Qingyun Technology Community

Jan 24, 2022 · Databases

Recover Lost PostgreSQL Data: Tools, Techniques, and Best Practices

This article explains why PostgreSQL data loss occurs, compares DDL and DML causes, and reviews several recovery tools—including pg_resetwal, pg_dirtyread, pg_recovery, pg_filedump, WalMiner, and pageinspect—providing usage examples, summaries, and practical recommendations for effective data restoration.