Karl Koch sagte:
> Hi all,
>
> why does the boolean query have a "required" and a "prohited" field
> (boolean
> value)? If something is required it cannot be forbidden and otherwise? How
> does this match with the Boolean model we know from theory?

What if required and prohibited are both off? That's somthing we need.

>
> Are there differences between Lucene and the Boolean model in theory?

To save three conditions you have to take at least 2 bits. That's for the
theory.


Kind regards

Thomas

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