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 Availability	Package Pattern	Dependencies
EL	PIGSTY	`2.0`	18 17 16 15 14 13	`pg4ml_$v`	-
Debian	PIGSTY	`2.0`	18 17 16 15 14 13	`postgresql-$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	MISS	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
d12.aarch64	MISS	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
d13.x86_64	MISS	MISS	MISS	MISS	MISS	MISS
d13.aarch64	MISS	MISS	MISS	MISS	MISS	MISS
u22.x86_64	MISS	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
u22.aarch64	MISS	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
u24.x86_64	MISS	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0	PIGSTY 2.0
u24.aarch64	MISS	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

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	316.2 KiB	postgresql-17-pg4ml_2.0-1PIGSTY~bookworm_amd64.deb
`postgresql-17-pg4ml`	2.0	`d12.aarch64`	pigsty	316.2 KiB	postgresql-17-pg4ml_2.0-1PIGSTY~bookworm_arm64.deb
`postgresql-17-pg4ml`	2.0	`u22.x86_64`	pigsty	317.1 KiB	postgresql-17-pg4ml_2.0-1PIGSTY~jammy_amd64.deb
`postgresql-17-pg4ml`	2.0	`u22.aarch64`	pigsty	317.1 KiB	postgresql-17-pg4ml_2.0-1PIGSTY~jammy_arm64.deb
`postgresql-17-pg4ml`	2.0	`u24.x86_64`	pigsty	316.8 KiB	postgresql-17-pg4ml_2.0-1PIGSTY~noble_amd64.deb
`postgresql-17-pg4ml`	2.0	`u24.aarch64`	pigsty	316.8 KiB	postgresql-17-pg4ml_2.0-1PIGSTY~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	316.2 KiB	postgresql-16-pg4ml_2.0-1PIGSTY~bookworm_amd64.deb
`postgresql-16-pg4ml`	2.0	`d12.aarch64`	pigsty	316.2 KiB	postgresql-16-pg4ml_2.0-1PIGSTY~bookworm_arm64.deb
`postgresql-16-pg4ml`	2.0	`u22.x86_64`	pigsty	317.2 KiB	postgresql-16-pg4ml_2.0-1PIGSTY~jammy_amd64.deb
`postgresql-16-pg4ml`	2.0	`u22.aarch64`	pigsty	317.2 KiB	postgresql-16-pg4ml_2.0-1PIGSTY~jammy_arm64.deb
`postgresql-16-pg4ml`	2.0	`u24.x86_64`	pigsty	316.8 KiB	postgresql-16-pg4ml_2.0-1PIGSTY~noble_amd64.deb
`postgresql-16-pg4ml`	2.0	`u24.aarch64`	pigsty	316.8 KiB	postgresql-16-pg4ml_2.0-1PIGSTY~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	316.2 KiB	postgresql-15-pg4ml_2.0-1PIGSTY~bookworm_amd64.deb
`postgresql-15-pg4ml`	2.0	`d12.aarch64`	pigsty	316.2 KiB	postgresql-15-pg4ml_2.0-1PIGSTY~bookworm_arm64.deb
`postgresql-15-pg4ml`	2.0	`u22.x86_64`	pigsty	317.1 KiB	postgresql-15-pg4ml_2.0-1PIGSTY~jammy_amd64.deb
`postgresql-15-pg4ml`	2.0	`u22.aarch64`	pigsty	317.1 KiB	postgresql-15-pg4ml_2.0-1PIGSTY~jammy_arm64.deb
`postgresql-15-pg4ml`	2.0	`u24.x86_64`	pigsty	316.8 KiB	postgresql-15-pg4ml_2.0-1PIGSTY~noble_amd64.deb
`postgresql-15-pg4ml`	2.0	`u24.aarch64`	pigsty	316.8 KiB	postgresql-15-pg4ml_2.0-1PIGSTY~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	316.2 KiB	postgresql-14-pg4ml_2.0-1PIGSTY~bookworm_amd64.deb
`postgresql-14-pg4ml`	2.0	`d12.aarch64`	pigsty	316.2 KiB	postgresql-14-pg4ml_2.0-1PIGSTY~bookworm_arm64.deb
`postgresql-14-pg4ml`	2.0	`u22.x86_64`	pigsty	317.1 KiB	postgresql-14-pg4ml_2.0-1PIGSTY~jammy_amd64.deb
`postgresql-14-pg4ml`	2.0	`u22.aarch64`	pigsty	317.1 KiB	postgresql-14-pg4ml_2.0-1PIGSTY~jammy_arm64.deb
`postgresql-14-pg4ml`	2.0	`u24.x86_64`	pigsty	316.8 KiB	postgresql-14-pg4ml_2.0-1PIGSTY~noble_amd64.deb
`postgresql-14-pg4ml`	2.0	`u24.aarch64`	pigsty	316.8 KiB	postgresql-14-pg4ml_2.0-1PIGSTY~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	316.2 KiB	postgresql-13-pg4ml_2.0-1PIGSTY~bookworm_amd64.deb
`postgresql-13-pg4ml`	2.0	`d12.aarch64`	pigsty	316.2 KiB	postgresql-13-pg4ml_2.0-1PIGSTY~bookworm_arm64.deb
`postgresql-13-pg4ml`	2.0	`u22.x86_64`	pigsty	317.1 KiB	postgresql-13-pg4ml_2.0-1PIGSTY~jammy_amd64.deb
`postgresql-13-pg4ml`	2.0	`u22.aarch64`	pigsty	317.1 KiB	postgresql-13-pg4ml_2.0-1PIGSTY~jammy_arm64.deb
`postgresql-13-pg4ml`	2.0	`u24.x86_64`	pigsty	316.8 KiB	postgresql-13-pg4ml_2.0-1PIGSTY~noble_amd64.deb
`postgresql-13-pg4ml`	2.0	`u24.aarch64`	pigsty	316.8 KiB	postgresql-13-pg4ml_2.0-1PIGSTY~noble_arm64.deb

Source

Repository

gitee.com/guotiecheng/plpgsql_pg4ml

Source Tarball

pg4ml-2.0.tar.gz

pig build get pg4ml; # get pg4ml source code
pig build dep pg4ml; # install build dependencies
pig build pkg pg4ml; # build extension rpm or deb
pig build ext pg4ml; # build extension rpms

Install

To add the required PGDG / PIGSTY upstream repository, use:

pig repo add pgsql -u   # add PGDG + Pigsty repo and update cache (leave existing repos)

Install this extension with:

pig ext install pg4ml; # install by extension name, for the current active PG version
pig ext install pg4ml; # install via package alias, for the active PG version
pig ext install pg4ml -v 18;   # install for PG 18
pig ext install pg4ml -v 17;   # install for PG 17
pig ext install pg4ml -v 16;   # install for PG 16
pig ext install pg4ml -v 15;   # install for PG 15
pig ext install pg4ml -v 14;   # install for PG 14
pig ext install pg4ml -v 13;   # install for PG 13

Create this extension with:

CREATE EXTENSION pg4ml;

Last updated on 2025-11-02

pg_tiktoken pgml