Multivalued Dependency - Interesting Properties

Interesting Properties

  • If, Then
  • If and, Then
  • If and, then

The following also involve functional dependencies:

  • If, then
  • If and, then

The above rules are sound and complete.

  • A decomposition of R into (X, Y) and (X, R − Y) is a lossless-join decomposition if and only if X Y holds in R.

Read more about this topic:  Multivalued Dependency

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