SEARCHDATABASE.COM | Database Administrator Tips February 25, 2004 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= FROM OUR SPONSOR:
Optimize Oracle 9i Instance Memory http://searchDatabase.com/r/0,,25318,00.htm?track=NL-94&questsoftware =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= IN THIS ISSUE | Table of Contents 1. DATABASE ADMINISTRATOR TIPS - SQL Server: Freeware profiler for SQL Server - DB2: Installing and configuring DB2 V8 - Oracle: Find and release locked objects - More recent tips from members 2. IMPORTANT ANNOUNCEMENTS AND LINKS - Ask the Experts: Your tough DBMS questions answered - Featured Topic: Optimize your database design ___________________________________________________________________ ***************** SPONSORED BY: Quest Software ******************** Memory is a critical system resource. Effective utilization of memory is necessary for optimal system performance because memory access is faster than accessing data directly from disk. Download Quest Software's new white paper, "Optimizing Oracle 9i Instance Memory," and learn how the concepts of dynamic SGA, automatic SQL execution management and Oracle advisories and their use in resizing can help optimize instance memory management in your environment. Download the white paper at http://searchDatabase.com/r/0,,25318,00.htm?track=NL-94&questsoftware ******************************************************************* ___________________________________________________________________ THIS WEEK'S TIPS: =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= FREEWARE PROFILER FOR SQL SERVER | Barrie Sosinsky SQLcheck is a cool freeware goodie that you can use to monitor a wide range of parameters in your SQL Server databases. >> CLICK for the full tip... http://www.searchDatabase.com/tip/1,289483,sid13_gci952237,00.html?track=NL-94 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= INSTALLING AND CONFIGURING DB2 V8 | Peter Buxbaum Although the DB2 UDB V8 documentation covers the installation and configuration of DB2 servers and clients, this book chapter provides more detailed instructions on installing the server. >> CLICK for the full tip... http://www.searchDatabase.com/tip/1,289483,sid13_gci931151,00.html?track=NL-94 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= FIND AND RELEASE LOCKED OBJECTS | Vijay Kaushik This Oracle script will find which tables in a schema are locked and which session has locked it. >> CLICK for the full tip... http://www.searchOracle.com/tip/1,289483,sid41_gci930268,00.html?track=NL-94 ___________________________________________________________________ MORE RECENT TIPS FROM SEARCHDATABASE MEMBERS: UDF FOR GETTING A COLUMN LIST FOR INSERT STATEMENTS | Baya Pavliashvili http://www.searchDatabase.com/tip/1,289483,sid13_gci951169,00.html?track=NL-94 If you've ever been in a SQL Server environment where you're unfamiliar with the database schema, you know how tedious it is to write stored procedures that populate tables using the INSERT statement. Here's a solution to make your life easier. TRACING AN ORACLE SESSION BY SID | Adinath Kamode http://www.searchOracle.com/tip/1,289483,sid41_gci935720,00.html?track=NL-94 This quick script accepts the Oracle session ID as a parameter and will show you what SQL statement is running and what the session is waiting for. A QUICK 'UNION ALL' TRICK | Dipak Padhy http://www.searchDatabase.com/tip/1,289483,sid13_gci827176,00.html?track=NL-94 Let's say that you have two SQL Server tables that have columns of the datatype TEXT and you need all DISTINCT records that are linked or not linked to child tables. What do you do? USING SEQUENCE OBJECTS | Craig Mulllins http://searchdatabase.techtarget.com/ateQuestionNResponse/0,289625,sid13_cid569117_tax285651,00.html?track=NL-94 A great new feature of DB2 V8 is sequence objects, a separate structure that generates sequential numbers. Here's how to use it to prevent an online program from updating a serial number table to the same value that a batch program is going to use. FIRST IMPRESSIONS OF 10G | Rob Westervelt http://searchdatabase.techtarget.com/originalContent/0,289142,sid13_gci949726,00.html?track=NL-94 After getting their hands on the latest Oracle database, DBAs and IT managers are raving about its newest features. LEVERAGE YOUR SQL SERVER 2000 SKILLS TO LEARN DB2 UDB V8 | R. Chong http://searchdatabase.techtarget.com/tip/1,289483,sid13_gci947038,00.html?track=NL-94 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. TERMINATING 11I CONCURRENT REQUESTS | Bob Schreiber http://searchoracle.techtarget.com/tip/1,289483,sid41_gci945160,00.html?track=NL-94 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. 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. 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 Question: "I have worked with Sybase and found the restrictions in the use of cursors (for large data volumes, all Sybase books say not to use cursors) very limiting. I have heard that Oracle does not pose any limitation on row-by-row processing cursor use. Hence I am thinking of moving on to Oracle. Can you tell me, what are the exact reasons Sybase discourage cursor use and what are the alternatives -- temporary tables and muliple updates, I assume?" >> CLICK for our guru's answer... http://www.searchdatabase.com/ateQuestionNResponse/0,289625,sid13_cid574031_tax294910,00.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 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= OPTIMIZE YOUR DATABASE DESIGN | Featured Topic Taking the time to design stable, fast and secure databases is critical for avoiding future administration headaches. To help you in this endeavor, we present a collection of tips about effective design inside... http://www.searchdatabase.com/featuredTopic/0,290042,sid13_gci811735,00.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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