Maintenance

Find PostgreSQL Tables That Need VACUUM FREEZE PostgreSQL uses transaction IDs (XIDs) to track which rows are visible to which transactions. Over time, these IDs age. When a table's oldest unfrozen XID gets too old, PostgreSQL triggers an aggressive autovacuum to freeze it. This is controlled by the …

PostgreSQL Autovacuum Settings Query: Complete Guide to pg_settings Analysis This PostgreSQL query provides database administrators with essential insights into autovacuum configuration parameters by querying the pg_settings system view. Understanding these settings is crucial for optimal database performance and …