SEARCHDATABASE.COM | Database Administrator Tips February 4, 2004 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= FROM OUR SPONSOR:
ORACLE-ONLY TECHNICAL ADVICE http://searchoracle.com/r/0,,18966,00.htm?track=NL-94 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= IN THIS ISSUE | Table of Contents 1. DATABASE ADMINISTRATOR TIPS - Leverage your SQL Server 2000 Skills to Learn DB2 UDB v8 - Oracle: Terminating 11i concurrent requests - More recent tips from members 2. IMPORTANT ANNOUNCEMENTS AND LINKS - Ask the Experts: Your tough DBMS questions answered - Featured Topic: Career tips for DBAs ___________________________________________________________________ ************* Oracle-only technical advice and news *************** SearchOracle.com features unbiased Oracle news and analysis, technical tips, informative webcasts, white papers and more -- all designed to help IT pros tackle their toughest database issues with ease. Newsletters are available on a range of topics, including Oracle administration and E-Business Suite. http://searchoracle.com/r/0,,18966,00.htm?track=NL-94 ******************************************************************* ___________________________________________________________________ THIS WEEK'S TIPS: =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= LEVERAGE YOUR SQL SERVER 2000 SKILLS TO LEARN DB2 UDB V8 | R. Chong In the IT world today, we are constantly bombarded with new information -- new software products, new versions, new features. Leveraging your current knowledge is one way to keep up with this constant change. The author shows you how you can use your current knowledge of SQL Server 2000 to quickly gain skills in DB2 UDB for Linux, UNIX, and Windows Version 8. >> CLICK for the full tip... http://searchdatabase.techtarget.com/tip/1,289483,sid13_gci947038,00.html?track=NL-94 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= TERMINATING 11I CONCURRENT REQUESTS | Bob Schreiber This script is useful for finding the SID and serial number for a specific Oracle 11i concurrent request that has been terminated in the applications, but has not been cleaned up by PMON. >> CLICK for the full tip... http://searchoracle.techtarget.com/tip/1,289483,sid41_gci945160,00.html?track=NL-94 ___________________________________________________________________ MORE RECENT TIPS FROM SEARCHDATABASE MEMBERS: HOW TO WORK WITH DEFERRED CONSTRAINTS | Daniel Clamage http://www.searchOracle.com/tip/1,289483,sid41_gci941869,00.html?track=NL-94 Here is how to defer a unique key constraint in Oracle until the end of a transaction in order to temporarily have two key values the same. LEVERAGING YOUR ORACLE 9I SKILLS TO LEARN DB2 UDB V8 | Suita Gupta http://www.searchDatabase.com/tip/1,289483,sid13_gci945589,00.html?track=NL-94 If you're a database specialist interested in growing your DB2 Universal Database skills, there's a good chance that you've already developed database skills with another relational database product somewhere along the way. This detailed article shows you how to use your current knowledge of Oracle 9i to quickly gain skills in DB2 UDB for Linux, UNIX, and Windows Version 8. WORKING WITH ORACLE10G'S NEW GLOBAL TEMPORARY TABLE FEATURES http://www.searchOracle.com/tip/1,289483,sid41_gci944420,00.html?track=NL-94 Oracle Database 10g extends the features of global temporary tables to permit VARRAY and nested table columns. This tip will explain how to use these new features. Contributed by author Kevin Owens. DROP USER DATABASES WITHOUT USING NORMAL SYNTAX | Rudy Setiadi http://www.searchDatabase.com/tip/1,289483,sid13_gci931561,00.html?track=NL-94 When you restore a SQL Server database to another server or PC, sometimes the sysusers table is not consistent and users can't be dropped from the database. Here's how to drop user databases if they can't be dropped using normal syntax like sp_dropuser. SQL SERVER SIZE MAINTENANCE | Baya Pavliashvili http://www.searchDatabase.com/tip/1,289483,sid13_gci944134,00.html?track=NL-94 Database size maintenance is among the "boring" tasks that DBAs have to perform. However, if you allow your databases to grow without ever managing their size you're very likely to get in trouble. Here's a quick introduction to the topic. CREATE PROCEDURES AND COMPILE DDL SCRIPTS ON THE FLY | M. Huffine http://www.searchOracle.com/tip/1,289483,sid41_gci940477,00.html?track=NL-94 This Oracle procedure creates views, procedures, functions, and packages, and update, delete, and insert