List questions from relation-algebra | MathQa

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

Published on 12 Jan 2025 - 22:14

Relational Database Reductions

Published on 12 Jan 2025 - 18:36

Converting between relational calculus and relational algebra

Published on 12 Jan 2025 - 22:07

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

Published on 12 Jan 2025 - 21:47

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

Published on 12 Jan 2025 - 22:04

Relational Aglebra, dont know what to do!

Published on 12 Jan 2025 - 21:46

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

Published on 12 Jan 2025 - 22:02

I am confused about this notation for matrix representation.

Published on 12 Jan 2025 - 22:07

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

Published on 12 Jan 2025 - 21:53

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

Published on 12 Jan 2025 - 22:05