Blogs

Sushma Mahesh's picture

Overview of the Database Performance-improvement Process

The performance-improvement process is an iterative, long-term approach to monitor and tune various aspects of a database. Depending on the result of monitoring, the DBA should adjust the configuration of the database server and make changes to the applications that use the database server. But before embarking on the journey to tune the database server, the Application itself should be tuned to remove inefficient sql code. So is there a method to the madness?

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Saikat Goswami's picture

Get Started on XML

XML is everywhere. Whether you are an Oracle system administrator, a .NET developer, or a J2EE analyst, XML undoubtedly is something that you bump into. In this article, I attempted to give you the basics of what you need to know to jumpstart your understanding of XML.

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Donald K. Burleson's picture

Extending Oracle10g AWR

Oracle10g Enterprise Manager (EM) has a fantastic interface for easily creating exception alerts and mailing them directly to the Oracle professional. However, the EM has limitations. Until EM evolves into a true Decision Support System (DSS) for the Oracle DBA, the DBA will still need to extract and use the workload information stored in the AWR (Advanced Workload Repository).

Irfan Haq's picture

PL/SQL Best Practices

As the discipline of software development evolves, software products grow in size and the code grows in complexity, the need for a set of guidelines and standards becomes increasingly evident. In this article I will enumerate some of the industry best practices that the experts have proposed and emphasized, in the context of PL/SQL programming.

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Andrew Simkovsky's picture

Improve Performance and Data Consistency with Oracle Workspaces

Managing large DML operations against a live database is one of the most common challenges Oracle professionals face on a regular basis. Such operations often cause serious performance problems and can cause inconsistencies in the data, especially when many referential integrity constraints exist among the tables. This article will explore how Workspaces can be used to solve these problems.

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Donald K. Burleson's picture

Tuning Oracle Full-table Scans

Oracle SQL tuning is one of the most important areas of Oracle optimization. This article explains how one can tune Oracle Full-table Scans.

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Saikat Goswami's picture

Introduction to Tomcat 5.0 --- the Open-Source servlet container of choice

Tomcat is the de-facto web server of choice. Written entirely in Java, you have access to the entire code (if you want to make changes). Read to get an introduction to Tomcat, where to download, how to install it on your machine and know about the xml files of importance.

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Herve Deschamps's picture

Using Oracle Applications Flexfields in your custom forms: step-by-step

There are several complicated things you may need to do with flexfields in your forms but one of them is simple and very common: create a foreign key on the accounting flexfield. It is easy to get lost in the Oracle Application Developer's Guide because it tries to cover comprehensively what can be done with flexfields. But there is nothing to show you the basics step-by-step, which is what we will attempt in this article.

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Donald K. Burleson's picture

Avoid common Oracle Recovery mistakes

Even Oracle Certified DBAs cringe at the thought of performing a real-world database recovery. As disk and hardware has become super-stable, many Oracle DBAs have never experienced the adrenaline rush of a full-blown Oracle recovery.

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Saikat Goswami's picture

JDBC 3.0 Part III - Connection Pooling

Making database connections are expensive in terms of machine resources. In this article, we will examine how a number of connections can be cached in a pool, and then used for accessing the database.

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