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Cassandra vs PostgreSQL
Compare Cassandra and PostgreSQL on deployment, pricing and source model before you shortlist.
| Attribute |  CassandraOpen source |  PostgreSQLOpen source |
|---|---|---|
| Category | Databases | Databases |
| Primary focus | Masterless, wide-column NoSQL database built for multi-datacenter availability | Open-source object-relational database with strong SQL compliance and extensibility |
| Deployment | Self-hosted | Self-hosted |
| Source model | Open source | Open source |
| Pricing model | open source | open source |
| API available | Yes | Yes |
| Vendor website | Visit vendor ↗ | Visit vendor ↗ |
| ITHub profile | View full profile → | View full profile → |
ⓘ Confirm technical details and prices with each vendor before making a decision. Want a third tool in the mix? Open the interactive comparison →
Frequently asked questions
Is Cassandra or PostgreSQL open source?
Cassandra is open source. PostgreSQL is open source.
What is the pricing model for Cassandra vs PostgreSQL?
Cassandra uses an open source pricing model. PostgreSQL uses an open source pricing model. Confirm current rates with each vendor before deciding.
Can Cassandra and PostgreSQL be self-hosted?
Cassandra is self-hostable. PostgreSQL is self-hostable.