Re: Cost Vs. Rules Based Optimizers

From: NRaden <nraden_at_aol.com>
Date: 22 Jan 1995 23:15:09 -0500
Message-ID: <3fvagd$s0s_at_newsbf02.news.aol.com>


In Message-ID: <3fjhes$d5o_at_News1.mcs.com>, dmausner_at_brauntech.com (Dave Mausner) writes:

<So, overall, IMHO the optimizer is "good", but what it
<does for you in any particular situation may be "bad".
<Warehouse apps, e.g., will always and forever need
<custom SQL tuning.

Thank you. This is also true of schema generators and most GUI-builders. Most of these tools are designed for OLTP applications, and only serve to create more problems for warehouse (and their companion front-end) developers. Pay attention, entrepreneurs, there is a market out there for warehouse-oriented CASE tools!

Neil Raden
Decision Support/Data Warehouse Consulting

Envirometrics, Inc.                            805.564.8672
133 E. De La Guerra St.                    805.962.3895 (fax)
Santa Barbara, California 93101         E-Mail:  NRaden_at_aol.com
Received on Mon Jan 23 1995 - 05:15:09 CET

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