List questions from relation-algebra | MathQa

Relational Algebra: Finding duplicates in a specific attribute of a relation

Published on 03 Jun 2025 - 11:18

Relational Database Reductions

Published on 03 Jun 2025 - 6:56

Converting between relational calculus and relational algebra

Published on 02 Jun 2025 - 12:47

Proving equivalence relation for 7 | (3a + 4b)

Published on 03 Jun 2025 - 14:30

E1 and E2 are equivalent then they are "almost equivalent"

Published on 03 Jun 2025 - 2:52

Relational Aglebra, dont know what to do!

Published on 02 Jun 2025 - 10:45

Can a tuple be defined as an instance of a relationship?

Published on 03 Jun 2025 - 20:34

I am confused about this notation for matrix representation.

Published on 03 Jun 2025 - 21:42

$(\text{even}/\text{even})\times \text{even} = \text{odd}$?

Published on 02 Jun 2025 - 18:44

Formal name for operands of a join or join-like operation?

Published on 02 Jun 2025 - 22:53