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Amazon RDS for Aurora vs Azure Database for MySQL: What are the differences?
Introduction
This article provides a comparison between Amazon RDS for Aurora and Azure Database for MySQL. Both are fully managed database services that offer high reliability and availability. Let's explore the key differences between these two services.
Performance and Scalability: Amazon RDS for Aurora provides a highly scalable and performant database engine optimized for the cloud. It uses an SSD-based storage system and supports read replicas, enabling horizontal scalability. On the other hand, Azure Database for MySQL offers vertical scalability by allowing users to increase computing and storage resources of their databases. It doesn't support read replicas natively.
Storage and Durability: Amazon RDS for Aurora employs a distributed and fault-tolerant storage system that replicates six copies of your data across three Availability Zones. It automatically handles backups and recovers data from failures. Azure Database for MySQL offers a similar storage mechanism, replicating data within a region with options for automated backups and restore points.
Compatibility and Portability: Aurora is compatible with MySQL, which makes it easier to migrate existing MySQL applications to Aurora. It supports MySQL connectors, APIs, and tools. In comparison, Azure Database for MySQL is also compatible with MySQL and provides connectors and tools for seamless migration.
Monitoring and Management: Amazon RDS for Aurora offers detailed monitoring metrics through Amazon CloudWatch and provides automated backups, software patching, and hardware upgrades. It also supports automated scaling. Azure Database for MySQL also provides monitoring metrics through Azure Monitor and offers automated backups. It supports automatic tuning, enabling performance optimizations.
Pricing and Cost Models: Aurora offers different pricing models, including on-demand and reserved instances, which allow users to choose the most cost-effective option. It also provides a free tier for light workloads. Azure Database for MySQL offers similar pricing models, including pay-as-you-go and reserved instances, with a free tier for exploration and development.
Ecosystem and Integration: Amazon RDS for Aurora is part of the larger AWS ecosystem, allowing easy integration with other AWS services. It provides features such as AWS Identity and Access Management (IAM) for secure access control and AWS Database Migration Service (DMS) for database migration. Azure Database for MySQL is part of the Azure ecosystem, providing seamless integration with other Azure services like Azure Active Directory and Azure Backup.
In summary, Amazon RDS for Aurora and Azure Database for MySQL differ in terms of scalability, storage mechanism, compatibility, monitoring capabilities, pricing models, and ecosystem integration. Each service has its own strengths and fits different use cases, so it's essential to evaluate your specific requirements before making a decision.
Using on-demand read/write capacity while we scale our userbase - means that we're well within the free-tier on AWS while we scale the business and evaluate traffic patterns.
Using single-table design, which is dead simple using Jeremy Daly's dynamodb-toolbox library
Pros of Amazon Aurora
- MySQL compatibility14
- Better performance12
- Easy read scalability10
- Speed9
- Low latency read replica7
- High IOPS cost2
- Good cost performance1
Pros of Azure Database for MySQL
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Cons of Amazon Aurora
- Vendor locking2
- Rigid schema1