Data masking vs Business object security in SAP BusinessObjects

In the previous article, we talked about how to implement data masking using data security profiles at the universe level to prevent users from viewing sensitive data. Data Masking in SAP BusinessObjects However we can also use business security profiles to limit users from accessing certain objects. In this article, I’d like to present my thoughts on both methods. (more…)
February 23rd, 2019 by David Lai 

Handling many-to-many joins using a bridge table (Part 1)

As a data warehouse architect, star schemas are great until we encounter the dreaded many-to-many fact to dimension scenario. For example, we have a Ticket Fact table and a Tag Dimension table. The cost metric is calculated at the ticket level, so tickets have the lowest granularity and hence the ticket fact table.   However tickets can be tagged with multiple describers. A ticket can be¬†interesting,...

August 3rd, 2017 by David Lai