Applying SQL Concepts: DDL, DML, Filtering, and Data Transformation

📰 Dev.to · Sharon-nyabuto

Learn to apply SQL concepts like DDL, DML, filtering, and data transformation to manage and analyze relational databases

intermediate Published 12 Apr 2026

Action Steps

Create a database using DDL statements
Insert data into tables using DML statements
Filter data using WHERE and HAVING clauses
Transform data using aggregate functions and GROUP BY clauses
Apply subqueries and joins to combine data from multiple tables

Who Needs to Know This

Data analysts, data scientists, and software engineers can benefit from this lesson to improve their database management skills and work more efficiently with data

Key Insight

💡 SQL is a powerful language for managing and analyzing relational databases, and mastering its concepts can improve data analysis and management efficiency