Citus Blog

Distributed transactions are one of the meanest, baddest problems in relational databases. With the release of Citus 7.1, distributed transactions are now available to all our users. In this article, we are going to describe how we built distributed transaction support into Citus by using PostgreSQL modules. But first, let’s give an overview of what a distributed transaction is.

(If this sounds familiar, that’s because we first announced distributed transactions as part of last week’s Citus Cloud 2 announcement. The Citus Cloud announcement centered on other new useful capabilities —such as our warp feature to streamline migrations from single-node Postgres deployments to Citus Cloud — but it seems worthwhile to dedicate an entire post to distributed transactions.)

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