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Citus vs Vitess: What are the differences?
Developers describe Citus as "Worry-free Postgres for SaaS. Built to scale out". Citus is worry-free Postgres for SaaS. Made to scale out, Citus is an extension to Postgres that distributes queries across any number of servers. Citus is available as open source, as on-prem software, and as a fully-managed service. On the other hand, Vitess is detailed as "It is a database clustering system for horizontal scaling of MySQL". It is a database solution for deploying, scaling and managing large clusters of MySQL instances. It’s architected to run as effectively in a public or private cloud architecture as it does on dedicated hardware. It combines and extends many important MySQL features with the scalability of a NoSQL database.
Citus and Vitess belong to "Databases" category of the tech stack.
Some of the features offered by Citus are:
- Multi-Node Scalable PostgreSQL
- Built-in Replication and High Availability
- Real-time Reads/Writes On Multiple Nodes
On the other hand, Vitess provides the following key features:
- Scalability
- Connection pooling
- Manageability
Citus is an open source tool with 3.65K GitHub stars and 275 GitHub forks. Here's a link to Citus's open source repository on GitHub.
Pros of Citus
- Multi-core Parallel Processing6
- Drop-in PostgreSQL replacement2
- Distributed with Auto-Sharding2