Power Query courses can help you learn data transformation, data cleansing, and data loading techniques. You can build skills in creating custom queries, merging data from different sources, and automating repetitive tasks. Many courses introduce tools like Microsoft Excel and Power BI, where these skills are applied to streamline data analysis and enhance reporting capabilities.

Technical University of Denmark (DTU)
Skills you'll gain: Sustainable Engineering, Mechanical Engineering, Engineering Calculations, Engineering, High Voltage, Engineering Analysis, Systems Engineering, Materials science, Energy and Utilities, Time Series Analysis and Forecasting, Electrical Systems, Electric Power Systems, Electrical Power, Structural Analysis, Financial Analysis, Environmental Monitoring, Failure Analysis, Cost Estimation, Mechanics, Engineering Design Process
★ 4.7 (7.3K) · Mixed · Course · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Performance Tuning, SQL, Rust (Programming Language), Database Systems, Database Software, Relational Databases, Database Development, Database Application, Database Management, Data Engineering, JSON, Databases, Query Languages, Command-Line Interface, SQL Server Reporting Services, Data Import/Export, Data Processing, Database Administration, Data Science, Data Modeling
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Database Design, Data Presentation, Ggplot2, Data Visualization Software, Data Visualization, Relational Databases, Statistical Visualization, Data Collection, Predictive Modeling, Statistical Analysis, Data Analysis, Rmarkdown, Model Evaluation, Shiny (R Package), SQL, R (Software), Data Manipulation, Web Scraping
★ 4.5 (1.3K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Presentation, Dashboard, Data Storytelling, Dashboard Creation, Data Visualization Software, Microsoft Excel, Spreadsheet Software, Graphing, Pivot Tables And Charts, Data Modeling, Database Development, Databases, Business Analysis Tools, Data Analysis, Simulation and Simulation Software, Data Analysis Software
★ 4.8 (3K) · Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Control Systems, Machine Controls, Three-Phase, Power Electronics, Simulation and Simulation Software, Model Based Systems Engineering, Electrical Engineering, Automation Engineering, Simulations, Mathematical Modeling, Electrical Power, Performance Tuning, Performance Testing, System Configuration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Agentic Workflows, MongoDB, Retrieval-Augmented Generation, Vector Databases, Generative AI Agents, Scalability, Model Context Protocol, Context Engineering, Data Architecture, Systems Design, Tool Calling, System Design and Implementation, Development Environment, Embeddings, PostgreSQL, Database Design, Object-Relational Mapping, Data Modeling, SQL
Advanced · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Retrieval-Augmented Generation, Embeddings, Generative AI, AI literacy, LLM Application, Large Language Modeling, AI Enablement, AI Integrations, AI Workflows, Performance Tuning, Data Architecture, Data Integrity, Data Collection, Document Control, Data Infrastructure, Document Management, Data Preprocessing, Data Transformation, Data Structures, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Query Languages, Data Analysis, Performance Tuning, Data Integration, Data Manipulation
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Star Schema, Business Continuity Planning, Cost Benefit Analysis, Database Design, Business Continuity, Data Infrastructure, Snowflake Schema, Database Architecture and Administration, Relational Databases, Data Warehousing, Data Modeling, Data Architecture, Data Validation, SQL, Terraform, Infrastructure as Code (IaC), Extract, Transform, Load, Business Analytics, Cost Management
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Scalability, Role-Based Access Control (RBAC), Authentications, Load Balancing, Microsoft Copilot, C# (Programming Language), ASP.NET, Secure Coding, Data Security, Performance Tuning, Encryption, Back-End Web Development, .NET Framework, API Design, Restful API, Application Security, Application Development, Multi-Factor Authentication, Process Optimization, Debugging
Beginner · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Retrieval-Augmented Generation, Rust (Programming Language), Code Coverage, grep, Generative AI, Data Pipelines, Embeddings, Program Development, Large Language Modeling, GitHub, Natural Language Processing, Vector Databases, Query Languages, Applied Machine Learning, Software Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Analytical Skills, Data Wrangling, SQL, Data Preprocessing, Data Analysis, Data Manipulation, Query Languages, Problem Solving, Case Studies, GitHub, Relational Databases, Analytical Testing, Data Modeling
Beginner · Course · 1 - 3 Months