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Some Considerations for Assigning a Primary Key

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Steve Schapel View Drop Down
Microsoft MVP
Microsoft MVP

Joined: 04 Jul 2009
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    Posted: 04 Jul 2009 at 12:19pm
Some Considerations for Assigning a Primary Key in a Database Table
Database developers must decide on how they will allocate primary keys in their database tables.

There are many developers who have strong beliefs about this or that way to do it.  In particular, concerning the usage of artificial or surrogate fields.

There simply is no consensus on that question, and a definitive statement on it is therefore not possible.  I will certainly reveal my own preferences, but it is not my primary intention here to argue the relative merits of natural versus surrogate keys.

Instead, the focus here is on attempting to clarify the questions that the developer needs to take into account, and to dispel some of the confusion that I often see around this subject...

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