With the RelaX relational algebra calculator, and using the UIBK Pizza database, write a relational algebra...
With the RelaX relational algebra calculator, and using the UIBK Pizza database, write a relational algebra expression that results in the names of all the people that eat pepperoni pizza at a pizzeria that does not serve cheese pizza.
Homework Answers
If you have any doubts, please give me comment...
name
(((
pizza =
'pepperoni' Eats) 
Serves) -
((pizza =
'cheese' Eats) Serves))
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With the RelaX relational algebra calculator, and using the UIBK
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