select open change scope Open full search

PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

Extensions / Monitoring

query_histogram

Collects shared-memory histograms of statement and transaction runtimes through executor and utility hooks.

pgext.cloud · Source code · Documentation · License text · Control file · PGXN

Overview

Packagequery_histogram
Version1.1
RepositoryUnspecified
Extension typePreloaded
Requires CREATE EXTENSIONYes
Requires preloadYes
TrustedNo
RelocatableYes
Shared librariesquery_histogram
Stars5
Latest commit2016-10-30
Latest release2012-09-28
Catalogue updated2026-08-30

Related extensions

See also

pgmonitorCollector-friendly metric views and background refresh worker
pg_monPostgreSQL extension for query monitoring with execution-time histograms and plan information in a shared view
dbstatCollects exact table row counts and modification timing through SQL objects and a companion libpq process.
pgsamplerExperimental PostgreSQL background worker that collects time-series status and performance metrics.
pg_sessionsTracks per-session SQL execution metrics and optional Linux process resource statistics in shared memory.
memstatMemory context statistics for local and instance backends
pg_statvizCapture PostgreSQL statistics snapshots for time-series analysis and visualization
pg_grab_statementRecord detailed SQL statements from successfully committed transactions.