Panduan Kejuruteraan: Freelance Programmer: Distributed Locks, Fencing Tokens & Advisory Locks. Aldian Fazrihady ialah Programmer Bebas Kanan & Jurutera AI (Python, Django, FastAPI, React, Next.js, TypeScript, Golang).

Eliminate split-brain corruption in scheduled jobs and financial settlements using monotonic fencing tokens and PostgreSQL transaction-level advisory locks with senior freelance programmer Aldian Fazrihady.

-- Automatically released when transaction commits or rolls back (even on worker crash)
SELECT pg_try_advisory_xact_lock(hashtextextended($1, 0)) AS acquired;

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About the Author — Hire Freelance Programmer Aldian Fazrihady

Aldian Fazrihady is a Top-Rated Senior Freelance Programmer, Freelance Full Stack Developer, and AI Application Engineer with 15+ years of production software engineering experience and Google Cloud Professional Cloud Architect & Data Engineer certifications. He specializes in building custom LLM & autonomous AI agents, RAG pipelines, Next.js/React PWAs, Python (Django/FastAPI), Go microservices, and serverless cloud infrastructure on Google Cloud Run and AWS.

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