NULL - The database's black hole This is an off-site link.  Please review our Terms of Service for additional information.

(Hugo Kornelis) I once read a scientific article on black holes that started of on the observation that, since a hole is the absence of anything and black is invisible in space, a black hole is in fact an invisible nothing – so what the heck are we talking about? Well, almost the same can be said about NULL in databases.

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