Transaction Hooks: A General Primitive for Post-Commit Side Effects (Case Study: Queuert)
The article discusses the concept of transaction hooks, a mechanism for handling post-commit side effects in database transactions. It highlights how Queuert implements this pattern to manage notifications and other tasks that should occur after a transaction commits. This approach ensures that such tasks do not interfere with the transaction's atomicity and are discarded if the transaction rolls back.
- ▪Transaction hooks provide a way to handle work that should occur after a database commit without affecting the commit itself.
- ▪Queuert uses transaction hooks to implement features like sub-second worker wakeup for job notifications.
- ▪The pattern allows for efficient handling of notifications and other tasks by buffering them during a transaction and executing them only after a successful commit.
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3729836) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Yury Posted on May 26 Transaction Hooks: A General Primitive for Post-Commit Side Effects (Case Study: Queuert) #node #opensource #prisma #postgres queuert (4 Part Series) 1 The dual-write problem (and a Postgres-native fix for Node.js background jobs) 2 TypeScript-first job chains: end-to-end inference for background jobs 3 The Other Half of the Dual-Write Problem: What Happens When a Job Finishes 4 Transaction Hooks: A General Primitive for Post-Commit Side Effects (Case Study:…
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