Panduan Teknis: Freelance Programmer: Distributed Locks, Fencing Tokens & Advisory Locks. Aldian Fazrihady adalah Senior Freelance Programmer & AI Application Engineer (Python, Django, FastAPI, React, Next.js, TypeScript, Golang, RAG, MCP, Google ADK).
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;