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URI Problem 2622 Solution Legal Person - URI Online Judge Solution


URI Online Judge Solution 2622 Legal Person Using PostgreSQL Query Language. 
The sales industry wants to make a promotion for all clients that are legal entities. For this you must display the name of the customers that are legal entity.

Schema

customers
ColumnType
id (PK)numeric
namecharacter varying (255)
streetcharacter varying (255)
citycharacter varying (255)
statechar (2)
credit_limitnumeric
 
legal_person
ColumnType
id_customers (FK)numeric
cnpjchar (18)
contactcharacter varying

Tables

customers
idnamestreetcitystatecredit_limit
1Nicolas Diogo CardosoAcesso UmPorto AlegreRS475
2Cecília Olivia RodriguesRua Sizuka UsuyCianortePR3170
3Augusto Fernando Carlos Eduardo CardosoRua Baldomiro KoerichPalhoçaSC1067
4Nicolas Diogo CardosoAcesso UmPorto AlegreRS475
5Sabrina Heloisa Gabriela BarrosRua Engenheiro Tito Marques FernandesPorto AlegreRS4312
6Joaquim Diego Lorenzo AraújoRua VitorinoNovo HamburgoRS2314
 
legal_person
id_customerscnpjcontact
48588384200019199767-0562
54777384800011799100-8965

Output Sample

name
Nicolas Diogo Cardoso
Sabrina Heloisa Gabriela Barros
 

URI 2622 Solution in SQL:


SELECT name 
FROM customers 
WHERE id IN (SELECT id_customers FROM legal_person)
Labels:

Comments

  1. UnknownDecember 18, 2021 at 10:30 PM

    select customers.name from customers inner join
    legal_person on customers.id = id_customers.legal_person;

    is it valid???pls help

    ReplyDelete

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