Use Power Query to Transform Data — Essentials

Use Power Query to Transform Data — Essentials. Get practical lessons and hands-on examples at AIComputerClasses in Indore to master computer & office skills quickly. Includes references to tools like ChatGPT, Power BI, Excel, Figma, or Python where appropriate. Ideal for beginners and working professionals seeking fast skill gains. This article from AIComputerClasses Indore breaks down use power query to transform data — essentials into actionable steps.

⚙️ Use Power Query to Transform Data — Essentials

Intro (150–200 words):

Data transformation is one of the most essential tasks in any business environment. Whether you’re cleaning messy datasets, combining multiple files, or preparing reports — Power Query in Excel is your ultimate time-saving tool.

Power Query allows you to import, clean, and transform data from multiple sources with just a few clicks — no coding required. It’s perfect for accountants, analysts, and office professionals who regularly handle data-heavy Excel files.

At AI Computer Classes – Indore, learners get hands-on experience with Power Query, Power BI, and Excel automation to handle real-world office tasks. This guide will walk you through the essentials of using Power Query to transform raw data into structured, ready-to-analyze information.

🧩 Step 1: What Is Power Query?

Power Query is a built-in tool in Excel that lets you:

• Import data from multiple sources (Excel, CSV, SQL, Web, etc.)
• Clean and reshape data without formulas
• Automate repetitive data transformation tasks

💡 Think of Power Query as your “data-cleaning assistant” inside Excel.

📂 Step 2: Import Data into Power Query

1. Open Excel and go to the Data tab.
2. Click Get Data → From File → From Workbook (or any other source).
3. Select your file and click Import.
4. Power Query Editor will open, showing your data in a clean interface.

🎯 At AI Computer Classes – Indore, students learn how to import and clean data from various sources in practical sessions.

🧹 Step 3: Clean and Transform Your Data

Once the data is loaded, you can perform several transformations such as:

• Remove Blank Rows or Columns → Home → Remove Rows/Columns
• Change Data Type → Transform → Data Type
• Split Columns (e.g., First & Last Name) → Split Column → By Delimiter
• Replace Values → Home → Replace Values

💡 Pro Tip: Every change you make is recorded in the Applied Steps panel, so you can undo or automate your workflow easily.

💡 Promotional Block 1: Learn Real-World Excel Automation

At AI Computer Classes – Indore, our Computer & Office Skills Course helps students master Excel tools like Power Query, PivotTables, and Power BI through 100% practical exercises.

🚀 Join the best Excel training institute in Indore and gain real-world office automation skills!

🔗 Step 4: Combine and Merge Data

You can merge data from multiple sheets or files easily:

1. Click Home → Merge Queries.
2. Select the two tables you want to merge.
3. Choose a common column (like “Employee ID”).
4. Select Join Type (Left, Right, Inner, Full).
5. Click OK.

Power Query automatically combines both datasets — similar to database joins!

🎯 Example: Merge a salary sheet with an employee details sheet for a complete HR report.

🧮 Step 5: Add Custom Columns

Create calculated columns based on existing data:

1. Go to Add Column → Custom Column.
2. Enter a formula, e.g.:

if [Status] = "Active" then [Salary]*1.1 else [Salary]

1. Click OK.

💡 Pro Tip: Power Query formulas (M Language) make data transformation more flexible without complex Excel formulas.

🔄 Step 6: Refresh and Automate Data Updates

The best part about Power Query — it’s dynamic.

Whenever your source file updates, just click Refresh All in Excel, and your transformed data updates automatically!

✅ No need to repeat cleaning or merging steps again.

💡 Promotional Block 2: Why Learn Power Query at AI Computer Classes – Indore?

• Learn data automation tools like Power Query & Power BI.
• 100% practical training with real office data.
• Trainers with corporate analytics experience.
• Short-term and weekend batches available.

📊 Become job-ready with AI Computer Classes – Indore — the best place to learn data-driven Excel skills!

🧠 Step 7: Load the Data Back into Excel

Once your data is cleaned and transformed:

1. Click Close & Load.
2. Choose whether to load the data into a Table, PivotTable, or Data Model.
3. Your transformed data appears neatly in Excel, ready for analysis!

🎯 At AI Computer Classes – Indore, students practice building complete Power Query workflows that save hours of manual effort.

⚙️ Step 8: Bonus — Combine Power Query with Power BI

Once you’re confident with Power Query in Excel, you can apply the same skills in Power BI to build interactive dashboards.

💡 Example:

Use Power Query to prepare sales data → Import into Power BI → Create visuals showing monthly trends, top products, and regional insights.

This is how modern data professionals work smarter with automation.

🎯 Conclusion

Power Query is not just an Excel feature — it’s a complete data transformation engine that can revolutionize how you handle information. From cleaning messy files to automating data preparation, Power Query saves hours of manual work and boosts productivity.

At AI Computer Classes – Indore, you’ll master Power Query and related tools with real-time practice and expert guidance. Learn how to clean, merge, and analyze data effortlessly — and become a true data-savvy professional.

📘 Enroll today and transform your Excel skills into a competitive advantage!