Wednesday, March 17th, 2010 by Venkatakrishnan J
One of the new features introduced in OWB 11gR2 is the ability to import metadata objects through JDBC drivers. So, as long as we have an external API providing the JDBC interface to OWB, OWB should be able to leverage that and import the metadata through the API. For example, David Allan, one of the [...]
Monday, March 8th, 2010 by Venkatakrishnan J
The 4th puzzle in this series was a reasonably simple one which basically demonstrates a capability that allows end users to bypass the security applied in the BI Server layer. There are 3 possible solutions for this
Solution 1: Using Evaluate
EVALUATE was introduced in the 10.1.3.3.1 version of BI EE, that allows end users to call [...]
Sunday, February 28th, 2010 by Venkatakrishnan J
On to the 4th puzzle in this Puzzle series. This is a very interesting Puzzle at least from the perspective of BI EE Security. We all know that BI EE provides comprehensive security within the repository. For example, the screenshot below shows that the column CHANNEL_DESC can be accessed only by the exec user.
Now when [...]
Saturday, February 27th, 2010 by Venkatakrishnan J
After almost a week of me giving out the Puzzle 3, there was hardly any interest for this one (just couple of odd replies requesting clarification of the Puzzle). Probably this is because this one has no direct practical usage and also there are lots of possibilities. But to me this is one very important [...]
Sunday, February 21st, 2010 by Venkatakrishnan J
Now that i have blogged about the solution for Puzzles 1 and 2, its time for the next puzzle. This one requires you to actually build a very simple repository and show me how you can do negative modeling i.e a model that will produce the longest single SQL(basically a pretty big SQL), all on [...]
