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Power BI & Fabric notes

Tutorials, DAX breakdowns, and field notes — newest first.

Jun 24, 2026 · Microsoft Fabric

Direct Lake fallback: why your "instant" report just got slow

A walkthrough of the conditions that silently push Direct Lake semantic models back to DirectQuery — and the monitoring habits that catch it before your users do.

#directlake #fabric #performance
Jun 12, 2026 · DAX

Context transition, explained with a grocery receipt

The one DAX concept that trips up every analyst moving from Excel. No jargon, one analogy.

#dax #fundamentals
May 29, 2026 · Certification

PL-300 → DP-600 → DP-700: an honest study order

Which certification to take first, what overlaps, and where each exam actually gets hard.

#certification #career
May 14, 2026 · Power Query

Query folding: the silent performance killer

How to tell when a step breaks folding, and three habits that keep your M code pushdown-friendly.

#powerquery #m #performance
Apr 30, 2026 · Capacity & Cost

Sizing your first Fabric capacity without guessing

A practical framework for choosing an F-SKU based on workload, not vendor slide decks.

#capacity #fabric #cost
Apr 9, 2026 · Semantic Models

Star schema discipline in a Fabric world

Why the modeling fundamentals still matter even when storage gets cheaper and faster.

#semanticmodel #datamodeling

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