Big Data - Concept to Reality
We live in a heterogeneous data world. Sooner or later, we are going to have to integrate the data we have stored in DB2 with data stored in other database management systems.
DB2’s federated support allows data from many different databases to be accessed as if it were local tables...
As legacy applications continue to age, the vast majority of I.T. organizations have multiple database environments. With IBM’s DB2 being the predominate player in the mainframe arena, many shops are looking at the future of the other database software installed alongside DB2...
You bet you can! If you are using any currently supported version of DB2 for LUW, or are using DB2 10 for z/OS (or DB2 9 for partial support), then you can take advantage of some extremely powerful SQL constructs called OLAP expressions.
Just this week a few customers asked me the same question. “Should we back up our indexes?” As tradition warrants it, I answered with “it depends”. The choice to back up your indexes or not, should be a part of your overall recovery strategy.