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Amazon RDS vs Crunchy Bridge

Amazon RDS: AWS's managed service for six relational engines: PostgreSQL, MySQL, MariaDB, Oracle, SQL Server and Db2. Crunchy Bridge: Crunchy Data's developer-friendly managed Postgres across AWS, GCP and Azure, now owned by Snowflake.

key differences

  • Only Crunchy Bridge has pub/sub.

choose amazon-rds for

  • +Lift-and-shift of existing PostgreSQL, MySQL or Oracle apps to AWS
  • +Standard web and line-of-business application backends
  • +Licensed commercial databases without managing servers
  • +Cost-sensitive workloads where Aurora is overkill

best at · OLTP, Content, Metadata

choose crunchy-bridge for

  • +Production Postgres for teams wanting cloud choice
  • +PostGIS-heavy geospatial applications
  • +Querying data lakes in Iceberg from Postgres
  • +Teams that value hands-on Postgres expertise in support

best at · OLTP, Geo, Vector search

Amazon RDSAWS's managed service for six relational engines: PostgreSQL, MySQL, MariaDB, Oracle, SQL Server and Db2.
Crunchy BridgeCrunchy Data's developer-friendly managed Postgres across AWS, GCP and Azure, now owned by Snowflake.
overview
Primary model
Relational
Relational
Also supports
Document, Spatial
Document, Spatial, Vector
Type
Managed service
Managed service
Status
Active
Active
Developer
Amazon Web Services
Crunchy Data (Snowflake)
First release
2009
2020
Latest version
–
–
License
ProprietaryProprietary (AWS service; engine licenses vary)
ProprietaryProprietary (managed service; engine is PostgreSQL License)
Free tier
✓
—
popularity
WhichDB Score
27.1
0.2
Rank
#107
#665
GitHub stars
–
–
Stack Overflow questions
7K
–
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Medium (≤ 10 TB)
Horizontal scaling
None
None
Multi-region
Read replicas
Read replicas
ACID
Full
Full
Consistency
Strong, Eventual
Strong
Schema
Strict
Strict
Architecture
Primary replica, Client server
Primary replica, Client server
deployment
Self-hosted
—
—
Vendor-managed cloud
✓
✓
Serverless
—
—
Embedded
—
—
Edge
—
—
Clouds
AWS
AWS, Google Cloud, Azure
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, T-SQL, PL/SQL
SQL, PL/pgSQL
Client languages
Java, Python, JavaScript, Go, C#, PHP, Ruby
Java, Python, JavaScript, Go, Ruby, C#, PHP, Rust
Best for
OLTP, Content, Metadata, Geo
OLTP, Geo, Vector search, Lakehouse
Add more to this comparisonNot sure either fits? Try smart match

Amazon RDS vs Crunchy Bridge: FAQ

What is the difference between Amazon RDS and Crunchy Bridge?

Amazon RDS: AWS's managed service for six relational engines: PostgreSQL, MySQL, MariaDB, Oracle, SQL Server and Db2. Crunchy Bridge: Crunchy Data's developer-friendly managed Postgres across AWS, GCP and Azure, now owned by Snowflake. Only Crunchy Bridge has pub/sub.

When should I choose Amazon RDS over Crunchy Bridge?

Choose Amazon RDS for lift-and-shift of existing PostgreSQL, MySQL or Oracle apps to AWS; standard web and line-of-business application backends; and licensed commercial databases without managing servers. Choose Crunchy Bridge for production Postgres for teams wanting cloud choice, PostGIS-heavy geospatial applications and querying data lakes in Iceberg from Postgres.

Is Amazon RDS or Crunchy Bridge more popular?

Amazon RDS ranks #107 on the WhichDB Score (27.1/100) and Crunchy Bridge ranks #665 (0.2/100). Popularity is not fit: check the requirements that matter for your project.

Are Amazon RDS and Crunchy Bridge open source?

No. Amazon RDS is proprietary, closed-source software. No. Crunchy Bridge is proprietary, closed-source software.