Question

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

score 941 · Answer 1 · 2026-04-25 16:42:49

941

Views

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

Published on 25 Apr 2026 - 16:42

score 57 · Answer 2 · 2026-04-25 12:26:30

57

Views

Equivalence between Basic Relational Algebra

Published on 25 Apr 2026 - 12:26

score 488 · Answer 3 · 2026-04-25 22:32:50

488

Views

Relational Algebra Operator Tree

Published on 25 Apr 2026 - 22:32

score 73 · Answer 4 · 2026-04-25 18:05:10

73

Views

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

Published on 25 Apr 2026 - 18:05

score 38 · Answer 5 · 2026-04-25 18:54:33

38

Views

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

Published on 25 Apr 2026 - 18:54

score 225 · Answer 6 · 2026-04-26 06:06:15

225

Views

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

Published on 26 Apr 2026 - 6:06

score 128 · Answer 7 · 2026-04-25 06:07:05

128

Views

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

Published on 25 Apr 2026 - 6:07

score 139 · Answer 8 · 2026-04-26 01:47:25

139

Views

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

Published on 26 Apr 2026 - 1:47

score 123 · Answer 9 · 2026-04-25 10:19:58

123

Views

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

Published on 25 Apr 2026 - 10:19

score 50 · Answer 10 · 2026-04-25 06:38:41

50

Views

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

Published on 25 Apr 2026 - 6:38

score 374 · Answer 11 · 2026-04-25 13:32:37

374

Views

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

Published on 25 Apr 2026 - 13:32

score 249 · Answer 12 · 2026-05-10 11:21:00

249

Views

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

Published on 10 May 2026 - 11:21

score 42 · Answer 13 · 2026-05-10 11:20:52

42

Views

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

Published on 10 May 2026 - 11:20

score 867 · Answer 14 · 2026-05-10 11:20:40

867

Views

Distributivity of projection in relational algebra

Published on 10 May 2026 - 11:20

score 1.6k · Answer 15 · 2026-05-10 11:18:13

1.6k

Views

Selection operator in relational algebra.

Published on 10 May 2026 - 11:18

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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