If I will pass Null key to Join components, then what will be output?

If I am having two table- customer and transaction. I am having 100 rows and 10 columns and I want to perform the join with NULL key, then how much output records I will get?

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May 6th, 2015
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Abinitio

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Kiran

May 8th, 2015

If you are passing null key to Join component , you will get Cartesian product (input1 records X input2 records).
Thanks in Advance.