PROLOGIKA NEWSLETTERS

Ideas to explore.
Experience to share.

Browse the archive for practical insights into Microsoft data analytics and the decisions behind successful solutions.

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June 13, 2026

Prologika Newsletter Summer 2026

Give Me Your Data!

If Microsoft Fabric was the Statue of Liberty, the inscription would be “Give me your data”. Fabric is obsessed with owning the data when it makes sense and when it doesn’t. As I wrote before, this pattern was probably borrowed from Palantir and to align Fabric…

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March 8, 2026

Prologika Newsletter Spring 2026

First Look at Fabric IQ

At Ignite in November, 2025, Microsoft introduced Fabric IQ. I noted to go beyond the marketing hype and check if Fabric IQ makes any sense. The next thing I know, around the holidays I’m talking to an enterprise strategy manager from an airline company and…

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December 19, 2025

Prologika Newsletter Winter 2025

Replicating BigQuery to Fabric

If Microsoft Fabric is in your future, you need to come up with a strategy to get your data in Fabric OneLake. That’s because the holy grail of Fabric is the Delta Parquet file format. The good news is that all Fabric data ingestion options…

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September 22, 2025

Prologika Newsletter Fall 2025

Migrating Semantic Models to Fabric Direct Lake

Like the Ancient Greek philosopher Diogenes, who walked the streets of Athens with a lamp to find one honest man, I have been searching for a convincing Fabric feature for my clients. As Microsoft Fabric evolves, more scenarios unfold. For example, Direct Lake storage mode…

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June 16, 2025

Prologika Newsletter Summer 2025

Fabric Translytical Task Flows

The May release of Power BI Desktop added a feature called Translytical Task Flows which aims to augment Power BI reports with rudimentary writeback capabilities, such as to make corrections to data behind a report. Previously, one way to accomplish this was to integrate the…

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March 15, 2025

Prologika Newsletter Spring 2025

Microsoft Copilot Studio

Looking for easy ways to create intelligent bots or Retrieval-Augmented Generation (RAG) apps? Microsoft Copilot Studio should help. After a year of letting it (and other Microsoft LLM offerings) simmer and inspired by the latest hoopla from the Ignite conference, I took another look at…

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December 14, 2024

Prologika Newsletter Winter 2024

Strategies to combat memory pressure with large semantic models

I conducted recently an assessment for a client facing memory pressure in Power BI Premium. You know these pesky out of memory errors when refreshing a biggish dataset. They started with P1, moved to P2, and now are on P3 but still more memory is…

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September 13, 2024

Prologika Newsletter Fall 2024

Using Generative AI to Create Code Copilots

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 indiscriminate usage of AI, such as losing their jobs or military weapons for mass annihilation.…

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June 16, 2024

Prologika Newsletter Summer 2024

Modern Data Warehouse Reloaded

I’ve written in the past about the dangers of blindly following “modern” data architectures (see the “Are you modern yet?” and “Data Lakehouse: The Good, the Bad, and the Ugly”) but a recent assessment inspired to me write about this topic again. This newsletter advocates…

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March 15, 2024

Prologika Newsletter Spring 2024

DAX Visual Calculations

One of the main goals and benefits of a semantic model is to centralize important business metrics and KPIs, such as Revenue, Profit, Cost, and Margin. In Power BI, we accomplish this by crafting and reusing DAX measures. Usually, implementing most of these metrics is…

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