Introduction to SQL
Q1. What is SQL ?
SQL (Structured Query Language) is a standard language used to store, retrieve, update, and manage data in relational databases.
Q2. What is a database ?
A database is an organized collection of data stored in tables consisting of rows and columns, used to efficiently store and retrieve information.
Q3. Why is SQL called a standard language ?
Because SQL follows international standards and works with most relational database systems like MySQL, PostgreSQL, Oracle, and SQL Server.