http://www.quinstreet.com Wed, 29 Feb 2012 20:50:02 +0100 en-us Copyright 2012 QuinStreet, Inc. http://www.dbasupport.com/oracle/ora11g/Using-Oracle-Alerts.shtml We take a look at some of the alerting concepts and settings available within Oracle Database 11g. Thu, 03 Mar 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Exploring-Oracle-GoldenGate--Creating-Dump-Files.shtml In addition to performing replication, GoldenGate can also be used to dump the contents of a table into a formatted file. Tue, 22 Feb 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Learning-Oracle-GoldenGate.shtml Steve Callan takes a look at configuring Oracle GoldenGate and discusses what takes place within Oracle GoldenGate in terms of how data gets from the source database to the target database. Tue, 22 Feb 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Looking-at-Real-Time-Database-Performance.shtml Oracle Enterprise Manger (OEM) is a good place to begin when addressing performance issues. Tue, 22 Feb 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/3-Steps-to-Configure-ADDM.shtml The homegrown automatic monitoring of an Oracle database often results in time consuming, resource intensive tactics, in terms of DBA hours and development costs. A more elegant way to monitor database performance automatically is Oracle's Automatic Database Diagnostic Monitor (ADDM). James Koopmann gets you started by showing you how to configure ADDM. Wed, 02 Feb 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/4KB-Sector-Support-for-Oracle-Files.shtml DBAs must decide what the standard database block size should be when they first creat a new Oracle database. It is virtually impossible to change the standard block size once the database is created, without recreating the entire database. Karen Reliford explains how to create tablespaces with different block sizes. Wed, 02 Feb 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Oracle-Replication-Streams-vs-GoldenGate.shtml Steve Callan offers an overview of Oracle Streams and GoldenGate, comparing topology similarities and differences. Wed, 26 Jan 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Top-5-Changes-in-Oracle-Database-11gR2-RAC.shtml Five main changes have been incorporated into Oracle Database 11g RAC with the introduction of the Oracle Grid Infrastructure product. These changes include installing and working with Grid Infrastructure, Single Client Access Names (SCAN), RAC One Node, Automatic Workload Balancing and the ASM Cluster File System (ACFS). Read on to learn more. Wed, 26 Jan 2011 05:00:00 +0100 http://www.databasejournal.com/article.php/3921871 Claire Hsu Mon, 24 Jan 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Monitoring-an-Oracle-Database-Automatically.shtml Automatic monitoring of an Oracle database often results in time consuming, resource intensive tactic, in terms of DBA hours. A more elegant way to monitor database performance automatically is Oracle's Automatic Database Diagnostic Monitor (ADDM). ADDM captures and analyzes statistical data in the Automatic Workload Repository to determine if potential performance related database issues exist. Wed, 19 Jan 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/GoldenGate-Fundamentals.shtml Oracle Corp. has acquired so many companies of late that it's getting to be a job to keep up with things. GoldenGate is one of the products you'll want to stay on top of. It's still kind of under the radar, but it's going to be big. Really big. Wed, 12 Jan 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Using-Oracle-Performance-Method.shtml Statistics are at the core of determining whether your performance tuning efforts are working or not. James Koopmann dives into performance methodologies, specifically Oracle's performance method, to give us a better understanding of how to tune a database with statistics. Wed, 05 Jan 2011 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Identify-and-Evaluate-IO-Bottlenecks.shtml This article illustrates the wealth of I/O performance tuning information that Oracle 11gR2s Automatic Workload Repository (AWR) reports provide, how to use that information to determine if any I/O performance bottlenecks actually exist, and how to form initial hypotheses to resolve those bottlenecks within the databases underlying input/output (I/O) subsystem. Wed, 29 Dec 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Top-5-Technologies-Oracle-DBA.shtml A DBA is expected to know the basics of database administration, but to be successful, proficiency in more advanced database administration is required. Read on to learn the top 5 skill areas for the advanced DBA. Wed, 22 Dec 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Methods-of-Database-Performance-Tuning.shtml Some good to great database products exist to help you tune your database, while others are not so good; but regardless of the tool, it is imperative that you understand some form of tuning methodology first. Wed, 15 Dec 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Installing-OEM-Grid-Control.shtml Learn how to install the Oracle Enterprise Manager Grid Control component on Windows 2003 Server. Wed, 08 Dec 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Tune-your-Oracle-Database.shtml A DBA's role often revolves around tuning the database. This in itself can be a very daunting task. A checklist of DBA tasks can be quite handy. James Koopmann shares some performance tuning activities that a DBA needs to know and that will often be part of a solution to remedy a database performance problem. Wed, 01 Dec 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/SCAN.shtml Single Client Access Name (SCAN), a new feature of Oracle Database 11g RAC databases, will save DBAs some time and effort when they are changing the structure of their RAC databases. Wed, 01 Dec 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Intra-Database-Performance-Testing.shtml Even though Oracle 11g Release 2 makes it easy to identify potential root causes of poor I/O performance, most DBAs have found that tuning the I/O performance of an Oracle database is still just as much art as science. Learn how to use Quests Benchmark Factory to construct and execute TPC-E and TPC-H workloads against an Oracle database, and how isolate the sources of I/O performance bottlenecks. Mon, 29 Nov 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Installing-WebLogic-Server-Component.shtml Two major prerequisites for installing Oracle Enterprise Manager (OEM) are having an existing, certified Oracle Database and an installation of Oracle WebLogic Server. Steve Callan shows you the steps performed for database preparation and for installation of Oracle WebLogic Server. Wed, 24 Nov 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Query-Tactics-Interview-Questions.shtml SQLabs releases SQLiteConverter, a fast and easy way to convert your mySQL, PostgreSQL and Oracle database to sqlite. Wed, 17 Nov 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/New-Improved-OEM11g.shtml Learn what's new in Oracle Enterprise Manager 11g, and how you will benefit by learning to use it. Wed, 10 Nov 2010 05:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/User-Defined-Encryption-Interview-Questions.shtml Security is big business these days, putting additional stress on DBAs and developers to develop methods of securing corporate information resources. James Koopmann shares his top 7 user defined encryption questions for the PL/SQL Developer. Wed, 03 Nov 2010 04:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Proxy-Authentication.shtml Oracle DBAs are responsible and accountable for many different areas of the database that they maintain. These areas include availability, recoverability, performance monitoring, accessibility and security. This poses a challenge for the DBAs since many applications use middle tier connections that make it difficult to access the end user information. To address these challenges, Oracle offers proxy authentication. Wed, 03 Nov 2010 04:00:00 +0100 http://www.dbasupport.com/oracle/ora11g/Generating-Intra-Database-Workloads.shtml While Oracle Database 11gR2 provides some excellent tools to drill down to the potential root causes of poor I/O performance, generating a standard, consistent, and repeatable I/O workload is crucial for fair comparisons. This article discusses which Transaction Processing Council (TPC) sample schema(s) are available, and which one(s) are most appropriate for evaluation of a database systems underlying input/output (I/O) subsystem. Thu, 28 Oct 2010 04:00:00 +0100