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  • Normalization and How to Know When You Are Done… The short version…

    A while back, I was working on a short article about Normalization for a book that never got published (admittedly I wasn’t getting paid for the article, and it wasn’t for charity, so I wasn’t that broken up over it.)  The task at hand was to, in 2 pages or less, describe the process of normalization and help you to know when you have ...
    Posted to Louis Davidson (Weblog) by drsql on May 29, 2011
  • Denormalize with consciousness (aka Constraint are not an option)

    Today I had to help a customer to make their upgraded invoicing system to work correctly…and as quite often, the source of the problem was a bad denormalization. From now on, each time I can do it without revelaing too much of the customer, I’ll try to write a post so to it will be clear to anyone (developers in particular) what are the dangers ...
    Posted to Davide Mauri (Weblog) by manowar on August 2, 2010
  • The second pillar - Normal

    The first pillar was easy, since no reasonable person is going to argue that having a design that is not coherent is desirable. No matter what the type of system, any design that isn’t easy to understand is likely to be a bad design (obvious caveats are that it must be understandable to other people of a given level of intelligence in the given ...
    Posted to Louis Davidson (Weblog) by drsql on March 1, 2009
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