WHAT IS SQL?

  SQL stands for Structured Query Language. It is a standard programming language used for managing relational databases. SQL provides a set of commands and syntax for defining, manipulating, and querying data in a database. Here are some key points about SQL: Database Management System (DBMS): SQL is used with a database management system to interact with databases. Some popular DBMSs that support SQL include MySQL, Oracle Database, Microsoft SQL Server, and PostgreSQL. Data Definition Language (DDL): SQL includes commands for defining and managing the structure of databases and database objects. DDL commands are used to create, alter, and delete database schemas, tables, indexes, and other objects. Data Manipulation Language (DML): SQL also includes commands for manipulating data within a database. DML commands are used to insert, update, delete, and retrieve data from database tables. Querying and Retrieving Data: SQL provides powerful capabilities for querying and retrieving da...