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Diferença de Sintaxe:


Quais diferenças nesses dois códigos, pois o resultado ao final é o mesmo:

Então quais são as diferenças, nos comandos utilizados?


SELECT orders.*
FROM orders
JOIN accounts
ON orders.account_id = accounts.id;




SELECT orders.*
FROM orders, accounts
WHERE orders.account_id = accounts.id;




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na prática, nenhuma.
outro exemplo:
select distinct cidade from clientes;
select cidade from clientes group by cidade;
produzem mesmo resultado.
mas há varios outros. SQL tem dessas coisas..

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