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Citus vs MemSQL: What are the differences?
What is Citus? 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.
What is MemSQL? Database for real-time transactions and analytics. MemSQL converges transactions and analytics for sub-second data processing and reporting. Real-time businesses can build robust applications on a simple and scalable infrastructure that complements and extends existing data pipelines.
Citus and MemSQL are primarily classified as "Databases" and "In-Memory Databases" tools respectively.
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, MemSQL provides the following key features:
- ANSI SQL Support
- Fully-distributed Joins
- Compiled Queries
Citus is an open source tool with 3.64K GitHub stars and 273 GitHub forks. Here's a link to Citus's open source repository on GitHub.
Pros of Citus
- Multi-core Parallel Processing6
- Drop-in PostgreSQL replacement3
- Distributed with Auto-Sharding2
Pros of MemSQL
- Distributed9
- Realtime5
- Columnstore4
- Sql4
- Concurrent4
- JSON4
- Ultra fast3
- Scalable3
- Unlimited Storage Database2
- Pipeline2
- Mixed workload2
- Availability Group2