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Relational Databases Articles

What is Database Replication? Everything You Need To Know

Consistent and reliable technology is the backbone of any successful business. While many organizations use multiple desktop and mobile devices, they often rely on a single database for critical operations. So, what happens when that database goes down?

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by Holly Landis

Graph Database Vs. Relational Database: Which One Wins?

Data remains an invaluable resource. When processed properly, it fuels savvy business decisions. How you store data has a lot to do with the ways you’re able to further process it.

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by Sagar Joshi

What Is an Entity-Relationship Diagram? A Complete Guide

When designing a relational database, engineers create an entity-relationship diagram to represent how different pieces of data are related. These diagrams provide a clear visualization of data relationships, making it easier to understand the overall structure.

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by Sagar Joshi

Relational Databases Glossary Terms

Relational Database Management System

A relational database management system (RDBMS) maintains and updates relational databases. Learn about the basic elements and why to use an RDBMS.

by Kelly Fiorini

Data Manipulation

Data manipulation is the process of organizing, modifying, and transforming data to improve accuracy, usability, and analysis across systems and workflows.

by Shalaka Joshi

Desktop Database

A desktop database stores and manages data on a personal computer. Learn more about its key features, benefits, and when to choose one for your business.

by Sagar Joshi

Python

Python is a programming language for novices and experienced developers. Learn more about how to learn this language, its uses, and the benefits of Python.

by Sagar Joshi

Resource Database

The resource database is a hidden database in SQL Server 2005, which upgrades SQL Server to a newer version more quickly and easily. Learn more about resource database and best practices to follow when working with resource database in SQL Server.

by Keerthi Rangan

Relational Databases Discussions

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Question on: MariaDB

Is MariaDB compatible with MySQL?

Yes

Answered: Bhavisha Joshi on March 12, 2023

Your answer

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Question on: Google Cloud SQL

How much is Google Cloud SQL?

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It depends on different type of instances and configuration you use. It starts from 0.01 USD per hour.

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Answered: Parth Shah on February 27, 2023

Google cloud won't be charge until we upgrade. Any new customer can also get free $300 free credits

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Answered: Paramjeet Singh on March 4, 2023

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Question on: Amazon Aurora

What is Amazon Aurora vs RDS?

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AWS (Amazon Web Services) offers both Amazon Aurora and Amazon Relational Database Service (RDS) as database services, however, they have slightly different functions and features. Amazon Aurora and Amazon RDS are contrasted here: - Amazon Aurora: 1.) Relational database engine: AWS's Amazon Aurora is a relational database engine. You can work with Aurora using PostgreSQL or MySQL tools and libraries because it is compatible with both of these databases. 2.) Performance: The scalability and great performance of Aurora are well known. In comparison to conventional relational databases, it is intended to provide faster and more efficient performance. 3.) Replication: For high availability and read scalability, Aurora provides both automated and manual replication methods. Your data can be replicated automatically across numerous Availability Zones (AZs) in a region. 4.) Storage: The storage system used by Aurora is distributed and fault-tolerant. Your database volume is automatically divided into 10GB parts and distributed over several disks. 5.) Backup and recovery: You may restore your database to any point in time thanks to Aurora's provision of continuous backups to Amazon S3. Additionally, it supports high availability automated failover. - Amazon RDS: 1.) Database Engine: Among other database engines, Amazon RDS, a managed database service, supports MySQL, PostgreSQL, Oracle, SQL Server, and MariaDB. 2.) Performance: For each supported database engine, RDS offers a variety of instance types and performance choices. You can select the instance type that most closely fits the demands of your job. 3.) Replication: Depending on the database engine you use, RDS offers replication functionality for high availability and read scaling. For failover, it provides Multi-AZ setups, for instance. 4.) Amazon EBS (Elastic Block Store) is the storage system used by RDS. You can select the kind of storage (such as magnetic, general-purpose SSD, or provisioned IOPS) that best meets your requirements.

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Answered: Abhishek Rajput on September 20, 2023

Each of Amazon RDS and Amazon Aurora is a set of managed database services, which can meet most of customer requirements. General uses of databases that come with a number of customizations, cases that require flexibility to support a lot of database engines like MySQL, PostgreSQL, Oracle, and SQL Server, are also perfect cases for Amazon RDS. Amazon Aurora represents an increment in the performance and reliability that is engineered to deliver much higher performance and durability, especially for read-heavy and mission-critical applications. It is compatible with MySQL and PostgreSQL, hence easy migration, up to 5x the performance compared to standard MySQL. In other words, if very high performance and working within either MySQL or PostgreSQL ecosystems are needed, then Aurora is the best. If there is a need for more flexibility, with more engine options opening up, perhaps it could be RDS. Your choice really depends on what exactly your application needs most: performance or flexibility.

Relational Databases Resources

Articles, Glossary Terms, Discussions, and Reports to expand your knowledge on Relational Databases

Relational Databases Articles

What is Database Replication? Everything You Need To Know

Graph Database Vs. Relational Database: Which One Wins?

What Is an Entity-Relationship Diagram? A Complete Guide

What Is Database Normalization? Types and Examples

Mastering CRUD: Create, Read, Update, and Delete Data Effectively

SQL vs. NoSQL: What Are the Key Differences?

What Is a Relational Database? How Does RDBMS Organize Data

What Makes DBaaS the Next Big “As a Service” Offering?

Relational Databases Glossary Terms

Relational Databases Discussions

Relational Databases Reports