Notes
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Kumar Shubham
1)
create database Movie_db;
use Movie_db;
create table Rating(id int primary key,
rating int, user_id int, movie_id int);
create table Users( id int primary key,
first_name varchar(50), last_name varchar(50),
email varchar(50));
create table Tags( id int primary key,
tag varchar(50), user_id int, movie_id int);
create table Movies(id int primary key,
name varchar(50), description varchar(50));
2)
insert into rating values(1, 2.5, 123, 12)
insert into rating values(2, 3.0, 456, 13)
insert into rating values(3, 4.0, 789, 14)
insert into rating values(4, 4.5, 101, 15)
insert into Users values(1,'Kumar', 'Aryan', '[email protected]')
insert into Users values(2,'Jhon', 'Wick', '[email protected]')
insert into Users values(3,'Wasim', 'Akram', '[email protected]')
insert into Users values(4,'Umran', 'Malik', '[email protected]')
insert into Tags values(1,'Horror', 'k_Aryan', 12)
insert into Tags values(2,'Comedy', 'J_Wick', 13)
insert into Tags values(3,'Action', 'W_Akram', 14)
insert into Tags values(4,'Thriller', 'U_Malik', 15)
insert into Movies values(1,'Ghost Diary', 'it's a Horror movie')
insert into Movies values(2,'Bhagam Bhag', 'it's a Comedy movie')
insert into Movies values(3,'Dhoom 2', 'it's a Action movie')
insert into Movies values(4,'Drishyam', 'it's a Thriller movie')
3)
CREATE PROCEDURE SP_RATING_USERS_TAGS_MOVIES
AS
BEGIN
SELECT
a.rating, f.first_name, t.tag, n.name from
Ratings a join Users c on a.id= c.id
join Tags o on o.id = a.id
join Movies b on b.id = o.id
join Ratings d on d.id = c.id
END
EXEC SP_RATING_USERS_TAGS_MOVIES
4)
CREATE PROCEDURE SP_Para_Name @rating int, @first_name varchar(50)
AS
BEGIN
SELECT r.rating, u.user_id, f.first_name, e.email
From Ratings a join Users b on a.id=b.id
where r.rating= @rating
and f.first_name= @first_name
END
declare @first_name varchar(50)
exec SP_Para_Name
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