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hey everyone welcome back in this sql tutorial we are going to learn about the sql cross join so sql cross join is used to generate a paired combination of each row from first table with each row of the second table so for example in this particular diagram you will see that there are three items in this a section and this is b section right so say for example this is a table and this is b table and a table has three rows first one second one and third one and b has four rows so what cross join does is it will map each of the row of the first table which is a in this case so this square will be mapped with each of the rows of the second one so star star circle and the square right of the b so you'll see these arrows so each of this first will be mapped and returned so there'll be four items that will be mapped and returns four rows for the first one four rows for the second one and four rows for the third one so basically all these three rows in the first table will be mapped to each...
