š What is Amazon Aurora?
Amazon Aurora is a fully managed, cloud-native relational database engine built by AWS. It is compatible with:
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It offers up to 5Ć performance over MySQL and 3Ć over PostgreSQL, with high availability and cloud scalability.
š§° Key Features of Aurora
| Feature |
Description |
| High Performance |
Faster than traditional MySQL/PostgreSQL (up to 64 TB of auto-scaling storage) |
| Highly Available |
6-way replication across 3 AZs, automatic failover |
| MySQL/PostgreSQL Compatible |
Drop-in replacement with minor changes |
| Fully Managed |
No need to handle backups, patching, replication |
| Aurora Serverless v2 |
Auto-scales capacity based on workload instantly |
| Global Database |
Cross-region read replicas for low-latency global access |
| Fault Tolerant Storage |
Self-healing, SSD-backed distributed storage |
š Aurora Deployment Options
| Option |
Description |
| Provisioned |
You choose instance sizes |
| Serverless v2 |
Automatically scales CPU/memory in milliseconds |
| Global Database |
Multi-region read access, DR capability |
š Aurora vs RDS vs DynamoDB
| Feature |
Aurora |
RDS MySQL/PostgreSQL |
DynamoDB |
| Type |
Relational |
Relational |
NoSQL |
| Compatibility |
MySQL, PostgreSQL |
MySQL, PostgreSQL, Oracle, etc. |
None |
| Performance |
ā” Fast (5Ć MySQL) |
Standard |
High |
| Auto Scaling |
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(Serverless) |
Manual |
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Yes |
| Global Replication |
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Aurora Global |
ā Manual setup |
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Global tables |
| Cost |
Moderate |
Lower |
Pay-per-request |
š”ļø Security & Integration
- š Encryption (at rest and in transit via KMS and SSL)
- š IAM Authentication
- š ļø VPC, Security Groups, and Subnet isolation
- š Monitoring with CloudWatch & Performance Insights
- š Automated backups and point-in-time restore
š° Pricing (Highlights)
| Feature |
Cost Basis |
| Aurora Instance |
Per hour usage (or per second in Serverless) |
| Storage |
Per GB per month |
| I/O Requests |
Per million requests |
| Data Transfer |
Free within same AZ |
š” Aurora Serverless is great for variable or unpredictable workloads.
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Use Cases
| Scenario |
Why Aurora? |
| SaaS multi-tenant applications |
Scalable + cost-efficient with high uptime |
| E-commerce with global customers |
Aurora Global for low-latency access |
| Financial or Health apps |
High reliability and compliance features |
| APIs and web backends |
Fast, reliable, and easy to manage |
š§ Example Connection (Spring Boot - MySQL Driver)
