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Other Parts of This Series: Part 4: Journey To Database World: Part 4 (Relational Database - PostgreSQL As Example) Part 6: Journey To Database World: Part 6 (Key-Value Pair Database - Redis As Example) Key Value Pair Database (Photo Credit: LinkedIn Image) Story: Imagine you walk into a futuristic restaurant called “The Key-Value Restaurant.” Instead of a traditional menu, this restaurant uses a magical order board where every item is stored as a key-value pair. It means every food item is stored with a label (key) attached to information (value). You approach the counter, and the counterman says, “Welcome! Tell me your key and your order details (value).” Then after the order is placed, everything will be handled by the key as a reference point. It means finding and updating the order by the key and so on. ...

Other Parts of This Series: Part 3: Journey To Database World: Part 3 (Database Management System - DBMS) Part 5: Journey To Database World: Part 5 (NoSQL Key-Value Pair Database - DynamoDB As Example) Relational Database (Photo Credit: LinkedIn Image) Story: Opu is a student of class 10. He studies in a good, well-known school, and he is a very regular student who attends every class every day. His school keeps all the attendance records of all students. His school has an official canteen and an official bookstore run by the school authority. So they keep those products and sell information as well. Sometimes, for report generation purposes, they need all the information of students, including attendance, food buy, book buy, etc. So they need to store this data very carefully and efficiently. ...

Other Parts of This Series: Part 2: Journey To Database World: Part 2 (Database and Its Different Types) Part 4: Journey To Database World: Part 4 (Relational Database - PostgreSQL As Example) Database Management System (Photo Credit: LinkedIn Image) Story: I hope you now understand exactly what information, records, and data are. Additionally, you should have a general understanding of databases and their many forms. We will learn more about database management systems in this section. Let’s get started. ...

Other Parts of This Series: Part 1: Journey To Database World: Part 1 (Data, Record, Information, Historic Evaluation of Data Store, Database) Part 3: Journey To Database World: Part 3 (Database Management System - DBMS) Database and Its Type (Photo Credit: LinkedIn Image) Story: We saw what data, records, and information are and how they are important in our day-to-day lives. If we give a close look, our whole life and whole world are nothing but data generators. In today’s modern world, data is being treated as valuable as white gold. That’s why people are always curious and in search of more and more efficient, secure, and faster ways of storing, retrieving, and managing data over time. In this part of the database series, we discover databases and their different types in more detail. ...

Other Parts of This Series: Part 2: Journey To Database World: Part 2 (Database and Its Different Types) Database Introduction (Photo Credit: LinkedIn Image) Story: Our world was not similar to what it is today. Once, people’s lives were fully manual, and there was no automated concept. People then retain any information or data in their minds. People then learn how to write and continue writing data on paper. With many changes and evaluations, now people use electronic devices, software, and even cloud services to keep their data stored. So in this series, let’s start a journey to this digital data store world… ...