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What are Database-Types of Database

August 13, 2022

A database is a collection of data organized into records or rows. The data stored in a database is usually structured in such a way that it can be easily retrieved. Databases are often used for storing information about customers, inventory, employees, etc.

Databases are very useful tools for organizing and managing large amounts of data. They provide a central location where data can be accessed from multiple applications.

Databases are used to store information in various forms. For example, we can use it to store customer details, employee information, inventory, etc.

Types of Database

There are different types of database

Centralized database

centralized managed databases are those where data is stored at a central location. They are usually owned by a single entity or organization. The data is then accessed from multiple locations via a network connection.

image showing the centralized database

Centrally managed databases can be very useful in situations where data is shared across multiple organizations. For example, a company might want to store its customer information in a centralized database. This way, they can access it from anywhere within their network.

Relational Database

A relational database is a type of database management system (DBMS) that uses tables to store data. A table consists of rows and columns. Each row represents a single record and each column represents a field of information.

Rows are connected together using relations. Relations allow users to query and manipulate data based on relationships between records.

NoSQL Database

NoSQL databases are not structured like traditional SQL databases. Instead, they use different structures to organize their data. These databases often have no fixed schema and do not require a rigid structure to create and maintain data.

NoSQL databases are often used for storing information such as user profiles, social media posts, and other types of data that don’t fit into relational databases. They also provide better performance because they don’t require joins between tables.

Graph Database

Graph databases are similar to relational databases except that instead of storing data in tables, they store it in nodes and edges. Nodes represent individual pieces of data and edges connect them together.

Distributed Database

Distributed databases are databases that store data across multiple servers or computers. They are often used to scale out applications that require high availability and reliability.

Distributed databases are designed to store data across multiple servers or computers. They allow you to access information from anywhere at any time. This means they can provide better performance and reliability than a single server.

Distributed databases are becoming more common because they offer several advantages over their centralized counterparts. For example, they don’t require a central administrator who has full control over every aspect of the system. Instead, they rely on a consensus mechanism to ensure that everyone agrees on the same version of the data.

Object-oriented database

Object-oriented databases (OODB) are data structures that organize information into objects. These objects have attributes, behaviors, and relationships with each other. OODBs are often referred to as object-relational mappers (ORM). ORMs provide a way to map data between different systems.

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