Important Points About CROSS JOIN

  • CROSS JOIN performs the cross-product of records from two or more joined tables.
  • It is used when we want every possible combination of rows to be present in a database’s tables. 
  • SQL CROSS JOIN with condition of WHERE Clause operates as an INNER JOIN; when used without one, it produces the cartesian product of all the rows from all the tables provided in the SQL query.
  • CROSS JOIN is different from other join types like INNER JOIN, LEFT JOIN, and RIGHT JOIN, as it does not require a matching condition between the tables.

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SQL CROSS JOIN

SQL CROSS JOIN returns all the records from the left and right tables. CROSS JOIN returns a combination of each row in the left table paired with each row in the right table.

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CROSS JOIN in SQL

Cross Join in SQL produces a result set that contains the cartesian product of two or more tables. Cross join is also called a Cartesian Join....

Syntax

SELECT * FROM table1 CROSS JOIN table2;...

SQL CROSS JOIN Example

Let’s look at some examples of CROSS JOIN statement in SQL to understand it’s working....

Important Points About CROSS JOIN

CROSS JOIN performs the cross-product of records from two or more joined tables.It is used when we want every possible combination of rows to be present in a database’s tables. SQL CROSS JOIN with condition of WHERE Clause operates as an INNER JOIN; when used without one, it produces the cartesian product of all the rows from all the tables provided in the SQL query.CROSS JOIN is different from other join types like INNER JOIN, LEFT JOIN, and RIGHT JOIN, as it does not require a matching condition between the tables....

Frequently Asked Questions on SQL CROSS JOIN

When to use the CROSS JOIN in SQL?...

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