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Dittonamed's List: DB Design & Theory - General

    • The first normal form (or 1NF) requires that the values in each column of a table are atomic. By atomic we mean that there are no sets of values within a column.
    • From a performance point of view, an integer used as a surrogate primary key can often provide better performance in a join than a composite primary key across several columns.
      • this disproves another article ive recently read

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