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

PostgreSQL Extension Catalogue

Explore 2387 PostgreSQL extensions from PGEXT, maintained by Pigsty.

count_distinct · An alternative to COUNT(DISTINCT …) aggregate, usable with HashAggregate · 3.0.2 · Functions and aggregates · BSD-2-Clause · C · Packagedquantile · Quantile aggregation function · 1.1.8 · Functions and aggregates · BSD-2-Clause · C · Packagedhyperloglog_counter · Aggregation functions and data type for distinct estimation based on HyperLogLog. · 1.2.6 · Functions and aggregates · BSD-2-Clause · C · Not packagedloglog_counter · Aggregation functions and data type for distinct estimation based on LogLog. · 1.2.4 · Functions and aggregates · BSD-2-Clause · C · Not packagedpcsa_counter · Aggregation functions and data type for distinct estimation based on PCSA. · 1.3.3 · Functions and aggregates · BSD-2-Clause · C · Not packagedprobabilistic_counter · A C data type and aggregates for approximate distinct counting using the Flajolet-Martin probabilistic counting algorithm. · 1.3.3 · Functions and aggregates · BSD-2-Clause · C · Not packagedtrimmed_aggregates · C aggregate functions that discard configurable low/high outliers before computing averages, variances, and standard deviations. · 2.0.0-dev · Functions and aggregates · BSD-2-Clause · C · Not packagedpg_ta · TA-Lib technical-analysis functions exposed as PostgreSQL functions · 1.0 · Functions and aggregates · BSD-2-Clause · C · Not packagedpltoolbox · provide C utility functions for PostgreSQL stored procedures · 1.0.3 · Functions and aggregates · BSD-2-Clause · C · Not packagedcount_nulls · Count the number of null arguments · 0.9.6 · Functions and aggregates · BSD-2-Clause · SQL · Not packagedlower_quantile · Lower quantile aggregate function · 1.0.3 · Functions and aggregates · BSD-2-Clause · C · Packaged

11 extensions found. Clear filters

NameVersionDescriptionCategoryLicenseLanguagePG VersionStars
count_distinct 3.0.2 An alternative to COUNT(DISTINCT …) aggregate, usable with HashAggregate FUNC BSD-2-Clause C 14–18 80
quantile 1.1.8 Quantile aggregation function FUNC BSD-2-Clause C 14–18 39
hyperloglog_counter 1.2.6 Aggregation functions and data type for distinct estimation based on HyperLogLog. FUNC BSD-2-Clause C 10–18 18
loglog_counter 1.2.4 Aggregation functions and data type for distinct estimation based on LogLog. FUNC BSD-2-Clause C 10–18 18
pcsa_counter 1.3.3 Aggregation functions and data type for distinct estimation based on PCSA. FUNC BSD-2-Clause C 10–18 18
probabilistic_counter 1.3.3 A C data type and aggregates for approximate distinct counting using the Flajolet-Martin probabilistic counting algorithm. FUNC BSD-2-Clause C 10–18 18
trimmed_aggregates 2.0.0-dev C aggregate functions that discard configurable low/high outliers before computing averages, variances, and standard deviations. FUNC BSD-2-Clause C 10–18 9
pg_ta 1.0 TA-Lib technical-analysis functions exposed as PostgreSQL functions FUNC BSD-2-Clause C 6
pltoolbox 1.0.3 provide C utility functions for PostgreSQL stored procedures FUNC BSD-2-Clause C 5
count_nulls 0.9.6 Count the number of null arguments FUNC BSD-2-Clause SQL 1
lower_quantile 1.0.3 Lower quantile aggregate function FUNC BSD-2-Clause C 14–18