[lab-sql-2] Haissa

lab-sql-2.sql

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+USE SAKILA;
+
+-- Select all the actors with the first name ‘Scarlett’.
+SELECT *
+FROM SAKILA.ACTOR
+WHERE FIRST_NAME = 'SCARLETT'
+;
+
+-- Select all the actors with the last name ‘Johansson’.
+SELECT *
+FROM SAKILA.ACTOR
+WHERE LAST_NAME = 'JOHANSSON'
+;
+
+-- How many films (movies) are available for rent?
+SELECT RENTAL_DURATION, TITLE
+FROM SAKILA.FILM
+WHERE RENTAL_DURATION = 1
+;
+
+SELECT COUNT(FILM_ID)
+FROM SAKILA.FILM
+;
+
+
+-- How many films have been rented?
+SELECT COUNT(RENTAL_ID)
+FROM SAKILA.RENTAL
+;
+
+-- What is the shortest and longest rental period?
+SELECT RENTAL_DURATION AS SHORTEST_RENTAL, TITLE
+FROM SAKILA.FILM
+ORDER BY RENTAL_DURATION ASC
+LIMIT 5;
+
+SELECT RENTAL_DURATION AS LONGEST_RENTAL, TITLE
+FROM SAKILA.FILM
+ORDER BY RENTAL_DURATION DESC
+LIMIT 5;
+
+-- What are the shortest and longest movie duration? Name the values max_duration and min_duration.
+SELECT LENGTH AS MAX_DURATION, TITLE
+FROM SAKILA.FILM
+ORDER BY LENGTH DESC
+LIMIT 5
+;
+
+SELECT LENGTH AS MIN_DURATION, TITLE
+FROM SAKILA.FILM
+ORDER BY LENGTH ASC
+LIMIT 5
+;
+
+-- What's the average movie duration?
+SELECT AVG(LENGTH) AS MOVIE_DURATION
+FROM SAKILA.FILM;
+
+-- What's the average movie duration expressed in format (hours, minutes)?
+SELECT AVG(LENGTH)/60 AS MOVIE_DURATION
+FROM SAKILA.FILM;
+
+-- How many movies longer than 3 hours?
+SELECT LENGTH, TITLE
+FROM SAKILA.FILM
+WHERE LENGTH > 180
+ORDER BY LENGTH DESC
+;
+
+-- Get the name and email formatted. Example: Mary SMITH - mary.smith@sakilacustomer.org.
+SELECT CONCAT(LOWER(FIRST_NAME), ' ', UPPER(LAST_NAME)) AS CUST_NAME,
+CONCAT(LOWER(FIRST_NAME), '.', LOWER(LAST_NAME), '@sakilacustomer.org') AS CUST_EMAIL
+FROM SAKILA.CUSTOMER;
+
+-- What's the length of the longest film title?
+SELECT LENGTH, TITLE AS LONGEST_FILM 
+FROM SAKILA.FILM
+ORDER BY LENGTH DESC
+LIMIT 1
+;