New “Applied DAX with Power BI” Workshop
Data Analysis Expressions (DAX) is the expression language of Power BI, Power Pivot, and Analysis Services Tabular. It’s very powerful but it’s perceived as complex, requiring a steep learning curve. […]
Author Archive for: Prologika
Entries by Prologika - Teo Lachev
DAX Variables to Rescue
Scenario: DAX has its own share of idiosyncrasies that can humble both novice and experienced users. Consider a common example where a measure attempts to return sales for the last […]
Power BI Conversations
As Microsoft announced in the “Distribute insights across the organization with Microsoft Power BI” presentation (forward to the Nikhil Gaekwad part starting at the 32 min), they’ve been releasing the following […]
Where is Teo in September?
I have a few public events in September (all in Atlanta). Sep 11-12: 2-day Power BI open enrollment workshop Sep 20: “10 Ways to Empower Your BI Strategy with Power […]
Power BI Dataset Size Limits
Question: What’s the maximum dataset size Power BI can support? Answer: As of now (Sep 1, 2018), the maximum dataset size that Power BI Pro can support is 1 GB. The […]
Power BI Sharing Is Getting Better
A Power BI training or assessment won’t be complete unless I get hammered on the Power BI sharing limitations. So far, I could only mumble something to the extent of […]
Atlanta MS BI and Power BI Group Meeting on August 28
MS BI fans, join us for the next Atlanta MS BI and Power BI Group meeting on Monday, August 28th, Tuesday at 6:30 PM at the Microsoft office in Alpharetta (our regular […]
Conducting Two General Enrollment Workshops in Atlanta
I rarely teach classes open to the public so take advantage of this exclusive opportunity to increase your data IQ! After course completion and by the end of the year, […]
Finding Data Movement Bottlenecks
As you’ve heard, data volumes are increasing and putting pressure on BI practitioners to do more with less within ever shrinking processing windows. I’ve provided some ETL best practices in […]
A First Look at Power BI Aggregations
During the “Building a data model to support 1 trillion rows of data and more with Microsoft Power BI Premium” presentation at the Business Applications Summit, Microsoft discussed the technical […]
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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.
