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Amazon Aurora vs Amazon Aurora PostgreSQL Limitless Database

Amazon Aurora: AWS's MySQL- and PostgreSQL-compatible engine on a shared, six-way replicated storage layer. Amazon Aurora PostgreSQL Limitless Database: Managed horizontal sharding for Aurora PostgreSQL: one endpoint over a serverless group of shards.

key differences

  • Amazon Aurora PostgreSQL Limitless Database is built for larger datasets (Multi-PB) than Amazon Aurora (≤ 1 PB).
  • Horizontal scaling is addon in Amazon Aurora and native in Amazon Aurora PostgreSQL Limitless Database.
  • Only Amazon Aurora has full-text search, vector search, geospatial, change data capture, triggers.

choose amazon-aurora for

  • +Production MySQL or PostgreSQL backends on AWS
  • +Read-heavy web and SaaS applications
  • +Spiky or dev/test workloads on Serverless v2
  • +Cross-region disaster recovery with Global Database

best at · OLTP, Content, Metadata

choose amazon-aurora-limitless for

  • +Very high write-rate Postgres workloads on AWS
  • +Multi-tenant SaaS sharded by tenant ID
  • +Replacing application-level Postgres sharding
  • +Large ledgers and event tables beyond one writer

best at · OLTP, Metadata, Ledger

Amazon AuroraAWS's MySQL- and PostgreSQL-compatible engine on a shared, six-way replicated storage layer.
Amazon Aurora PostgreSQL Limitless DatabaseManaged horizontal sharding for Aurora PostgreSQL: one endpoint over a serverless group of shards.
overview
Primary model
Relational
Relational
Also supports
Document, Spatial, Vector
Document
Type
Managed service
Managed service
Status
Active
Active
Developer
Amazon Web Services
Amazon Web Services
First release
2015
2024
Latest version
–
–
License
ProprietaryProprietary (AWS service)
ProprietaryProprietary (AWS service)
Free tier
—
—
popularity
WhichDB Score
24.9
0.8
Rank
#123
#602
GitHub stars
–
–
Stack Overflow questions
1.6K
–
scale & guarantees
Comfortable data size
Large (≤ 1 PB)
Massive (Multi-PB)
Horizontal scaling
Addon
Native
Multi-region
Read replicas
None
ACID
Full
Full
Consistency
Strong, Eventual
Strong
Schema
Strict
Strict
Architecture
Shared storage, Primary replica, Serverless
Distributed, Serverless, Shared storage
deployment
Self-hosted
—
—
Vendor-managed cloud
✓
✓
Serverless
✓
✓
Embedded
—
—
Edge
—
—
Clouds
AWS
AWS
capabilities
Transactions
✓
✓
Joins
✓
✓
Secondary indexes
✓
✓
Full-text search
✓
—
Vector search
✓
—
Geospatial
✓
—
JSON
✓
✓
Change data capture
✓
—
Triggers
✓
—
Stored procedures
✓
—
Materialized views
✓
—
TTL / expiry
—
—
Pub/Sub
✓
—
Columnar storage
—
—
In-memory
—
—
Durable persistence
✓
✓
Compression
—
—
Encryption at rest
✓
✓
Role-based access
✓
✓
Time travel
✓
—
Branching
✓
—
Online schema changes
—
—
Streaming ingest
—
—
Offline sync
—
—
Runs in WebAssembly
—
—
interfaces
Query languages
SQL, PL/pgSQL
SQL, PL/pgSQL
Client languages
Java, Python, JavaScript, Go, C#, PHP, Ruby
Java, Python, JavaScript, Go, C#, Ruby, PHP
Best for
OLTP, Content, Metadata, Vector search
OLTP, Metadata, Ledger
Add more to this comparisonNot sure either fits? Try smart match

Amazon Aurora vs Amazon Aurora PostgreSQL Limitless Database: FAQ

What is the difference between Amazon Aurora and Amazon Aurora PostgreSQL Limitless Database?

Amazon Aurora: AWS's MySQL- and PostgreSQL-compatible engine on a shared, six-way replicated storage layer. Amazon Aurora PostgreSQL Limitless Database: Managed horizontal sharding for Aurora PostgreSQL: one endpoint over a serverless group of shards. Amazon Aurora PostgreSQL Limitless Database is built for larger datasets (Multi-PB) than Amazon Aurora (≤ 1 PB). Horizontal scaling is addon in Amazon Aurora and native in Amazon Aurora PostgreSQL Limitless Database. Only Amazon Aurora has full-text search, vector search, geospatial, change data capture, triggers.

When should I choose Amazon Aurora over Amazon Aurora PostgreSQL Limitless Database?

Choose Amazon Aurora for production MySQL or PostgreSQL backends on AWS; read-heavy web and SaaS applications; and spiky or dev/test workloads on Serverless v2. Choose Amazon Aurora PostgreSQL Limitless Database for very high write-rate Postgres workloads on AWS, multi-tenant SaaS sharded by tenant ID and replacing application-level Postgres sharding.

Is Amazon Aurora or Amazon Aurora PostgreSQL Limitless Database more popular?

Amazon Aurora ranks #123 on the WhichDB Score (24.9/100) and Amazon Aurora PostgreSQL Limitless Database ranks #602 (0.8/100). Popularity is not fit: check the requirements that matter for your project.

Are Amazon Aurora and Amazon Aurora PostgreSQL Limitless Database open source?

No. Amazon Aurora is proprietary, closed-source software. No. Amazon Aurora PostgreSQL Limitless Database is proprietary, closed-source software.