Sky on Tech

Many hints and tips on use SQL with DB2 for Linux, UNIX, and Windows, complete with loads of example SQL.

There are many sources that offer technical guidance for database administration, but sometimes the non-technical aspects of DBA are just as challenging. DBAs should be armed with a proper attitude as well as sufficient fortitude and knowledge before attempting to practice database administration. With that in mind, this month’s column will offer some “life rules” to guide DBAs as they attempt to keep their companies databases humming along.

Links to articles describing non-relational database systems from Amazon, Google and countless others. Also ideas like "eventual consistency" are covered.

eXist-db is an open source database management system built using XML technology. It stores XML data according to the XML data model and features efficient, index-based XQuery processing.

Wolfgang Meier discusses eXist-db, the Open Source Native XML database featuring index-based XPath query processing and more.

Ralph Whitbeck and Elijah Manor recorded the first of many weekly episodes that aim to interview key members of the jQuery Community while bringing you the top news from the past week. This first episode includes a conversation with John Resig.

Ralph Whitbeck and Elijah Manor recorded the first of many weekly episodes that aim to interview key members of the jQuery Community while bringing you the top news from the past week. This first episode includes a conversation with John Resig.

In The Laws of Disruption, Larry Downes, author of the best-selling Unleashing the Killer App, provides an invaluable guide for these confusing times, exploring nine critical areas in which technology is dramatically rewriting the rules of business and life. For business owners and managers, it will help you understand not only how to avoid being blindsided by customer rebellion, but also how to benefit from it. The book will,also, teach lawyers, judges, and regulators when to keep their hands off the system and it will show consumers the consequences of their digital actions.

Guest: Erich Joachimsthaler, CEO, Vivaldi Partners, discusses the need to integrate the skills, organization, and leadership for innovation.

Guest: Andrew McAfee, principal research scientist at MIT's Center for Digital Business and author of Enterprise 2.0: New Collaborative Tools for Your Organization's Toughest Challenges. From http://harvardbusiness.org/product/enterprise-2-0-new-collaborative-tools-for-your-or/an/2587-HBK-ENG"Web 2.0" is the portion of the Internet that's interactively produced by many people; it includes Wikipedia, Facebook, Twitter, Delicious, and prediction markets. In just a few years, Web 2.0 communities have demonstrated astonishing levels of innovation, knowledge accumulation, collaboration, and collective intelligence. Now, leading organizations are bringing the Web's novel tools and philosophies inside, creating Enterprise 2.0. In this book, Andrew McAfee shows how they're doing this..."

Wolfgang Meier discusses eXist-db, the Open Source Native XML database featuring index-based XPath query processing and more.

With new data from the Keck telescopes, Andrea Ghez shows how state-of-the-art adaptive optics are helping astronomers understand our universe's most mysterious objects: black holes. She shares evidence that a supermassive black hole may be lurking at the center of the Milky Way.

At TEDIndia, Pranav Mistry demos several tools that help the physical world interact with the world of data -- including a deep look at his SixthSense device and a new, paradigm-shifting paper "laptop." In an onstage Q&A, Mistry says he'll open-source the software behind SixthSense, to open its possibilities to all.