是","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],259097015,[36,37,38,39],"工资额等于2000","工资额大于2000","工资额小于等于2000","工资额小于2000","条件&quot;not工资额&gt;2000&quot;的含义是",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],259097016,[45,46,47,48],"姓名 like&quot;*雪*&quot;","姓名 like \\[!雪\\]","姓名= &quot;*雪*&quot;","姓名==&quot;雪*&quot;","若姓名是文本型字段,要查找名字中含有&quot;雪&quot;的记录,应该使用的条件表达式是",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],259097017,[54,55,56,57],"&gt;69 Or &lt;80","Between 70 And 80","&gt;=70 And &lt;80","In(70,79)","在学生成绩表中,查询成绩为70-80分之间(不包括80)的学生信息.正确的条件设置是",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],259097018,[63,64,65,66],"SELECT COUNT() AS 人数,AVG(YEAR(出生年 月))AS 平均年龄 FROM Students","SELECT COUNT(*) AS 人数,AVG(YEAR(出生年月))AS平均年龄FROM Students","SELECT COUNT(*) AS 人数,AVG(YEAR(DATE ())-YEAR(出生年月))AS 平均年龄 FROM Students","SELECT COUNT ( ) AS 人数,AVG(YEAR( DATE ())-YEAR(出生年月))AS 平均年龄 FROM Students","有关系模型Students(学号,姓名,性别,出生年月),要统计学生的人数和平均年龄应使用的语句是",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],259097019,[72,73,74,75],"分组依据","对查询进行排序","列表","选择行条件","Access数据库中,SQL查询中的Group By子句的作用是",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],259097020,[81,82,83,84],"TO","INTO","ORDER BY","GROUP BY","用Select语句实现生成表查询时,必须包含的子句是",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],259097021,[90,91,92,93],"&gt;=#1990-1-1# And &lt;=#1990-12-31#","&gt;=#1990-7-1# And &lt;=#1990-12-30#","Between #1990-7-1# And #1990-12-31#","&gt;#1990-7-1# And &lt;#1991-1-1#","要查询1990年下半年出生的人员,在查询设计视 图的&quot;出生日期&quot;列的条件单元格中可输人的条件表达式是",{"answer":96,"createTime":5,"id":6,"options":97,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":99,"createTime":5,"id":100,"options":101,"question":103,"source":30,"type":31},[],259097023,[10,11,8,102],"交叉表查询","将表&quot;学生名单2&quot;的记录复制到表&quot;学生名单1&quot; 中,且不删除表&quot;学生名单1&quot;中的记录,可使用的查询方式是"]