what is the difference between group and having
give an example with query and sample output
Answer Posted / krishna murari chaubey
You Have two table person and friend
create table person(id int,pname varchar(20),gender varchar(3))
insert into person(id,pname,Gender)values(1,'krishna','m')
insert into person(id,pname,Gender)values(2,'Radha','f')
insert into person(id,pname,Gender)values(3,'Anamika','f')
insert into person(id,pname,Gender)values(4,'raj','m')
insert into person(id,pname,Gender)values(5,'suhani','f')
insert into person(id,pname,Gender)values(6,'ravi','m')
create table friend(id int,fid int)
insert into friend(id,fid)values(1,2)
insert into friend(id,fid)values(1,3)
insert into friend(id,fid)values(1,5)
insert into friend(id,fid)values(2,3)
insert into friend(id,fid)values(1,4)
insert into friend(id,fid)values(1,6)
insert into friend(id,fid)values(6,2)
insert into friend(id,fid)values(6,3)
insert into friend(id,fid)values(3,2)
insert into friend(id,fid)values(3,2)
insert into friend(id,fid)values(3,1)
find person who is male and having more than two female friend
Asnswer : -
select id,count(fid) as numberOfFemaleFriend from friend where fid in(select id from person where gender='f')
and id in (select id from person where gender='m' )
group by id having count(fid) >2
OR You can use Inner Join
select f.id,p.pname,count(f.fid) as numberOfFemaleFriend
from person p
inner join friend f
on p.id=f.id and p.gender='m' and f.fid in
(select id from person where gender='f')
group by f.id,p.pname having(count(f.fid)>2)
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
How do I make a resultset scrollable?
What is merge replication?
What is a constant or literal in ms sql server?
Define master database?
How do you test your database? : sql server database administration
What are the different types of replication are there in sql server 2000?
What is a filestream?
What is an indexing strategy?
What is server-level principal?
Which is better statement or preparedstatement?
which backup strategy you are following at ur company
What are advantages of ssrs or why we should use ssrs?
Explain triggers in sql?
How to divide query output into multiple groups with the group by clause in ms sql server?
What is analysis service repository?