Re: A new proof of the superiority of set oriented approaches: numerical/time serie linear interpolation

A long time ago, in a galaxy far, far away, Cimode <cimode_at_hotmail.com> wrote:
> I am sorry but I do not understand you anymore. What exactly is a
> *database state*?

That seems pretty clear: It's the combination of all of the facts in the DBMS at some point in time.

Thus, before some operation (INSERT/UPDATE/DELETE), the database as a whole has some total state; after that operation, it has a new total state that adds in the new modification.

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