Basic SQL Queries: SELECT and FROM

This video tutorial introduces SQL queries, focusing on the SELECT and FROM clauses. It covers the basics of constructing queries to retrieve data from databases, using practical examples in phpMyAdmin. The tutorial also introduces SQL functions like COUNT, MIN, and MAX, and emphasizes best practices for writing efficient and clear SQL queries.

What is the role of the primary key in a database table?

How does limiting the number of columns in a query improve performance?

How can you differentiate between multiple tables in a SQL query?

What are the consequences of using SELECT * in larger databases?