Features Departments Technology and Developer Sections—    Articles and Columns

FEATURES

Expect More Service By Kelli Wiseth Services-oriented architecture and Web services promise to provide complete integration of business services functioning seamlessly within and among enterprises—streamlining business process management, saving IT dollars, and increasing customer satisfaction. Is the widespread adoption of this architecture far in the future? See how Israel's largest privately owned retail chain, Sakal Group; the Lawrence Livermore National Laboratory; and Gluon Networks are already reaping the benefits. The Expanding Role of Location By Kelli Wiseth Arkansas' GeoStore data warehouse is available via the internet to anyone who wants to access information about the state. But this GIS provides more than maps and location information: GeoStore saved the state more than US$2 million in its first 18 months of operation and provides information that brings new business—and new jobs—to the state.

DEPARTMENTS

From Our Readers Readers tell us what they think. Women in Technology By Leslie Steere Women still aren't entering into IT careers, and that's got to change. AT ORACLE Events Find out about current and upcoming industry events. OTN Community Bulletin Identity Management in Oracle 10g Oracle News Learn what's happening with Oracle's most dynamic online community. Oracle Briefs CHANNELS Vendor News Etagon, Application Security, Inc., Optio Software, and InfoCyclone plus Book Beat Partner News Red Hat, Indus, Thor Technologies, Waveset, Plateau Systems, and Intel Peer-to-Peer Fan Liu, Nanak Sawlani, and Jose Troche

TECHNOLOGY AND DEVELOPER SECTION—ARTICLES & COLUMNS

TECHNOLOGY SQL Announcing the New MODEL By Jonathan Gennick The new MODEL clause brings spreadsheet calculations to the database.

PL/SQL Oracle 10g Adds More to FORALL By Steven Feuerstein FORALL begins, BULK COLLECT builds, and VALUES OF excels. PERFORMANCE Diagnosing Performance Problems By Cary Millsap Use extended SQL trace data to see what's taking so long. ASK TOM On Uniqueness, Space, and Numbers By Tom Kyte Our technologist discusses determining space required, randomizing, and partition outer joins. INSIDE OCP Upgrading Your OCP By Jim DiIanni Concepts and sample questions for OCP upgrade certification

ORACLE DEVELOPER WEB SERVICES Creating Web Services with J2EE 1.4 By Mike Lehmann JAX-RPC standardizes Web-services implementation. TRENDS Designing Schemas By Cameron O'Rourke Applications come and go, but data lives on forever. JPUBLISHER Simplifying Database Access By Kuassi Mensah The improved Oracle JPublisher maps database entities to Java and Web services. STRUTS Check Your Form with Validator By James Holmes Simplify Struts development with Validator's rich set of built-in validations. XML XQuery Tricks and Traps By Jason Hunter In part 3 of the XQuery series, learn how to avoid common XQuery mistakes.