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Date:      Sun, 13 May 2001 22:30:54 +0200
From:      Roelof Osinga <roelof@nisser.com>
To:        Mike Meyer <mwm@mired.org>
Cc:        Nathan@Vidican.com, questions@FreeBSD.ORG
Subject:   Re: email to SQL
Message-ID:  <3AFEEEFE.D87158B@nisser.com>
References:  <15100.38970.996390.52851@guru.mired.org> <3AFDF4DE.1196C383@nisser.com> <15102.1715.514686.357518@guru.mired.org>

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Mike Meyer wrote:
> 
> ...
> z39.50 is a protocol for talking to structured text search engines.
> You've just barely touched on the kind of things it will allow you to

Yeah, I know. I once, ehm, thumbed the spec. Then put it on the pile
for later perusal at leisure. Probably somewhere next life <g>.

> Yup. An SQL server can do this very fast if you structure the database
> properly. But a search engine designed specifically for text will also
> do it very fast, without requiring either a DBA to set it up, or code
> outside the server to turn the text into indices.

Yeah, depends on the circumstances. Textfiles with grep do the trick
for me. That was for an ambulant mental institution that was thinking
about medical dossier automated access. Back in '84 or so. A bit before
the time was right.

Come to think of it, the time is again wrong. We've got gigahertz machines,
32 bit going on 64 bit processors, gigabytes internal memory never mind
external... That'll be some searchjob that needs inverted files today!
Like the documentation for a Boeing 757 <g>.

Roelof

PS wasn't Adabas designed around inverted files?

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