Here’s a curated list of the 50 most important DAX functions — grouped by category — that every Power BI Developer should know for interviews, certifications, and real-world use. 📅 Date & Time Functions ⏳ Time Intelligence Functions 🔢 Math & Aggregation Functions 🧠 Logical & Conditional Functions 📊 Filter Functions 🔗 Relationship & Table …
✅ Sample Dataset: Employee Work Hours (Synthetic) EmployeeID Name Department Date CheckInTime CheckOutTime Location E001 Alice HR 2024-06-01 09:15 17:45 New York E002 Bob Finance 2024-06-01 09:30 18:00 Chicago E003 Charlie IT 2024-06-01 10:00 19:00 San Francisco E004 Diana HR 2024-06-01 09:00 17:00 New York E005 Edward IT 2024-06-01 11:00 20:00 Chicago Here’s a mini …
Power Query Editor 3 different features of it on Employee Data Read More »
In DAX (Data Analysis Expressions), the PRODUCTX function multiplies all the values of a given expression evaluated over a table. Syntax of PRODUCTX: PRODUCTX(table, expression) table: The table to iterate over. expression: The expression to evaluate and multiply across each row. 🎯 Use Case: Calculating Compound Growth (Multiplicative Change) Let’s say we have a table …
🌍 What Are Sustainable Development Goals (SDGs)? Sustainable Development Goals (SDGs) are a set of 17 global objectives adopted by the United Nations in 2015 to end poverty, protect the planet, and ensure prosperity for all by 2030. Each goal addresses a key area such as health, education, inequality, economic growth, climate action, and peace. …
Are you Struggling with slow reports on huge datasets?Power BI Aggregations can supercharge your performance 📊 Step 1: Create an Aggregated TableSummarize your big fact table by key dimensions — like Date, Product, or Region. 🧠 Step 2: Enable Manage AggregationsRight-click your aggregated table ➝ “Manage Aggregations”Map each column to the large fact table — …
Influencer marketing is a type of social media marketing that involves collaborating with individuals (influencers) who have a dedicated and engaged following. These influencers promote products, services, or brands to their audience in exchange for compensation. 🧠 What Is Influencer Marketing? Influencer marketing works on the principle of trust and authority. Instead of brands directly …
What is Influencer Marketing & How to Earn with it? Read More »
What is a Disconnected Parameter Table? A disconnected parameter table (often created using a “What-If parameter” in Power BI Desktop) is a special kind of table that is not directly related to your main data model tables (like your Sales table). Its primary purpose is to provide a slicer or filter that a user can …
What is a Disconnected Parameter Table? and How to Create in Power BI? Read More »
1. Slidescope Sample Financial Dataset (100 Rows) We’ll use a dataset representing sales transactions. This dataset includes information about Date, Product Category, Product Name, Sales Amount, Quantity, Customer Segment, and Region. Table Name: Sales Date Product Category Product Name Sales Amount Quantity Customer Segment Region Order ID 2024-01-05 Electronics Laptop X 1200 1 Consumer North …
Financial dataset, along with 5 advanced DAX questions & solutions Read More »
Both functions perform linear regression (least-squares method) to calculate statistics for a straight line fitting your data. Here’s how they work: 1. LINEST Function Fits a line using columns from a single table. Syntax: ) Parameters: 2. LINESTX Function More flexible—works with tables filtered by DAX expressions or multiple tables. Syntax: ) Parameters: Examples Example …
Voice Search Optimization is the process of enhancing your online content to appear in voice search results, which are triggered when users speak queries into devices like smartphones, smart speakers (e.g., Amazon Alexa, Google Home), or voice assistants (e.g., Siri, Google Assistant). As voice search becomes increasingly popular, optimizing for it can help businesses improve …
What is Voice Search Optimization and how to set up? Read More »
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