Dead Tuples
Everything on SkillVeris tagged Dead Tuples — collected across the glossary, study notes, blog, and cheat sheets.
2 resources across 1 library
Interview Questions(2)
What is the VACUUM Process in PostgreSQL?
VACUUM is a PostgreSQL maintenance operation that reclaims storage occupied by dead tuples — rows left behind by UPDATE and DELETE under PostgreSQL's MVCC mode…
How Does PostgreSQL Clean Up Dead Tuples?
PostgreSQL cleans up dead tuples — old row versions left behind by UPDATE and DELETE under MVCC — through VACUUM (run manually or by the autovacuum daemon), wh…