URI Problem 2613 Solution Cheap Movies - URI Online Judge Solution

URI Online Judge Solution 2613 Cheap Movies Using PostgreSQL Query Language.

In the past the studio has made an event where several movies were on sale, we want to know what movies these were. Your job to help us is to select the ID and name of movies whose price is less than 2.00.

Schema

movies
Column	Type
id (PK)	numeric
name	varchar
id_prices (FK)	numeric

prices
Column	Type
id (PK)	numeric
categorie	varchar
value	numeric

Tables

movies
id	name	id_prices
1	Batman	3
2	The Battle of the Dark River	3
3	White Duck	5
4	Breaking Barriers	4
5	The Two Hours	2

prices
id	categorie	value
1	Releases	3.50
2	Bronze Seal	2.00
3	Silver Seal	2.50
4	Gold Seal	3.00
5	Promotion	1.50

Output Sample

id	name
3	White Duck

URI 2613 Solution in SQL:


SELECT movies.id,movies.name
FROM movies
INNER JOIN prices ON movies.id_prices=prices.id
WHERE prices.value < 2.00

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