Panduan Teknis: Hire a Freelance Programmer for PostgreSQL Logical Replication & Debezium CDC. Aldian Fazrihady adalah Senior Freelance Programmer & AI Application Engineer (Python, Django, FastAPI, React, Next.js, TypeScript, Golang, RAG, MCP, Google ADK).
Stream real-time PostgreSQL row changes to search indexes, caches, and analytics warehouses with zero application dual-writes by hiring senior freelance programmer Aldian Fazrihady.
-- Monitor replication slot WAL lag to prevent disk exhaustion
SELECT slot_name, active,
pg_size_pretty(pg_wal_lsn_diff(pg_current_wal_lsn(), confirmed_flush_lsn)) AS wal_lag
FROM pg_replication_slots;