pgcat
citus
| pgcat | citus | |
|---|---|---|
| 3 | 61 | |
| 2,551 | 9,860 | |
| 2.7% | 1.4% | |
| 8.0 | 9.4 | |
| 3 days ago | 10 days ago | |
| Rust | C | |
| MIT License | GNU Affero General Public License v3.0 |
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
pgcat
-
MySQL 8.2 Introduces Transparent Read/Write Splitting
Not natively, no. You’d need to front it with something like PgCat [0].
[0]: https://github.com/postgresml/pgcat
-
How to Listen to Database Changes Using Postgres Triggers in Elixir
For #1 I've been keeping a keen eye on pgcat [1], in particular the https://github.com/postgresml/pgcat/issues/303 which
- Can someone share experience configuring Highly Available PgSQL?
citus
- SPQR 1.3.0: a production-ready system for horizontal scaling of PostgreSQL
- Citus: PostgreSQL extension that transforms Postgres into a distributed database
-
Figma's Databases team lived to tell the scale
I see they don't mention Citus (https://github.com/citusdata/citus), which is already a fairly mature native Postgres extension. From the details given in the article, in sounds like they just reimplemented it.
I wonder if they were unaware of it or disregarded it for a reason —I currently am in a similar situation as the one described in the blog, trying to shard a massive Postgres DB.
-
PostgreSQL Is Enough
It is possible, if you pay for it. You can do Multi-AZ Clustered Instances in RDS, where you get the benefits of Multi-AZ failover with traffic sharing.
If you can run your own infra – at least on an EC2 level – you can do things like Citus [0] for Postgres, which is about as close to "just add database nodes" as you'll get.
[0]: https://www.citusdata.com/
-
Vitess 18
So while searching for something like this for postgres I came across citus. Any one know how that stacks up?
https://github.com/citusdata/citus
- In-Depth Guide: Citus Technical Readme
-
Revolutionizing Database Scaling with CitusDB
References: CitusDB
- Squeeze the hell out of the system you have
- Show HN: Hydra 1.0 – open-source column-oriented Postgres
- Schema-based sharding comes to PostgreSQL with Citus
What are some alternatives?
pgbouncer - lightweight connection pooler for PostgreSQL
Greenplum - Greenplum Database - Massively Parallel PostgreSQL for Analytics. An open-source massively parallel data platform for analytics, machine learning and AI.
odyssey - Scalable PostgreSQL connection pooler
yugabyte-db - YugabyteDB - the cloud native distributed SQL database for mission-critical applications.
postgresql_cluster - PostgreSQL High-Availability Cluster (based on "Patroni" and DCS "etcd" or "consul"). Automating with Ansible.
vitess - Vitess is a database clustering system for horizontal scaling of MySQL.
supavisor - A cloud-native, multi-tenant Postgres connection pooler.
TimescaleDB - An open-source time-series SQL database optimized for fast ingest and complex queries. Packaged as a PostgreSQL extension.
mssql-changefeed
dbt-core - dbt enables data analysts and engineers to transform their data using the same practices that software engineers use to build applications.
cloudpilot-emu - A PalmOS emulator for the web
stolon - PostgreSQL cloud native High Availability and more.