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What is the join where all possible row combinations are produced?(a) INNER JOIN(b) OUTER(c) NATURAL(d) CARTESIANI got this question in semester exam.Question is taken from Controlling How the Server Listens for Connections topic in division General MySQL Administration of MySQL

Answer»

Correct choice is (d) CARTESIAN

Explanation: In ‘cartesian product’, each row of each table is combined with each row in every other table to PRODUCE all POSSIBLE combinations. This produces a very LARGE number of rows since the number is the product of rows.



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