Data Manipulation Language (DML) in SQL Introduction In modern information systems, data plays a crucial role in decision-making, automation, and business operations. Almost every application—banking systems, hospital management software, e-commerce platforms, social media applications, and educational portals—relies on databases to store and manage data efficiently.… Read More
Introduction to SQL What is SQL? SQL (Structured Query Language) is a database computer language used to communicate with and retrieve data from relational databases. It allows users to store, manipulate, update, and retrieve data efficiently. SQL is widely used with popular database systems such… Read More
Basics of UNIX Operating System UNIX is an operating system, similar to Windows. An operating system is a collection of multiple software programs that manages all the resources of a computer such as the CPU, memory, and storage. UNIX can be understood in the following… Read More
