题目内容
（请给出正确答案）
[单选题]
通过代码FROM rIN db.Product GROUP r BY r.Categoryld得出的错误结论是（)
A.数据表的名称为Product
B.这段代码的作用是对数据表中的数据进行分组
C.数据库的名称为db
D.数据表中含有Categoryld字段
查看答案
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A.数据表的名称为Product
B.这段代码的作用是对数据表中的数据进行分组
C.数据库的名称为db
D.数据表中含有Categoryld字段
如果结果不匹配，请 联系老师 获取答案
更多“通过代码FROM rIN db.Product GROUP …”相关的问题
An unlucky Singaporean thief picked up six years of hard labor after the unique(独特的)ring of the mobile phone he stole led police straight to him. Pretending to be a police detective, Rahman Magundario robbed two teenagers in a park, told them to turn their backs and stole the $140 phone, court documents show. If he had chosen another target(目标)in the mobile mad city state, he might have got off the hook. His number was up a short while later when the victim(受害人) heard the characteristic tune he had programmed into the phone. An unsuspecting buyer, who paid $ 70 in a coffee shop for what he thought was Magundario's mobile, pointed the thief to the police. The 39-year-old was sentenced for threatening the teenagers and pretending a police officer. "He got six years of corrective training," a court official said. "It's worse than a prison sentence."
It can be learned from the text that Magundario ______.
A．stole the phone for money
B．sold the mobile phone for its unique ring
C．pretended a police officer because he looked like a policeman
D．stole the phone because he like the ring
A.SELECTSUM(现钞买入价﹡持有数量)As人民币价值FROM持有数,外汇名;WHERE外汇名.外币代码=持有数.外币代码AND姓名="陆凭凭"
B.SELECTSUM(现钞买入价﹡持有数量)AS人民币价值FROM持有数,外汇名;WHERE外汇名.外币代码=持有数.外币代码FOR姓名="陆凭凭"
C.SELECTCOUNT(现钞买入价﹡持有数量)AS人民币价值FROM持有数,外汇名;WHERE外汇名.外币代码=持有数.外币代码AND姓名="陆凭凭"
D.SELECTCOUNT(现钞买入价﹡持有数量)AS人民币价值FROM持有数,外汇名;WHERE外汇名.外币代码=持有数.外币代码FOR姓名="陆凭凭"
Insurance Direct phoned: re your call, could you return form. by 28 September？
A．Please ring Insurance Direct back about the form. before 28 September.
B．Send back the insurance form. that you phoned about before 28 September.
C．Insurance Direct have acknowledged receipt of your form. dated 28 September.
假设Course表有4列，为了使列表框显示Course表的内容，以下列表框List1的Init事件代码不正确的是( )。
A．This.RowSourceType=2
This.RowSource="Course"
This.ColumnCount=4
B．This.RowSourceType=3
This.RowSource="Select * From Course"
This.ColumnCount=4
C．PUBLIC Temparr(1)
Select * From Course INTO ARRAY Temparr
This.RowSourceType=5
This．RowSource="Temparr"
This.ColumnCount=4
D．This.RowSourceType=3
This.RowSource="Select * From Course Into Cousor Temp1"
This.ColumnCount=4
A.SELECT 专业 AS SUBS(学号,3,2),平均分 AS AVG(成绩)FROM 选课 WHERE 课程号="101"GROUP BY 专业
B.SELECT SUBS(学号,3,2)AS 专业,AVG(成绩)AS 平均分 FROM 选课 WHERE 课程号="101"GROUP BY 1
C.SELECT SUBS(学号,3,2)AS 专业,AVG(成绩)AS 平均分 FROM 选课 WHERE 课程号="101"ORDER BY 专业
D.SELECT 专业 AS SUBS(学号,3,2),平均分 AS AVG(成绩)FROM 选课 WHERE 课程号="101"ORDER BY 1
A.select count(all) from emp
B.select count(*) from emp
C.select count(emp_id) from emp
D.select count(1) from emp
