Abdullah Qamar

Continuing to build my SQL foundation — here's what I explored today 📊 Here's what I covered: ✅ HAVING – Filtering grouped data (works after GROUP BY, unlike WHERE) ✅ UPDATE – Modifying existing records in a table ✅ DELETE – Removing records based on specific conditions ✅ IN –...

Been diving deep into SQL these past few days and wanted to share what I've learned so far 📊 Here's what I covered: ✅ WHERE – Filtering data based on specific conditions ✅ Operators – Comparison & logical operators (=, >, <, AND, OR, etc.) ✅ BETWEEN – Filtering values within a...

📊 Completed: E-commerce Sales Data Cleaning & Reporting Project

I recently completed an Excel Data Cleaning project focused on preparing an e-commerce sales dataset for business reporting and analysis.

✔ Cleaned and standardized raw data ✔ Removed duplicate records ✔ Handled...

Open to Remote Excel Data Cleaning Projects

Messy spreadsheets can lead to costly mistakes and wasted time. I help transform raw, inconsistent Excel data into clean, accurate, and analysis-ready datasets.

Services I offer: ✔ Data Cleaning & Formatting ✔ Duplicate Detection &...