GKM_JOIN, Sql Server

GKM_JOIN

create table student(s_id int primary key, 
                      s_name varchar(20));
insert into student values(1, 'Jack');
insert into student values(2, 'Rithvik');
insert into student values(3, 'Jaspreet');
insert into student values(4, 'Praveen');
insert into student values(5, 'Bisa');
insert into student values(6, 'Suraj');
create table marks(school_id int primary key, s_id int, 
                       score int, status varchar(20));
insert into marks values(1004, 1, 23, 'fail');
insert into marks values(1008, 6, 95, 'pass');
insert into marks values(1012, 2, 97, 'pass');
insert into marks values(1016, 7, 67, 'pass'); 
insert into marks values(1020, 3, 100, 'pass');
insert into marks values(1025, 8, 73, 'pass');
insert into marks values(1030, 4, 88, 'pass');
insert into marks values(1035, 9,  13, 'fail');
insert into marks values(1040, 5,  16, 'fail');
insert into marks values(1050, 10, 53, 'pass');                  
create table details(address_city varchar(20), email_ID varchar(20), 
                      school_id int, accomplishments varchar(50));
insert into details values('Banglore',  'jsingh@geeks.com', 
                                1020, 'ACM ICPC selected');
insert into details values('Hyderabad', 'praveen@geeks.com', 
                                1030, 'Geek of the month');
insert into details values('Delhi',     'rithvik@geeks.com', 
                                    1012, 'IOI finalist');
insert into details values('Chennai',   'om@geeks.com', 
                                 1111, 'Geek of the year');
insert into details values('Banglore', ' suraj@geeks.com',
                                 1008, 'IMO finalist');
insert into details values('Mumbai',    'sasukeh@geeks.com',
                                  2211, 'Made a robot');
insert into details values('Ahmedabad', 'itachi@geeks.com',
                               1172, 'Code Jam finalist');
insert into details values('Jaipur',    'kumar@geeks.com',
                                   1972, 'KVPY finalist');
select *from student;
select *from marks;
select *from details;
select s_name, score, status, address_city, accomplishments, email_ID from student inner join marks on student.s_id = marks.s_id inner join details on marks.school_id=details.school_id;

select s_name,school_id,score,status from student s join marks m on s.s_id=m.s_id where m.status = 'pass' order by s.s_id;

select *from student s right join marks m on s.s_id=m.s_id order by m.s_id;

select *from student, marks;

select *from details;

select address_city, count(*) as duplicat from details group by address_city HAVING count(*) > 1;

select s_id from student union select s_id from marks;

select *from student s full join marks m on s.s_id=m.s_id full join details d on m.school_id=d.school_id where m.status='pass';


run \| edit \| history \| help	0

λ

                                      .NET NoSQL database for rapid development