Descrizione
This Introduction to SQL course is the perfect place to start if you are new to the world of database programming or database administration. In addition to learning basic SQL commands and syntax – such as how to insert, update, and delete information from tables – users will be able to practice those same commands through our free online SQL interpreter. Enter SQL commands to receive immediate results and experiment to better understand how database concepts such as table drops and table selects work.
Programma
SQL, or Structured Query Language, is widely used to create, modify, and delete tables and their contents, as well as to retrieve and manipulate data stored in those tables. This module is an overview of the programming language used to manage and manipulate relational databases.
Databases are used to store and manage data efficiently, and they are critical components of many modern applications, including websites, mobile apps, and enterprise systems. The module explores the concept of a database, which is an organized collection of data stored on a computer system.
Operations on SQL are various actions that can be performed on data stored in a relational database using the Structured Query Language (SQL). SQL provides a rich set of commands and functions to manipulate data stored in tables.