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NICK SEAL. Data. Architecture. Insight.

Better decisions start with better data.

Real stories, practical advice and honest opinions on business intelligence, data architecture and building a data-driven culture.

Practical advice you can use
Real-world stories from the front line
For analysts, leaders and architects

The Data Detective

Forensic investigations into data problems.

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Beyond the Dashboard

Practical insight beyond the charts.

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Architecture Corner

Data architecture from a practitioner's perspective.

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Power BI in Practice

Real-world Power BI patterns and techniques.

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Architecture Corner

Why you don’t always need real-time data

Real-time data sounds like the obvious goal for modern analytics, but faster is not automatically better. For many business decisions, data refreshed every few hours or once a day is more than sufficient. The right architecture starts by understanding how quickly a decision needs to be made, not how quickly technology can deliver the data.

Beyond the Dashboard

Stop asking for reports

Before asking for another report, ask what decision it will support, whether the information already exists and who will actually use it. Too many reporting requests begin with a solution rather than a problem, creating duplicated dashboards, conflicting numbers and a growing dependency on the BI team.

The Data Detective

Just Because It Works Doesn't Mean It's Right

The report worked. The DAX returned the correct answer. Nobody questioned it until Microsoft Fabric capacity started running at more than 200% usage. This article explores why technically correct code can still be architecturally wrong, and why AI makes understanding the fundamentals more important than ever.

Beyond the Dashboard

Why Simplicity Wins

Complex dashboards rarely create better decisions. They often create hesitation, confusion and mistrust. This article explores why simplicity consistently outperforms complexity in business intelligence, and how focusing on clarity, purpose and user behaviour leads to reports that people genuinely use.

Power BI in Practice

Why You Still Need to Know BI in the Age of AI

AI can write DAX, build Power Query transformations and explain Power BI features in seconds. But Business Intelligence has never been about writing code alone. This article explores why understanding data, business context and architecture remains the difference between creating reports and delivering meaningful insight.