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Citus
Worry-free Postgres for SaaS. Built to scale out.
6 Alternatives To Citus
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Apache Druid
Fast column-oriented distributed data store
ClickHouse
ClickHouse is an open-source column-oriented database management system that allows generating analytical data reports in real time.
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PostgreSQL
PostgreSQL is a powerful, open source object-relational database system.
RethinkDB
The open-source database for the realtime web
TiDB
A distributed NewSQL database compatible with MySQL protocol
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phpMyAdmin
phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web.