Algebra Relacional

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How to emulate relational algebra division operator in SQL

DONE

I found this recently among my files while preparing a lecture on SQL for my Database Systems course. I wrote this on October 2010 and have not checked it since then, but I believe in the correctness of the information.

To my spanish readers, I ask for your forgiveness, I need to write a few things in english from time to time to avoid getting clogged (Is it "clogged" the right word?).


Citas...

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