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What's the difference between INNER JOIN and a join in the WHERE clause (... =...) ?
2 ответов
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"INNER JOIN" clause join tables and WHERE filter data, but you can use WHERE for join tables, but if you want join 2 tables and filter specific records,for example, SELECT * FROM 'cat' INNER JOIN 'dog' ON 'cat.id' = 'dog.id' WHERE 'cat.color' = 'black';
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both of them are same