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`SELECT DISTINCT` -- a(nother) disaster waiting to happenBy AntC5 RepliesLast post: 1 year ago · dandl
1 year ago
dandl
dandl
The intellectual curiosity of `NatJoin`, `InnerUnion`By AntC1 ReplyLast post: 1 year ago · tobega
1 year ago
tobega
tobega
Where can I find paper "Further Normalization of the Data Base Relational Model"?By VictorL3 RepliesLast post: 2 years ago · AntC
2 years ago
AntC
AntC
Looking for a reference/piece of terminology: 'generative' dependencies(?)By AntC6 RepliesLast post: 2 years ago · AntC
2 years ago
AntC
AntC
Codd 1970 'domain' does not mean Date 2016 'type' [was: burble about Date's IM]By AntC · 219 RepliesLast post: 2 years ago · Dave Voorhis
2 years ago
johnwcowan
johnwcowan
SUMMARIZE PER, OUTER JOIN and image relationsBy dandl · 47 RepliesLast post: 2 years ago · Dave Voorhis
3 years ago
AntC
AntC
How to resolve the type system-relational algebra mismatchBy dandl · 27 RepliesLast post: 3 years ago · Dave Voorhis
TTM's IM: a 'solution' to a question nobody asked; then how else to express squares are rectangles?By AntC · 19 RepliesLast post: 3 years ago · johnwcowan
3 years ago
johnwcowan
johnwcowan
Implicit assumptions in a toy example of view updatesBy Vadim8 RepliesLast post: 3 years ago · AntC
3 years ago
AntC
AntC