Discipline at the Core, Flexibility at the Edge
I’m preparing to teach the brand new Analytics in a Day course by Microsoft. This course emphasizes the business value and technical fundamentals for implementing a modern cloud DW using […]
Author Archive for: Prologika
Entries by Prologika - Teo Lachev
Atlanta MS BI and Power BI Group Meeting on August 3rd
Our group celebrates its 10 anniversary! Please join us online for the next Atlanta MS BI and Power BI Group meeting on Monday, August 3rd, at 6:30 PM. Chris Hamill […]
Why You Need a Trusted Advisor
I’ve providing advisory services to a Fortune 500 organization for a few months now. As all large organizations, they adopted Power BI Premium. However, they have provisioned only one Power […]
Conquering Time Zones
A client has Power BI models connected to Dynamics Online. Dynamics stores all dates in UTC instead of keeping the time offset, such as 7/14/2020 1:21:29 AM +00:00. Naturally, the […]
Designing Responsive Power BI Reports (Part 2)
In my previous post about responsive reports, I said that changes to the report design can dramatically reduce the report load time. But you will undoubtedly reach a point where […]
Propagating DAX BLANK() Over Relationships
Happy 4th of July with a DAX puzzle! Consider the following three tables. Notice that InvoiceDetails has a data integrity issue where the third row doesn’t have InvoiceNo (InvoiceNo is […]
Atlanta MS BI and Power BI Group Meeting on July 6th
MS BI fans, please join us online for the next Atlanta MS BI and Power BI Group meeting on Monday, July 6th, at 6:30 PM. David Eldersveld, a Microsoft MVP, […]
A False Sense of Data Security
UPDATE 11/26/2020: After the latest update to tenant settings, I’m glad that the new “Export to …” settings don’t affect external connections anymore. There is now a new setting “Allow […]
A Gateway to Hell
“Life is suffering and suffering is unavoidable”. Buddha must have dealt with data gateways. Two “gotchas” that surfaced recently after countless hours of troubleshooting: A bug in the data gateway […]
Designing Responsive Power BI Reports
I’m currently providing advisory services to an enterprise client for architecting and implementing an executive dashboard. As a typical dashboard, the UX design included various KPIs that look like these: […]
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Prologika is a boutique consulting firm that specializes in Business Intelligence consulting and training. Our mission is to help organizations make sense of data by applying effectively BI technologies.
