May Post @All Analytics
What you need to know for the purposes of this discussion is that tables
that bundle multiple entity classes have certain drawbacks.
Normalization is a design repair procedure that unbundles the
classes -- the columns representing attributes pertaining to each class
-- each into its own table. This is possible if and only if there is no
data lost or made spurious in the process -- that is, when a bundling of
table A is mathematically equivalent to the joins of its unbundled
projection tables B and C.
Read it all. (And please comment there, not here)
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