标签database-normalization - 这是页1 - GeneraCodice

Finding a relation in 3NF but not in BCNF

https://www.generacodice.com/cn/articolo/13696627/finding-a-relation-in-3nf-but-not-in-bcnf
  database  -  database-normalization  -  3nf  -  functional-dependencies  -  bcnf
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How to convert postgres column type from string to float

https://www.generacodice.com/cn/articolo/13646461/how-to-convert-postgres-column-type-from-string-to-float
  ruby-on-rails  -  postgresql  -  activerecord  -  database-normalization  -  floating-point-conversion
StackOverflow StackOverflow

Lossless Join and Decomposition From Functional Dependencies

https://www.generacodice.com/cn/articolo/13626109/lossless-join-and-decomposition-from-functional-dependencies
  join  -  relational-algebra  -  database-normalization  -  functional-dependencies  -  lossless
StackOverflow StackOverflow

Is this relation in 3NF as well as in BCNF?

https://www.generacodice.com/cn/articolo/13622503/is-this-relation-in-3nf-as-well-as-in-bcnf
  database-normalization  -  3nf  -  bcnf
StackOverflow StackOverflow

Decomposing into 2NF

https://www.generacodice.com/cn/articolo/13379725/decomposing-into-2nf
  database  -  normalization  -  database-normalization
StackOverflow StackOverflow

Normalization: What does "repeating groups" mean?

https://www.generacodice.com/cn/articolo/13290007/normalization-what-does-repeating-groups-mean
  database  -  database-design  -  database-normalization
StackOverflow StackOverflow

If an attribute is dependent on a composite of two attributes, then is this a functional dependency?

https://www.generacodice.com/cn/articolo/13271905/if-an-attribute-is-dependent-on-a-composite-of-two-attributes-then-is-this-a-functional-dependency
  rdbms  -  database-normalization  -  transitive-dependency
StackOverflow StackOverflow

How to normalize the following tables to 3NF

https://www.generacodice.com/cn/articolo/13161913/how-to-normalize-the-following-tables-to-3nf
  database-normalization
StackOverflow StackOverflow

Is this example 5th normal form?

https://www.generacodice.com/cn/articolo/13154275/is-this-example-5th-normal-form
  database  -  normalization  -  database-normalization
StackOverflow StackOverflow

Is a fact table in normalized or de-normalized form?

https://www.generacodice.com/cn/articolo/12940717/is-a-fact-table-in-normalized-or-de-normalized-form
  reporting  -  business-intelligence  -  data-warehouse  -  database-normalization
StackOverflow StackOverflow
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