Tag database-theory - Dies ist Seite 4 - GeneraCodice

Why is a functional dependency described as a “one-to-many” relationship?

https://www.generacodice.com/de/articolo/2686087/why-is-a-functional-dependency-described-as-a-one-to-many-relationship
  database-theory
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What's the term that describes filtering query that makes use of indexes

https://www.generacodice.com/de/articolo/2668679/what-s-the-term-that-describes-filtering-query-that-makes-use-of-indexes
  sql-server  -  oracle  -  database-theory
dba.stackexchange dba.stackexchange

How to prove “A->B,C then A->B and A->C” from Armstrong Axioms

https://www.generacodice.com/de/articolo/2644392/how-to-prove-a-b-c-then-a-b-and-a-c-from-armstrong-axioms
  dependencies  -  primary-key  -  unique-constraint  -  database-theory  -  relational-theory
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Transaction recovery and rollback

https://www.generacodice.com/de/articolo/2605394/transaction-recovery-and-rollback
  recovery  -  database-theory  -  transaction
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Difference between candidate key & primary key

https://www.generacodice.com/de/articolo/2603122/difference-between-candidate-key-primary-key
  database-design  -  database-theory
dba.stackexchange dba.stackexchange

Proof that if a relation R is in 3NF and if every key in R is simple, then R is in BCNF?

https://www.generacodice.com/de/articolo/2581780/proof-that-if-a-relation-r-is-in-3nf-and-if-every-key-in-r-is-simple-then-r-is-in-bcnf
  normalization  -  database-theory
dba.stackexchange dba.stackexchange

B+ Tree structure with buckets (Begginer question)

https://www.generacodice.com/de/articolo/2571052/b-tree-structure-with-buckets-begginer-question
  database-theory  -  index
dba.stackexchange dba.stackexchange

Question about cost optimization formula for SELECT

https://www.generacodice.com/de/articolo/2523619/question-about-cost-optimization-formula-for-select
  optimization  -  database-theory
dba.stackexchange dba.stackexchange

Minimal 3NF normalization issues

https://www.generacodice.com/de/articolo/2516059/minimal-3nf-normalization-issues
  database-design  -  normalization  -  database-theory
dba.stackexchange dba.stackexchange

Why are multivalued dependencies named that way?

https://www.generacodice.com/de/articolo/2513623/why-are-multivalued-dependencies-named-that-way
  database-theory  -  relational-theory
dba.stackexchange dba.stackexchange
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