(Antonio Cangiano) The IBM Toronto Software Lab periodically runs webinars on information management related topics, which are called DB2 Chat with the Lab. These tend to be highly informative sessions, which wrap up with a Q&A time that enables attendees to openly ask questions on the subjects that

(Ant Phillips) IBM WebSphere sMash provides an environment for the rapid development of interactive Web applications based on popular Web technologies, such as PHP. WebSphere sMash enables you to reuse existing software assets written in Java quickly and easily from PHP scripts. The article introduc

(Dave Beulke) Over the last three years, my clients have shown that multiple frameworks, architectures and programming patterns are usually implemented within the same project. The problem is the poor performance lessons experienced from the application implementation are not fully understood and t

(Craig Mullins) Lock avoidance is a mechanism employed by DB2 for z/OS to access data without locking while still maintaining data integrity. It prohibits access to uncommitted data and serializes access to pages. Lock avoidance improves performance by reducing the overall volume of lock requests. A

(Robert Catterall) In the February 23, 2009 issue of InformationWeek magazine, there’s an interesting article on the “state of SOA (Service-Oriented Architecture)” titled, “Trouble Ahead, Trouble Behind”. That title happens to be a line in a song (“Casey Jones”) written and recorded by the Grateful

(Troy Coleman) DBAs must be concerned with the name of the table space in which a table is stored. This is because the DB2 utilities operate at the database table space level.

(Andreas Breitfeld) Find out how to configure true shared disks for IBM Informix Dynamic Server (IDS) Version 11.50. This article contains instructions on how to get an IDS Shared Disk (SD) secondary server up and running on Ubuntu Linux. You can also easily adapt the instructions for other Linux di

(Chris Eaton) Yes you read that right; DB2 Express-C is now available on Mac OS X. Now you have the power and scalability of DB2, using the no charge option of Express-C on your Mac. It’s a great platform for those application developers using Ruby, PHP, Perl or any other languages and have chosen M

(Joachim Selke) Some time ago, I wanted to backup a complete schema of my DB2 database (version 9.5) to a file such that I am able to restore it when needed. Up to then, I always used the db2move utility for such tasks (using the EXPORT and IMPORT actions, respectively). Unfortunately, the schema I

(Hong Sun) Relationship Service component relies on a database to persist data to correlate application business object identities. It is a common practice to pre-populate the data in the relationship database tables, so that you can use it for correlation at runtime. In prior releases, users can us