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Cartesian Product

The set of rows resulting from concatenating each row in one table with each row in the other.

Relation R

Relation S

X Y

7 aaa

8 bbb

9 ccc

X Y

4 xxx

5 yyy

6 zzz

R × S

RX	RY	SX	SY
7	aaa	4	xxx
7	aaa	5	yyy
7	aaa	6	zzz
8	bbb	4	xxx
8	bbb	5	yyy
8	bbb	6	zzz
9	ccc	4	xxx
9	ccc	5	yyy
9	ccc	6	zzz

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