pg4ml

pg4ml : Machine learning framework for PostgreSQL

Overview

ID	Extension	Package	Version	Category	License	Language
1880	pg4ml	pg4ml	`2.0`	RAG	AGPL-3.0	C

Attribute	Has Binary	Has Library	Need Load	Has DDL	Relocatable	Trusted
----dtr	No	No	No	Yes	yes	yes

Relationships
Requires	plpgsql tablefunc cube plpython3u
See Also	pgml vectorize pg_summarize pg_tiktoken vector vchord vectorscale pg_strom

require python3

Packages

Type	Repo	Version	PG Major Compatibility	Package Pattern	Dependencies
EXT	PIGSTY	`2.0`	18 17 16 15 14 13	`pg4ml`	-
RPM	PIGSTY	`2.0`	18 17 16 15 14 13	`pg4ml_$v`	-
DEB	PIGSTY	`2.0`	18 17 16 15 14 13	`postgresql-$v-pg4ml`	-

Linux / PG	PG18	PG17	PG16	PG15	PG14	PG13
el8.x86_64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
el8.aarch64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
el9.x86_64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
el9.aarch64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
el10.x86_64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
el10.aarch64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
d12.x86_64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
d12.aarch64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
d13.x86_64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
d13.aarch64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
u22.x86_64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
u22.aarch64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
u24.x86_64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
u24.aarch64	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0

