Oracle RAC or Real Application Clusters is a grid computing solution that allows multiple nodes (servers) in a clustered system to mount and open a single database that resides on shared disk storage. Should a single system (node) fail, the database service will still be available on the remaining nodes. Oracle RAC is an integral part of the...

Event-based distributed systems are playing an ever increasing role in areas such as enterprise management, information dissemination, finance, environmental monitoring and geo-spatial systems. Event-based processing originated with the introduction of Event-Condition-Action (ECA) rules to database systems in the 1980s. Since then,...

One of the most mysterious areas of information security is industrial system security.
No other area of information security contains that many myths, mistakes, misconceptions
and outright lies. Information available online, while voluminous, will
only lead information security professionals and industrial systems...

Since the 1960s, database systems have been playing a relevant role in the information technology field. By the mid-1960s, several systems were also available for commercial purposes. Hierarchical and network database systems provided two different perspectives and data models to organize data collections. In 1970, E. Codd wrote a...

Enable real-time information access and data sharing across your distributed framework using the expert information in this Oracle Press guide. Oracle Streams 11g Data Replication explains how to set up and administer a unified enterprise data sharing infrastructure. Learn how...

In the first edition of this book, we focused on what we called the "High Availability Database Administrator." However, that term led G to the question of just what is meant by High Availability? As a term bandied about among database administrators, this can have different meanings depending on who is interpreting it, who has to...

Joomla is an open source content management system (CMS) that anyone can download for free (see forge.joomla.org/sf/go/projects.joomla/frs). This makes it an ideal choice for small businesses. Don’t let the price tag fool you, though; Joomla is powerful and robust, and more big organizations are choosing to use open source software...

There’s a real connection between craftsmanship and Web design. That’s the theme running through Handcrafted CSS: More Bulletproof Web Design, by bestselling author Dan Cederholm, with a chapter contributed by renowned Web designer and developer Ethan Marcotte. This book explores CSS3 that works in today’s browsers,...

In the fall of 2004, at a popular software conference I realized how all major component vendors were advertising their ASP.NET products using a new word—Ajax. Only a few weeks later, a brand new module in my popular ASP.NET master class made its debut—using Ajax to improve the user experience. At its core, Ajax is a little...

Scalability, performance, and reliability have to be designed into an application from the very beginning, as there may be substantial cost or implementation consequences if they need to be added down the line. This indispensible book will teach you how to achieve these things using Oracle Coherence, a leading data grid product on the...

Designing for the web is di!erent than designing for any other medium. The breadth of skills required is sometimes daunting. The depth of experience required, seemingly unobtainable. Yet, the medium attracts designers from all spheres of design practice: from engineering and architecture, to product and graphic design. This chapter aims to...