Database operations often tend to be the main bottleneck for most web applications today. It's not only the DBA's (database administrators) that have to worry about these performance issues.

It is an interactive SQL tutorial where we can learn about: SQL Server, Oracle, MySQL, DB2, Mimer, PostgreSQL, SQLite and Access

Database Resources * Free Database Servers and Engines * MS Access Tutorials * DB2 Resources * SQL Tutorials * PostgreSQL Resources

Search across the documentation libraries for several different products and releases. You can see how popular your search term is in each library, and choose which product and release to explore further.

This page contains links to the most current documentation for Oracle Database, Application Server, Developer Suite, Collaboration Suite and Applications/E-Business Suite.

Covers all of the major enterprise relational database systems: DB2, Informix, Oracle, and SQL Server, as well as articles, tips, and how-tos on many other database systems such as Access, Visual FoxP

Covers all of the major enterprise relational database systems: DB2, Informix, Oracle, and SQL Server, as well as articles, tips, and how-tos on many other database systems such as Access, Visual FoxPro, and MySQL.

Keep up with the latest storage news coverage, guides on enterprise data storage solutions and technologies including SAN, NAS, RAID and more with the Enterprise IT Planet Storage Newsletter.

The DatabaseJournal newsletter provides you with a round up of the content which is delivered each day to the DatabaseJournal web site. DatabaseJournal is a database-focused Web site that embraces the entire database sector, with in-depth coverage of Microsoft SQL Server, Oracle Database, IBM DB2, Sybase, MySQL, and more.

Your source for information and support concerning Oracle Dba.

Java Study Guide contains : Editor's Letter Overview of Sun’s Java Certifications Dissecting the Sun Certified Programmer for Java 2 Exam Study Resources: Java Books Test Your Knowledge of Java Topics

This tutorial introduces you to the extreme basics of the structured query language.

Developers.net gives you a one-stop resource for wireless computing and mobile networking tutorials, white papers, downloads, and more. Learn about wireless security, standards, specifications, application development, service deployment--a wealth of tips and howtos you can put to use today.

This site is focused on online database learning, revolving around an electronic textbook.

Database systems are discussed from the physical layer of B-trees and file servers to the abstract layer of relational design.

This Exam Guide is to help you prepare for Preparing for OCP DBA Exam 5: Oracle8 Features for Administrators (Exam # 1Z0-010). Registration is Free but necessary for complete access of the site.

This Exam Guide is to help you prepare for This Exam Guide is to help you prepare for Test 1 - Introduction to Oracle: SQL and PL/SQL (Exam #1Z0-001) Registration is Free but necessary for complete ac

DB2 Universal Database is the database management system that delivers a flexible and cost-effective database platform to build robust on demand business applications

This paper discusses strategies for transferring data between XML documents and relational databases according to two mappings (a table-based mapping and an object-based mapping) commonly used to map DTDs to relational databases.

This paper gives a high-level overview of how to use XML with databases. It describes how the differences between data-centric and document-centric documents affect their usage with databases, how XML is commonly used with relational databases, and what native XML databases are and when to use them.