Package	Version	OS	ORG	SIZE	File URL
`pg4ml_18`	`2.0`	el8.x86_64	pigsty	341.2 KiB	pg4ml_18-2.0-1PIGSTY.el8.x86_64.rpm
`pg4ml_18`	`2.0`	el8.aarch64	pigsty	341.2 KiB	pg4ml_18-2.0-1PIGSTY.el8.aarch64.rpm
`pg4ml_18`	`2.0`	el9.x86_64	pigsty	294.8 KiB	pg4ml_18-2.0-1PIGSTY.el9.x86_64.rpm
`pg4ml_18`	`2.0`	el9.aarch64	pigsty	294.7 KiB	pg4ml_18-2.0-1PIGSTY.el9.aarch64.rpm
`pg4ml_18`	`2.0`	el10.x86_64	pigsty	294.9 KiB	pg4ml_18-2.0-1PIGSTY.el10.x86_64.rpm
`pg4ml_18`	`2.0`	el10.aarch64	pigsty	294.9 KiB	pg4ml_18-2.0-1PIGSTY.el10.aarch64.rpm
`postgresql-18-pg4ml`	`2.0`	d12.x86_64	pigsty	316.3 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~bookworm_amd64.deb
`postgresql-18-pg4ml`	`2.0`	d12.aarch64	pigsty	316.3 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~bookworm_arm64.deb
`postgresql-18-pg4ml`	`2.0`	d13.x86_64	pigsty	317.5 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~trixie_amd64.deb
`postgresql-18-pg4ml`	`2.0`	d13.aarch64	pigsty	317.5 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~trixie_arm64.deb
`postgresql-18-pg4ml`	`2.0`	u22.x86_64	pigsty	317.2 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~jammy_amd64.deb
`postgresql-18-pg4ml`	`2.0`	u22.aarch64	pigsty	317.2 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~jammy_arm64.deb
`postgresql-18-pg4ml`	`2.0`	u24.x86_64	pigsty	316.8 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~noble_amd64.deb
`postgresql-18-pg4ml`	`2.0`	u24.aarch64	pigsty	316.8 KiB	postgresql-18-pg4ml_2.0-2PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`pg4ml_17`	`2.0`	el8.x86_64	pigsty	341.2 KiB	pg4ml_17-2.0-1PIGSTY.el8.x86_64.rpm
`pg4ml_17`	`2.0`	el8.aarch64	pigsty	341.1 KiB	pg4ml_17-2.0-1PIGSTY.el8.aarch64.rpm
`pg4ml_17`	`2.0`	el9.x86_64	pigsty	294.8 KiB	pg4ml_17-2.0-1PIGSTY.el9.x86_64.rpm
`pg4ml_17`	`2.0`	el9.aarch64	pigsty	294.7 KiB	pg4ml_17-2.0-1PIGSTY.el9.aarch64.rpm
`pg4ml_17`	`2.0`	el10.x86_64	pigsty	294.9 KiB	pg4ml_17-2.0-1PIGSTY.el10.x86_64.rpm
`pg4ml_17`	`2.0`	el10.aarch64	pigsty	294.9 KiB	pg4ml_17-2.0-1PIGSTY.el10.aarch64.rpm
`postgresql-17-pg4ml`	`2.0`	d12.x86_64	pigsty	316.3 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~bookworm_amd64.deb
`postgresql-17-pg4ml`	`2.0`	d12.aarch64	pigsty	316.3 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~bookworm_arm64.deb
`postgresql-17-pg4ml`	`2.0`	d13.x86_64	pigsty	317.5 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~trixie_amd64.deb
`postgresql-17-pg4ml`	`2.0`	d13.aarch64	pigsty	317.5 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~trixie_arm64.deb
`postgresql-17-pg4ml`	`2.0`	u22.x86_64	pigsty	317.3 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~jammy_amd64.deb
`postgresql-17-pg4ml`	`2.0`	u22.aarch64	pigsty	317.3 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~jammy_arm64.deb
`postgresql-17-pg4ml`	`2.0`	u24.x86_64	pigsty	316.9 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~noble_amd64.deb
`postgresql-17-pg4ml`	`2.0`	u24.aarch64	pigsty	316.9 KiB	postgresql-17-pg4ml_2.0-2PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`pg4ml_16`	`2.0`	el8.x86_64	pigsty	341.2 KiB	pg4ml_16-2.0-1PIGSTY.el8.x86_64.rpm
`pg4ml_16`	`2.0`	el8.aarch64	pigsty	341.2 KiB	pg4ml_16-2.0-1PIGSTY.el8.aarch64.rpm
`pg4ml_16`	`2.0`	el9.x86_64	pigsty	294.8 KiB	pg4ml_16-2.0-1PIGSTY.el9.x86_64.rpm
`pg4ml_16`	`2.0`	el9.aarch64	pigsty	294.7 KiB	pg4ml_16-2.0-1PIGSTY.el9.aarch64.rpm
`pg4ml_16`	`2.0`	el10.x86_64	pigsty	294.9 KiB	pg4ml_16-2.0-1PIGSTY.el10.x86_64.rpm
`pg4ml_16`	`2.0`	el10.aarch64	pigsty	294.9 KiB	pg4ml_16-2.0-1PIGSTY.el10.aarch64.rpm
`postgresql-16-pg4ml`	`2.0`	d12.x86_64	pigsty	316.3 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~bookworm_amd64.deb
`postgresql-16-pg4ml`	`2.0`	d12.aarch64	pigsty	316.3 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~bookworm_arm64.deb
`postgresql-16-pg4ml`	`2.0`	d13.x86_64	pigsty	317.5 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~trixie_amd64.deb
`postgresql-16-pg4ml`	`2.0`	d13.aarch64	pigsty	317.5 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~trixie_arm64.deb
`postgresql-16-pg4ml`	`2.0`	u22.x86_64	pigsty	317.3 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~jammy_amd64.deb
`postgresql-16-pg4ml`	`2.0`	u22.aarch64	pigsty	317.3 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~jammy_arm64.deb
`postgresql-16-pg4ml`	`2.0`	u24.x86_64	pigsty	316.9 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~noble_amd64.deb
`postgresql-16-pg4ml`	`2.0`	u24.aarch64	pigsty	316.9 KiB	postgresql-16-pg4ml_2.0-2PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`pg4ml_15`	`2.0`	el8.x86_64	pigsty	341.2 KiB	pg4ml_15-2.0-1PIGSTY.el8.x86_64.rpm
`pg4ml_15`	`2.0`	el8.aarch64	pigsty	341.1 KiB	pg4ml_15-2.0-1PIGSTY.el8.aarch64.rpm
`pg4ml_15`	`2.0`	el9.x86_64	pigsty	294.8 KiB	pg4ml_15-2.0-1PIGSTY.el9.x86_64.rpm
`pg4ml_15`	`2.0`	el9.aarch64	pigsty	294.7 KiB	pg4ml_15-2.0-1PIGSTY.el9.aarch64.rpm
