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Power Query
Prerequisites of This Course
This course is designed to equip participants with the essential skills needed to master Power Query, a powerful data transformation tool in Microsoft Excel and Power BI. Participants will learn how to efficiently import, transform, and clean data from various sources, enabling them to streamline their data analysis process and make more informed decisions.
- Basic knowledge of Microsoft Excel or Power BI
- Familiarity with data analysis concepts
Skills Covered in This Course
- Introduction to Power Query
- Importing Data
- Data Transformation and Cleaning
- Merging and Appending Queries
- Grouping and Aggregating Data
- Working with Parameters
- Advanced Data Transformations
- Error Handling and Troubleshooting
- Optimizing Query Performance
- Best Practices in Power Query
Training Options
1. Live Virtual Instructor-led Training (VILT)
- Participate in live virtual sessions conducted by experienced instructors
- Interact with instructors and fellow participants in real-time.
- Hands-on exercises and group discussions.
- Scheduled sessions to accommodate different time zones.
- Ideal for individuals seeking structured learning with instructor guidance.
2. On-site Corporate Training
- Participate in live virtual sessions conducted by experienced instructors
- Interact with instructors and fellow participants in real-time.
- Hands-on exercises and group discussions.
- Scheduled sessions to accommodate different time zones.
- Ideal for individuals seeking structured learning with instructor guidance.
Content of This Course
Introduction to Power Query
- Overview of Power Query
- Benefits and use cases
Importing Data
- Importing data from various sources (Excel, CSV, text files, databases, web)
- Connecting to online services (e.g., SharePoint, Salesforce)
Data Transformation and Cleaning
- Filtering and sorting data
- Removing duplicates
- Renaming columns
- Changing data types
- Handling null values
Merging and Appending Queries
- Combining data from multiple sources
- Joining tables
Appending queries
Grouping and Aggregating Data
- Grouping data
- Summarizing data with aggregations
Working with Parameters
- Creating and using parameters
- Parameterizing queries for dynamic analysis
Advanced Data Transformations
Pivot and unpivot data
Transposing tables
Custom column creation with M language
Error Handling and Troubleshooting
- Handling errors in Power Query
- Troubleshooting common issues
Optimizing Query Performance
Improving query performance
Understanding query folding
Best Practices in Power Query
Tips for efficient data transformation
Documenting and organizing queries
Exam Certificate:
Participants who successfully complete the course and pass the final exam will receive a certificate of completion in Power Query Mastery, demonstrating their proficiency in using Power Query for data transformation and analysis.
Frequently Asked Questions
Yes, this course is designed for participants with basic knowledge of Excel or Power BI. We cover fundamental concepts before diving into advanced topics.
Participants will need access to Microsoft Excel 2010 or later, or Power BI Desktop, which is available as a free download from the Microsoft website.
The course is self-paced, but we recommend allocating approximately 20-30 hours to complete all modules and exercises.
Yes, please refer to our refund policy outlined in the course enrollment terms and conditions.
