February 1997
Table of Contents

Features

OLAP & Data Mining: Bridging the Gap
by Kamran Parsaye
OLAP and data mining--while very different--are both integral to the decision-support process. By carefully linking them, you can make sure one activity reinforces the other.

Informix and Indexing: Data Warehouse Support
by Patrick O'Neil
Here's an in-depth look at Informix XPS, a state-of-the-art offering that makes innovative use of indexing and parallelism.

Physical I/O Tuning With DB2 for AIX
by Michael Simone
DB2 Common Server running with AIX is growing in popularity for distributed applications. A technical specialist offers practical tuning tips to help DBAs break through the bottlenecks.

Dates and Times in the SQL Standard
by C.J. Date
DBMS implementations of dates and times are complex and frequently incompatible. But unfortunately, the ANSI SQL standard is equally complex. C. J. Date's analysis will help you find clarity.

Columns

Editor's Buffer by David Stodder
Report from December's DB/Expo.

Data Architect by Barbara von Halle and David Plotkin
Relax and let the business rules flow.

According to Date by C.J. Date
Faults, defaults, and databases.

VLDB Vision by Richard Winter
A risk-management approach to warehousing.

Enterprise View by Terry Moriarty
The moment is right for metadata.

Decision Support byJesus Mena
First steps toward data mining success.

Data-Driven World by Ian Shoales
Unanswered questions in cyberspace.

Departments

Access Path
The dark side of automated data mining.

Product News
Tools for building and deploying databases.