Questions tagged [database-theory]

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11 votes
3 answers
2k views

Higher categories as data structures

Still wading through higher category theory. I find the subject a bit intimidating, not so much for technical reasons, but because I lack sufficient intuition as to the motivation(s)/heuristics one ...
Mirco A. Mannucci's user avatar
7 votes
4 answers
12k views

Math behind databases management and SQL ?

Are there some mathematical theories/theorems/... behind modern development of database management systems and in particular of SQL ? I am refreshing my knowledge of these things which are quite down-...
Alexander Chervov's user avatar
2 votes
0 answers
353 views

Surveys of relational algebra and calculus

Can anyone point me to short survey articles of mathmatical expositions of Codd's relational algebra and calculus (from database theory)? I suspect there's some straightforward categorical ...
Tom Ellis's user avatar
  • 2,775
1 vote
1 answer
47 views

Represent multivariate data [closed]

I am not sure if this is the best place for my question. Please delete if it is not, but I would really appreciate some suggestions. I want to graphically represent multivariate data. I have 7 ...
Jonathan F's user avatar