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stub for binary operations

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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@119 014f5005-505e-4b48-8d0a-63407b615a7c
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LtWorf 2009-04-01 13:40:21 +00:00
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complexity
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@ -72,3 +72,25 @@ Notation
the new tuple was already added to the new relation. And this brings the new tuple was already added to the new relation. And this brings
the complexity to O((|n|*f)²). the complexity to O((|n|*f)²).
2. BINARY OPERATORS
Relational defines nine binary operations, and they will be studied
in this section.
2.1 Product
2.2 Intersection
2.3 Difference
2.4 Union
2.5 Thetajoin
2.6 Outher
2.7 Outher_left
2.8 Outher_right
2.9 Join