`pg4ml_15`	`2.0`	el10.x86_64	pigsty	294.9 KiB	pg4ml_15-2.0-1PIGSTY.el10.x86_64.rpm
`pg4ml_15`	`2.0`	el10.aarch64	pigsty	294.9 KiB	pg4ml_15-2.0-1PIGSTY.el10.aarch64.rpm
`postgresql-15-pg4ml`	`2.0`	d12.x86_64	pigsty	316.3 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~bookworm_amd64.deb
`postgresql-15-pg4ml`	`2.0`	d12.aarch64	pigsty	316.3 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~bookworm_arm64.deb
`postgresql-15-pg4ml`	`2.0`	d13.x86_64	pigsty	317.5 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~trixie_amd64.deb
`postgresql-15-pg4ml`	`2.0`	d13.aarch64	pigsty	317.5 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~trixie_arm64.deb
`postgresql-15-pg4ml`	`2.0`	u22.x86_64	pigsty	317.2 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~jammy_amd64.deb
`postgresql-15-pg4ml`	`2.0`	u22.aarch64	pigsty	317.2 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~jammy_arm64.deb
`postgresql-15-pg4ml`	`2.0`	u24.x86_64	pigsty	316.8 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~noble_amd64.deb
`postgresql-15-pg4ml`	`2.0`	u24.aarch64	pigsty	316.8 KiB	postgresql-15-pg4ml_2.0-2PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`pg4ml_14`	`2.0`	el8.x86_64	pigsty	341.2 KiB	pg4ml_14-2.0-1PIGSTY.el8.x86_64.rpm
`pg4ml_14`	`2.0`	el8.aarch64	pigsty	341.1 KiB	pg4ml_14-2.0-1PIGSTY.el8.aarch64.rpm
`pg4ml_14`	`2.0`	el9.x86_64	pigsty	294.8 KiB	pg4ml_14-2.0-1PIGSTY.el9.x86_64.rpm
`pg4ml_14`	`2.0`	el9.aarch64	pigsty	294.8 KiB	pg4ml_14-2.0-1PIGSTY.el9.aarch64.rpm
`pg4ml_14`	`2.0`	el10.x86_64	pigsty	294.9 KiB	pg4ml_14-2.0-1PIGSTY.el10.x86_64.rpm
`pg4ml_14`	`2.0`	el10.aarch64	pigsty	294.9 KiB	pg4ml_14-2.0-1PIGSTY.el10.aarch64.rpm
`postgresql-14-pg4ml`	`2.0`	d12.x86_64	pigsty	316.3 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~bookworm_amd64.deb
`postgresql-14-pg4ml`	`2.0`	d12.aarch64	pigsty	316.3 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~bookworm_arm64.deb
`postgresql-14-pg4ml`	`2.0`	d13.x86_64	pigsty	317.5 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~trixie_amd64.deb
`postgresql-14-pg4ml`	`2.0`	d13.aarch64	pigsty	317.5 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~trixie_arm64.deb
`postgresql-14-pg4ml`	`2.0`	u22.x86_64	pigsty	317.1 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~jammy_amd64.deb
`postgresql-14-pg4ml`	`2.0`	u22.aarch64	pigsty	317.1 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~jammy_arm64.deb
`postgresql-14-pg4ml`	`2.0`	u24.x86_64	pigsty	316.9 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~noble_amd64.deb
`postgresql-14-pg4ml`	`2.0`	u24.aarch64	pigsty	316.9 KiB	postgresql-14-pg4ml_2.0-2PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`pg4ml_13`	`2.0`	el8.x86_64	pigsty	341.2 KiB	pg4ml_13-2.0-1PIGSTY.el8.x86_64.rpm
`pg4ml_13`	`2.0`	el8.aarch64	pigsty	341.2 KiB	pg4ml_13-2.0-1PIGSTY.el8.aarch64.rpm
`pg4ml_13`	`2.0`	el9.x86_64	pigsty	294.8 KiB	pg4ml_13-2.0-1PIGSTY.el9.x86_64.rpm
`pg4ml_13`	`2.0`	el9.aarch64	pigsty	294.7 KiB	pg4ml_13-2.0-1PIGSTY.el9.aarch64.rpm
`pg4ml_13`	`2.0`	el10.x86_64	pigsty	294.9 KiB	pg4ml_13-2.0-1PIGSTY.el10.x86_64.rpm
`pg4ml_13`	`2.0`	el10.aarch64	pigsty	294.9 KiB	pg4ml_13-2.0-1PIGSTY.el10.aarch64.rpm
`postgresql-13-pg4ml`	`2.0`	d12.x86_64	pigsty	316.3 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~bookworm_amd64.deb
`postgresql-13-pg4ml`	`2.0`	d12.aarch64	pigsty	316.3 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~bookworm_arm64.deb
`postgresql-13-pg4ml`	`2.0`	d13.x86_64	pigsty	317.5 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~trixie_amd64.deb
`postgresql-13-pg4ml`	`2.0`	d13.aarch64	pigsty	317.5 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~trixie_arm64.deb
`postgresql-13-pg4ml`	`2.0`	u22.x86_64	pigsty	317.2 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~jammy_amd64.deb
`postgresql-13-pg4ml`	`2.0`	u22.aarch64	pigsty	317.2 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~jammy_arm64.deb
`postgresql-13-pg4ml`	`2.0`	u24.x86_64	pigsty	316.9 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~noble_amd64.deb
`postgresql-13-pg4ml`	`2.0`	u24.aarch64	pigsty	316.9 KiB	postgresql-13-pg4ml_2.0-2PIGSTY~noble_arm64.deb

Source

Repository

gitee.com/guotiecheng/plpgsql_pg4ml

Source Tarball

pg4ml-2.0.tar.gz

pig build pkg pg4ml;		# build rpm / deb with pig

Install

Make sure PGDG and PIGSTY repo available:

pig repo add pgsql -u   # add both repo and update cache

Install this extension with pig:

pig install pg4ml;		# install via package name, for the active PG version

pig install pg4ml -v 18;   # install for PG 18
pig install pg4ml -v 17;   # install for PG 17
pig install pg4ml -v 16;   # install for PG 16
pig install pg4ml -v 15;   # install for PG 15
pig install pg4ml -v 14;   # install for PG 14
pig install pg4ml -v 13;   # install for PG 13

Create this extension with:

CREATE EXTENSION pg4ml CASCADE; -- requires plpgsql, tablefunc, cube, plpython3u

Last updated on 2025-12-01

pg_tiktoken pgml