Computer Science > Lab Report > Seneca CollegeDBS 211DBS211_Lab05_Solutions.100% SCORE (All)

Seneca CollegeDBS 211DBS211_Lab05_Solutions.100% SCORE

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/* Purpose: DBS201 Lab 5 */ SET AUTOCOMMIT ON; -- -------------------------------------------------------------------------------- --------------------------------------- -- Q1 Create table as ... shown on lab handout DROP TABLE L5_movies; CREATE TABLE L5_movies ( mID int Primary Key, title varchar(35) not null, releaseYear int not null, director int not null, score decimal(3,2) check(score between 0 AND 5) ); DROP TABLE L5_actors; CREATE TABLE L5_actors ( aID int Primary Key, firstName varchar(20) not null, lastName varchar(30) not null ); DROP TABLE L5_castings; CREATE TABLE L5_castings ( movieID int, actorID int, Primary Key (movieID, actorID) ); DROP TABLE L5_directors; CREATE TABLE L5_directors ( directorID int, firstName varchar(20) not null, lastName varchar(30) not null, Primary Key (directorID) ); -- -------------------------------------------------------------------------------- --------------------------------------- -- Q2 ALTER TABLE L5_movies ADD CONSTRAINT movie_directors_fk FOREIGN KEY (director) REFERENCES L5_directors(directorID); -- -------------------------------------------------------------------------------- --------------------------------------- -- Q3 ALTER TABLE L5_movies ADD CONSTRAINT moviename_unq UNIQUE (title); -- -------------------------------------------------------------------------------- --------------------------------------- -- Q4 INSERT ALL INTO L5_directors VALUES (1010, 'Rob', 'Minkoff') INTO L5_directors VALUES (1020, 'Bill', 'Condon') INTO L5_directors VALUES (1050, 'Josh', 'Cooley') INTO L5_directors VALUES (2010, 'Brad', 'Bird') INTO L5_directors VALUES (3020, 'Lake', 'Bell') SELECT * FROM dual; INSERT ALL [Show More]

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