Databases
Postgres VACUUM and the Bloat It's Fighting
What Postgres's VACUUM process is actually cleaning up, why tables bloat despite it, and how to keep autovacuum from falling behind.
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What Postgres's VACUUM process is actually cleaning up, why tables bloat despite it, and how to keep autovacuum from falling behind.
How Postgres lets readers and writers proceed without blocking each other, what a snapshot actually is, and where MVCC's costs show up later.