statements and compiles them. This provides developers with a means to call a procedure to create and compile all DDL scripts on the fly and see the output errors when executing stored DDL. WHY OLAP DESERVES MORE ATTENTION | Alexey Reznichenko http://www.searchDatabase.com/tip/1,289483,sid13_gci940713,00.html?track=NL-94 According to one survey, only thirty percent of companies use OLAP technology. Why? The author makes the case for OLAP and describes the various types and implementations. ALTERNATE WAY TO FIND DATABASE SIZE | Robert Oliver http://www.searchDatabase.com/tip/1,289483,sid13_gci935717,00.html?track=NL-94 Here's a quick SQL Server script that finds the size of the database and separates the log and data file sizes. USING 'INSTEAD OF' TRIGGERS | Alexander Kuznetsov http://www.searchDatabase.com/tip/1,289483,sid13_gci941941,00.html?track=NL-94 First introduced in DB2 UDB V8.1, INSTEAD OF triggers are very useful when you need to modify the database structure without changing the applications running against the changed database. Here's an introduction. GET USEFUL DETAILS ABOUT A TABLE WITH ONE QUERY | Ajay Garg http://www.searchOracle.com/tip/1,289483,sid41_gci940473,00.html?track=NL-94 This Oracle script gives a half dozen details about a table structure and dependencies at one go, including comments, keys, constraints, and more. SQL INJECTION: WHEN FIREWALLS OFFER NO PROTECTION | D. Litchfield http://www.searchDatabase.com/tip/1,289483,sid13_gci940262,00.html?track=NL-94 A detailed introduction to the basics of SQL injection, including best practices for defending SQL Server against such attacks. Hundreds more free tech tips submitted by members: http://searchdatabase.techtarget.com/tips/0,289484,sid13_tax281808,00.html?track=NL-94 Share your knowledge, submit a tip, win a prize: http://searchdatabase.techtarget.com/tipsSubmit/1,289485,sid13,00.html?track=NL-94 ___________________________________________________________________ IMPORTANT LINKS: =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= YOUR TOUGH DATABASE QUESTIONS ANSWERED | Ask the Experts THE DATA MODEL FOR THE DATA WAREHOUSE http://searchdatabase.techtarget.com/ateQuestionNResponse/0,289625,sid13_cid569520_tax288372,00.html?track=NL-94 REDUCING RISKS IN DATA WAREHOUSE MAINTENANCE http://searchdatabase.techtarget.com/ateQuestionNResponse/0,289625,sid13_cid569522_tax288372,00.html?track=NL-94 DESIGN TOOLS THAT SUPPORT THE STAR SCHEMA http://searchdatabase.techtarget.com/ateQuestionNResponse/0,289625,sid13_cid569524_tax288372,00.html?track=NL-94 DATABASES FOR REAL-TIME ANALYSIS http://searchdatabase.techtarget.com/ateQuestionNResponse/0,289625,sid13_cid569527_tax288372,00.html?track=NL-94 LOOKING FOR DATA ANALYSIS SOFTWARE WITH 'FOOLPROOF GUI' http://searchdatabase.techtarget.com/ateQuestionNResponse/0,289625,sid13_cid569533_tax288372,00.html?track=NL-94 WAYS TO EXTEND THE CONTENT OF THE DATABASE http://searchdatabase.techtarget.com/ateQuestionNResponse/0,289625,sid13_cid569529_tax288372,00.html?track=NL-94 >> CLICK for other database expert answers... http://searchdatabase.techtarget.com/ateExperts/0,289622,sid13,00.html?track=NL-94 >> CLICK for Oracle-related expert answers... http://searchoracle.techtarget.com/ateExperts/0,289622,sid41,00.html?track=NL-94 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= CAREER TIPS FOR DBAS | Featured Topic The DBA life has always been challenging but now new threats are emerging. The tips and advice inside will guide you along the perilous path to becoming a database guru... http://www.searchdatabase.com/featuredTopic/0,290042,sid13_gci881884,00.html?track=NL-94 ___________________________________________________________________ *********************SEARCHDATABASE CONTACTS*********************** TIM DICHIARA, Senior Site Editor (mailto:[EMAIL PROTECTED]) ROBYN LORUSSO, Site Editor (mailto:[EMAIL PROTECTED]) SARA CUSHMAN, Assistant Editor (mailto:[EMAIL PROTECTED]) ELLEN O'BRIEN, News Editor (mailto:[EMAIL PROTECTED]) ROB WESTERVELT, News Writer (mailto:[EMAIL PROTECTED]) GABRIELLE DERUSSY, Sales (mailto:[EMAIL PROTECTED]) ::::::::::::::::::::: ABOUT THIS NEWSLETTER :::::::::::::::::::::: This e-newsletter is published by SearchDatabase.com, a targeted Web site from TechTarget, the most targeted IT media and events company. TechTarget offers magazines, Web sites, e-newsletters, Webcasts and conferences for enterprise IT professionals. Copyright 2004 TechTarget. 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