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The article is ridden with misconception. Have you guys ever heard of the CAP theorem ? Disturbed system suck let's implement a non distributed one. The title is also misleading: Postgres transactions are not distributed.

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This. It's easy to forget that Postgres is fundamentally a single-node database without distributed transactions. It won't pass the Jepsen test suite with multiple nodes. DBOS, Temporal and friends inherit this limitation.

Something like Restate actually implements distributed transactions.

Are they not ?

https://www.postgresql.org/docs/current/two-phase.html

No they are not. Read the docs.

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