Structured Query Language (SQL) is a vital tool for database administrators and developers. Whether you are a rookie or a seasoned expert, having a thorough grasp of fundamental SQL commands is ...

-- Create a new table CREATE TABLE employees ( employee_id INT PRIMARY KEY, first_name VARCHAR(50), last_name VARCHAR(50), salary DECIMAL(10, 2) ); -- Insert data into the table INSERT INTO employees ...

The SELECT statement is the foundation of SQL querying. It allows you to retrieve data from one or more tables. You can specify the columns you want to retrieve and apply filtering conditions using ...

SQL is one of the most essential programming languages when it comes to working with databases. It’s a standard language used by almost all types of database systems around the world. If you are just ...

SELECT - Select data from a table. WHERE - Add conditions on queries result. ORDER BY - Sort the result of values. LIKE - Filter values like a pattern. LIMIT - Limit the number of result rows of a ...

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...