Postgres-Backed Durable Workflow Execution: An Alternative to External Orchestration Systems
By
KraftyOne
Master baker tier. Every paragraph earns its place on the tray.
Summary
This article explains the concept of durable workflow execution using Postgres as the backing database, as implemented by the DBOS system. It contrasts this approach with external orchestration systems like Temporal, explaining how checkpointing program progress to a database enables crash recovery—analogous to saving progress in a video game. The article positions Postgres-backed durable execution as a simpler alternative to external orchestration patterns.
Key quotes
· 3 pulledDurable workflows are a simple but powerful tool for building reliable programs.
The idea is that as your program runs, you regularly checkpoint its progress to a database.
You can think of this like saving in a video game: you regularly 'save' your program's progress so that if it crashes, you can 'reload' it from its last checkpoint.
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