Question

Relational Algebra, find every author who co-authored with every other?

score 933 · Answer 1 · 2026-02-25 12:22:30

933

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Relational Algebra, find every author who co-authored with every other?

Published on 25 Feb 2026 - 12:22

score 49 · Answer 2 · 2026-02-25 12:15:24

49

Views

Equivalence between Basic Relational Algebra

Published on 25 Feb 2026 - 12:15

score 481 · Answer 3 · 2026-02-25 12:16:07

481

Views

Relational Algebra Operator Tree

Published on 25 Feb 2026 - 12:16

score 66 · Answer 4 · 2026-02-25 12:23:18

66

Views

Is it legal to use the cardinality of a universal quantifier in relational calculus?

Published on 25 Feb 2026 - 12:23

score 29 · Answer 5 · 2026-02-25 12:19:45

29

Views

Such thing as inverse/undo "search" or "filter" operator

Published on 25 Feb 2026 - 12:19

score 204 · Answer 6 · 2026-03-23 12:31:20

204

Views

How to find exactly $2$ events that from events list that meet certain criteria in tuple relational calculus?

Published on 23 Mar 2026 - 12:31

score 120 · Answer 7 · 2026-02-25 12:23:07

120

Views

Why are homomorphisms of graphs/relations defined the way they are?

Published on 25 Feb 2026 - 12:23

score 130 · Answer 8 · 2026-02-25 12:20:32

130

Views

Is there a name for this sort-of-inverse function?

Published on 25 Feb 2026 - 12:20

score 114 · Answer 9 · 2026-02-25 12:21:09

114

Views

Difference between $A\to B\to C$ and $A\to(B\to C)$

Published on 25 Feb 2026 - 12:21

score 43 · Answer 10 · 2026-02-25 12:18:26

43

Views

Functional dependency - adding any attribute to X will still yield a FD?

Published on 25 Feb 2026 - 12:18

score 362 · Answer 11 · 2026-02-25 14:01:41

362

Views

Relational Algebra : Cross Product of a Relation with Table-Dum & Table-Dee

Published on 25 Feb 2026 - 14:01

score 240 · Answer 12 · 2014-09-27 07:12:11

240

Views

fastest and most efficent way to count all combinations in many sets and sum them together

Published on 27 Sep 2014 - 7:12

score 35 · Answer 13 · 2020-01-24 19:35:24

35

Views

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

Published on 24 Jan 2020 - 19:35

score 859 · Answer 14 · 2020-01-26 00:00:45

859

Views

Distributivity of projection in relational algebra

Published on 26 Jan 2020 - 0:00

score 1.6k · Answer 15 · 2020-01-28 12:43:12

1.6k

Views

Selection operator in relational algebra.

Published on 28 Jan 2020 - 12:43

List Question

Relational Algebra, find every author who co-authored with every other?

Equivalence between Basic Relational Algebra

Relational Algebra Operator Tree

Is it legal to use the cardinality of a universal quantifier in relational calculus?

Such thing as inverse/undo "search" or "filter" operator

How to find exactly $2$ events that from events list that meet certain criteria in tuple relational calculus?

Why are homomorphisms of graphs/relations defined the way they are?

Is there a name for this sort-of-inverse function?

Difference between $A\to B\to C$ and $A\to(B\to C)$

Functional dependency - adding any attribute to X will still yield a FD?

Relational Algebra : Cross Product of a Relation with Table-Dum & Table-Dee

fastest and most efficent way to count all combinations in many sets and sum them together

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

Distributivity of projection in relational algebra

Selection operator in relational algebra.

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