Courses

The DROP statement is used to delete objects from the database. These objects can be tables, databases, views, indexes, etc. In this tutorial, we will cover the following: 1. Introduction…

DROP DATABASE Welcome to this detailed tutorial on learning the basics of SQL, specifically focusing on the DROP DATABASE command. This command is crucial when you want to delete an…

SQL CREATE Keyword Tutorial Introduction SQL (Structured Query Language) is used to manage and manipulate relational databases. One of the primary keywords used in SQL is CREATE, which is used…

SQL CONSTRAINT Keyword SQL (Structured Query Language) is used to manage and manipulate relational databases. Constraints in SQL are rules applied to columns in a table to ensure the accuracy…

Introduction to SQL COLUMN SQL (Structured Query Language) is a standard language for managing and manipulating databases. It is widely used to perform operations on data stored in relational database…

SQL CASE Keyword: A Comprehensive Guide Introduction to SQL CASE Keyword The CASE keyword in SQL is a powerful conditional expression that allows you to add if-then-else logic to your…

Introduction to SQL and the ASC Keyword SQL (Structured Query Language) is a standard language for accessing and manipulating databases. One of the fundamental tasks in SQL is to sort…

SQL AS Keyword Tutorial Introduction SQL (Structured Query Language) is used for managing and manipulating relational databases. The AS keyword in SQL is used to give a table or a…

Understanding the ANY Keyword SQL (Structured Query Language) is a powerful tool for managing and manipulating data in relational databases. One of the essential keywords in SQL is the ANY…

Understanding the AND Keyword SQL (Structured Query Language) is a powerful tool for managing and manipulating relational databases. One of the fundamental aspects of SQL is the ability to filter…

SQL ALTER COLUMN Tutorial Introduction The ALTER COLUMN command in SQL is used to modify the data type, size, or constraints of an existing column in a table. This is…

Understanding the ALL Operator SQL (Structured Query Language) is the standard language for managing and manipulating databases. This tutorial will focus on using the ALL operator in SQL. The ALL…

SQL Basics Tutorial: ADD CONSTRAINT Structured Query Language (SQL) is a standard language for managing and manipulating databases. One fundamental aspect of SQL is ensuring data integrity and accuracy, which…

Introduction to SQL Keywords SQL (Structured Query Language) is a standard language for managing and manipulating databases. It is used to perform various operations like querying, updating, inserting, and deleting…

Introduction to SQL Hosting SQL hosting refers to the process of storing and managing SQL databases on a server accessible via the internet. It allows you to store, retrieve, and…

SQL Injection is a technique that attackers use to exploit vulnerabilities in an application's software, allowing them to execute arbitrary SQL commands. These attacks can lead to unauthorized access to…

Understanding SQL Views: SQL Views are virtual tables that are based on the result-set of an SQL statement. They don't store any data themselves but display data from one or…