What is a database? In today’s digital world, every app, website, and online service depends on one important thing: data.To store and manage this data safely, we use something called a database. Understanding What a Database Is A database is ...Read more
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Encryption and hashing are both important techniques used in information security, but they serve different purposes and have different methods of implementation. Encryption is a process of converting plain text data into an unreadable format known as ciphertext. This is achieved ...Read more
What is SQL and what is it used for? When we talk about SQL, we are referring to Structured Query Language. It is the standard language used across the world for communicating with relational databases. ...Read more
What is a table in SQL? In SQL, a table is the basic structure used to store data. The easiest way to understand it is to imagine a table as a carefully organised spreadsheet where information is ...Read more
What is a primary key?When we work with databases, one of the first ideas we must understand is how to uniquely identify each record. Just like every student in a class has a unique roll number, every row in a ...Read more
