Most Common SQL Commands Every Developer Should Know SQL (Structured Query Language) is the foundation of working with databases. Whether you're a backend developer, full-stack engineer, or data analyst — knowing how to write SQL queries is a must-have skill. In this post, we’ll go over the most commonly used SQL commands that every developer should know with examples. Let’s get started! 1. SELECT – Retrieve Data This is the most basic and widely used SQL command. SELECT * FROM users; Retrieve all columns from the users table. 2. INSERT INTO – Add Data INSERT INTO users (name, email) VALUES ('John Doe', 'john@example.com'); Adds a new record to the users table. 3. UPDATE – Modify Existing Records UPDATE users SET name = 'Jane Doe' WHERE id = 1; Updates the name of the user whose ID is 1. 4. DELETE – Remove Records DELETE FROM users WHERE id = 2; Deletes the user with ID 2 from the t...