Power Query (M Language) Scripting for Beginner BI Developers
Master Power Query's interface, data connection, and transformation capabilities to build robust data models for impactful BI dashboards and reports.
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Power Query Fundamentals: Interface, Connections, and Core Transformations
Unit 1: Getting Started with Power Query
Welcome to Power Query!
Meet the Query Editor
Unit 2: Connecting to Data
Your First Data Source
Database & Web Data
Unit 3: Core Data Transformations
Cleaning Up Your Data
Shaping Your Columns
Filtering & Sorting Data
Unit 4: Understanding Applied Steps & M Code
The Power of Applied Steps
M Code Unveiled
Advanced Data Shaping: Custom Columns, Merging, Appending, and Error Handling
Unit 1: Crafting New Data with Custom Columns
Custom Column Basics
Text Functions for Columns
Date & Time Functions
Conditional Logic in Columns
Unit 2: Integrating Data from Multiple Sources
Appending Queries
Merging Queries: Inner Join
Merging Queries: Left Join
Unit 3: Robust Queries: Error Handling & Parameters
Handling Errors Gracefully
Dynamic Queries with Parameters