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KNOWLEDGE HUB


How to Build a Proper Date Table in Power BI
A practical step-by-step guide to building a clean Power BI date table, writing better time-intelligence measures, and avoiding the most common calendar mistakes.

MirVel
Apr 215 min read


How to Use AI in Excel: Copilot, ChatGPT, and Smart Automation for Faster Analysis
AI is now built into Excel — from Copilot to ChatGPT-powered formulas. This guide covers the five most practical AI tools you can use today, with real examples and step-by-step instructions.

MirVel
Apr 205 min read


Power BI Custom Connectors: Unlock Analytics for Every Corner of Your Organisation
Go beyond sales reports — connect Power BI to your IT, HR, finance, and admin systems using custom connectors. A practical guide to unlocking organisation-wide analytics.

MirVel
Mar 207 min read


Hidden PivotTable Tips & Tricks You’ll Actually Use (Excel)
Most people use PivotTables but few use them well. These high-impact tricks cover custom sorting, calculated fields, grouping, and more — with a free European snacks dataset to practice on.

MirVel
Feb 123 min read


Power BI Drillthrough: Hidden Tips, Best Practices & Real-World Use Cases
Drillthrough is one of the most underrated Power BI features. This guide covers smart page design, DAX context tricks, tooltip integration, and real-world patterns that even experienced users often miss.

MirVel
Jan 103 min read


Mastering DAX Queries in Power BI: Structure, Logic & Best Practices
Check out some of our FREE templates and materials. PRACTICE MATERIAL BELOW!👇 Introduction Ever wondered what happens behind the scenes when you drag a visual into Power BI? That’s DAX queries at work. While most users write DAX formulas to calculate measures or columns, DAX queries go one level deeper — they let you directly query your model, test logic, and debug calculations.In this post, we’ll break down what DAX queries are, how they work, their structure, examples,

MirVel
Nov 18, 20255 min read


Harnessing the Power of the “Run a Query Against a Dataset” Trigger in Power Automate
Check out some of our FREE templates and materials. PRACTICE MATERIAL BELOW!👇 If you’re already familiar with Power BI and Power Automate , you know how powerful it is when these two tools work together. But one of the most game-changing triggers in Power Automate is: 👉 “Run a query against a dataset” This trigger lets you execute DAX queries (Data Analysis Expressions) directly against your Power BI dataset from a flow. That means you can extract aggregated results, row

MirVel
Oct 26, 20255 min read


Power BI: Relationships in Models – The Ultimate Guide
Introduction Building effective Power BI reports is not just about loading data and creating visuals—it’s about structuring your data model correctly. Relationships are at the heart of that structure. In this post, we’ll explore what relationships in Power BI are, why they matter, how to create and manage them, and some advanced tricks to avoid common pitfalls. Check out some of our FREE templates and materials. PRACTICE MATERIAL BELOW!👇 Understanding Relationships in Power

MirVel
Sep 28, 20253 min read


Mastering the CALCULATE Function in Power BI: A Step-by-Step Guide
If you're a moderately experienced Power BI user, you’ve likely encountered the CALCULATE function in DAX (Data Analysis Expressions). This is one of the most powerful and essential functions in the DAX language because it allows you to modify the context in which data is filtered and calculated. In this post, we’ll break down the structure of CALCULATE, walk through practical examples, explore advanced use cases, and show you how it can elevate your Power BI reporting. Che

MirVel
Sep 22, 20253 min read


Top 5 Reusable M Code Functions for Power BI/Excel (Power Query)
Power BI’s Power Query (M language) allows creating custom functions and reusable query steps to simplify common tasks. Below are five versatile M-code solutions – a mix of data transformation helpers and analysis utilities – that you can copy into your Power BI queries with minimal adjustments. Each function includes the full M code, an explanation of its purpose, and an example use case in real-world projects. Check out some of our FREE templates and materials. PRACTICE MAT

MirVel
Aug 31, 20254 min read


Build a Profit & Loss (P&L) report in Power BI — end-to-end from CSVs
This post walks through the exact setup shown in your screenshots: folder-based CSV ingestion in Power Query, a tidy star schema, an FX bridge for currency conversion, a P&L layout table for the matrix, and a simple report page with monthly columns and KPI cards. No fluff—just what’s in your files. Check out some of our FREE templates and materials. PRACTICE MATERIAL BELOW!👇 What we’ll build (at a glance) Tables : dimDate, dimAccount, factGL, dimFX, dimPnL, plus your Calcula

MirVel
Aug 15, 20253 min read


From Data to Presentation: How to Combine Power BI and PowerPoint for Impactful Insights
Imagine spending hours perfecting your Power BI reports, only to struggle when trying to present them clearly to your stakeholders or audience. Power BI is excellent for interactive dashboards, but sometimes, a good old PowerPoint presentation is what you really need. The good news? Combining these two powerful tools can take your data storytelling to the next level. In this post, you'll discover simple yet powerful ways to seamlessly integrate Power BI reports into your Powe

MirVel
Jul 11, 20253 min read


Mastering Power BI: How to Navigate Components Like a Pro
Power BI is transforming the way we work with data. Whether you're a data analyst, a business intelligence pro, or just someone who loves data, getting the hang of Power BI is key for awesome data visualization and analysis. This guide will help you explore the different parts of Power BI like a total pro. Power BI dev - daily job Understanding the Power BI Interface Familiarize yourself with the user interface to harness Power BI's full potential effectively. Power BI is a p

MirVel
Mar 2, 202512 min read
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