Temporal Tables
I like SQL Server temporal tables for implementing ODS-style tables and change data tracking (CDS) for three main reasons: SQL Server maintains the system versioning. By contrast, I have witnessed […]
Author Archive for: Prologika
Entries by Prologika - Teo Lachev
Atlanta Microsoft BI Group Meeting on November 4th (Accelerating your Fabric Data Estate with AI & Copilot)
Atlanta BI fans, please join us in person for our next meeting on Monday, November 4th at 6:30 PM ET. Stacey Jones (Principal Data & AI Cross-Solution Architect at Microsoft) […]
Implementing Role-playing Dimensions in Power BI
Role-playing dimensions are a popular business requirement but yet challenging to implement in Power BI (and Tabular) due to a long-standing limitation that two tables can’t be joined multiple times […]
Prologika Newsletter Fall 2024
When it comes to Generative AI and Large Language Models (LLMs), most people fall into two categories. The first is alarmists. These people are concerned about the negative connotations of […]
Generative AI: Excessive Reinforcement Learning
Do you know that without human intervention the Generative AI responses would be too toxic after training the model from the garbage on Internet? Do you know that OpenAI hired […]
Fabric Direct Lake: Memory Utilization with Interactive Operations
As I mentioned in my Power BI and Fabric Capacities: Thinking Outside the Box, memory limits of Fabric capacities could be rather restrictive for large semantic models with imported data. […]
Fabric Capacity Limits
Here is table that is getting more and more difficult to find as searching for Fabric capacity limits returns results about CU compute units (for the most part meaningless in […]
Atlanta Microsoft BI Group Meeting on September 3rd (Create Code Copilots with Large Language Models)
Atlanta BI fans, please join us in person for the next meeting on Monday, September 3th at 6:30 PM ET. Your humble correspondent will show you how to use Large […]
Power BI and Fabric Capacities: Thinking Outside the Box
I’m conducting an assessment for a client facing memory pressure in Power BI Premium. You know these pesky out of memory issues when refreshing a biggish dataset. They started with […]
Atlanta Microsoft BI Group Meeting on August 5th (Elevate Program Management with Power BI & DevOps)
Atlanta BI fans, please join us in person for the next meeting on Monday, August 5th at 6:30 PM ET. Elayne Jones and Matt Kim (Solutions Architects at Coca-Cola) will […]
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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.
