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What is the Cartesian product of the table in SQL

What is the Cartesian product of the table in SQL

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1780169608831412 2021-10-16 14:29:53 589 分享 版权
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    The output of Cross Join is called a Cartesian product. It returns rows combining each row from the first table with each row of the second table. For Example, if we join two tables having 15 and 20 columns the Cartesian product of two tables will be 15×20=300 rows.

    2021-10-16 15:25:15
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