This is essentially a container storing organised data electronically, usually controlled by something called a database management system (DBMS for short). These can store more data (and are more ...

SQL (Structured Query Language) is a fundamental skill for anyone working in data management, whether you're a database administrator, data analyst, or software developer. For professionals looking to ...

SELECT * FROM customers; -- select all columns from the "customers" table SELECT first_name, last_name FROM customers; -- select only the "first_name" and "last_name" columns from the "customers" ...