omnisketch

data structure for on-line agg of data into approximate sketch

Overview

ID	Extension	Package	Version	Category	License	Language
4640	omnisketch	omnisketch	`1.0.2`	FUNC	PostgreSQL	C

Attribute	Has Binary	Has Library	Need Load	Has DDL	Relocatable	Trusted
--s-d-r	No	Yes	No	Yes	yes	no

Relationships
See Also	ddsketch hll count_distinct topn quantile lower_quantile first_last_agg

Packages

Type	Repo	Version	PG Major Availability	Package Pattern	Dependencies
EL	PIGSTY	`1.0.2`	18 17 16 15 14 13	`omnisketch_$v*`	-
Debian	PIGSTY	`1.0.2`	18 17 16 15 14 13	`postgresql-$v-omnisketch`	-

Linux / PG	PG18	PG17	PG16	PG15	PG14	PG13
el8.x86_64	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
el8.aarch64	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
el9.x86_64	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
el9.aarch64	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
el10.x86_64	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
el10.aarch64	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
d12.x86_64	MISS	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
d12.aarch64	MISS	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
d13.x86_64	MISS	MISS	MISS	MISS	MISS	MISS
d13.aarch64	MISS	MISS	MISS	MISS	MISS	MISS
u22.x86_64	MISS	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
u22.aarch64	MISS	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
u24.x86_64	MISS	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2
u24.aarch64	MISS	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2	PIGSTY 1.0.2

Package	Version	OS	ORG	SIZE	File URL
`omnisketch_18`	1.0.2	`el8.x86_64`	pigsty	20.4 KiB	omnisketch_18-1.0.2-1PIGSTY.el8.x86_64.rpm
`omnisketch_18`	1.0.2	`el8.aarch64`	pigsty	20.3 KiB	omnisketch_18-1.0.2-1PIGSTY.el8.aarch64.rpm
`omnisketch_18`	1.0.2	`el9.x86_64`	pigsty	20.1 KiB	omnisketch_18-1.0.2-1PIGSTY.el9.x86_64.rpm
`omnisketch_18`	1.0.2	`el9.aarch64`	pigsty	20.3 KiB	omnisketch_18-1.0.2-1PIGSTY.el9.aarch64.rpm
`omnisketch_18`	1.0.2	`el10.x86_64`	pigsty	20.2 KiB	omnisketch_18-1.0.2-1PIGSTY.el10.x86_64.rpm
`omnisketch_18`	1.0.2	`el10.aarch64`	pigsty	20.5 KiB	omnisketch_18-1.0.2-1PIGSTY.el10.aarch64.rpm

Package	Version	OS	ORG	SIZE	File URL
`omnisketch_17`	1.0.2	`el8.x86_64`	pigsty	20.4 KiB	omnisketch_17-1.0.2-1PIGSTY.el8.x86_64.rpm
`omnisketch_17`	1.0.2	`el8.aarch64`	pigsty	20.4 KiB	omnisketch_17-1.0.2-1PIGSTY.el8.aarch64.rpm
`omnisketch_17`	1.0.2	`el9.x86_64`	pigsty	20.1 KiB	omnisketch_17-1.0.2-1PIGSTY.el9.x86_64.rpm
`omnisketch_17`	1.0.2	`el9.aarch64`	pigsty	20.2 KiB	omnisketch_17-1.0.2-1PIGSTY.el9.aarch64.rpm
`omnisketch_17`	1.0.2	`el10.x86_64`	pigsty	20.2 KiB	omnisketch_17-1.0.2-1PIGSTY.el10.x86_64.rpm
`omnisketch_17`	1.0.2	`el10.aarch64`	pigsty	20.5 KiB	omnisketch_17-1.0.2-1PIGSTY.el10.aarch64.rpm
`postgresql-17-omnisketch`	1.0.2	`d12.x86_64`	pigsty	27.6 KiB	postgresql-17-omnisketch_1.0.2-1PIGSTY~bookworm_amd64.deb
`postgresql-17-omnisketch`	1.0.2	`d12.aarch64`	pigsty	27.6 KiB	postgresql-17-omnisketch_1.0.2-1PIGSTY~bookworm_arm64.deb
`postgresql-17-omnisketch`	1.0.2	`u22.x86_64`	pigsty	28.9 KiB	postgresql-17-omnisketch_1.0.2-1PIGSTY~jammy_amd64.deb
`postgresql-17-omnisketch`	1.0.2	`u22.aarch64`	pigsty	28.5 KiB	postgresql-17-omnisketch_1.0.2-1PIGSTY~jammy_arm64.deb
`postgresql-17-omnisketch`	1.0.2	`u24.x86_64`	pigsty	27.1 KiB	postgresql-17-omnisketch_1.0.2-1PIGSTY~noble_amd64.deb
`postgresql-17-omnisketch`	1.0.2	`u24.aarch64`	pigsty	27.3 KiB	postgresql-17-omnisketch_1.0.2-1PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`omnisketch_16`	1.0.2	`el8.x86_64`	pigsty	20.4 KiB	omnisketch_16-1.0.2-1PIGSTY.el8.x86_64.rpm
`omnisketch_16`	1.0.2	`el8.aarch64`	pigsty	20.4 KiB	omnisketch_16-1.0.2-1PIGSTY.el8.aarch64.rpm
`omnisketch_16`	1.0.2	`el9.x86_64`	pigsty	20.1 KiB	omnisketch_16-1.0.2-1PIGSTY.el9.x86_64.rpm
`omnisketch_16`	1.0.2	`el9.aarch64`	pigsty	20.2 KiB	omnisketch_16-1.0.2-1PIGSTY.el9.aarch64.rpm
`omnisketch_16`	1.0.2	`el10.x86_64`	pigsty	20.2 KiB	omnisketch_16-1.0.2-1PIGSTY.el10.x86_64.rpm
`omnisketch_16`	1.0.2	`el10.aarch64`	pigsty	20.5 KiB	omnisketch_16-1.0.2-1PIGSTY.el10.aarch64.rpm
`postgresql-16-omnisketch`	1.0.2	`d12.x86_64`	pigsty	27.6 KiB	postgresql-16-omnisketch_1.0.2-1PIGSTY~bookworm_amd64.deb
`postgresql-16-omnisketch`	1.0.2	`d12.aarch64`	pigsty	27.6 KiB	postgresql-16-omnisketch_1.0.2-1PIGSTY~bookworm_arm64.deb
`postgresql-16-omnisketch`	1.0.2	`u22.x86_64`	pigsty	28.9 KiB	postgresql-16-omnisketch_1.0.2-1PIGSTY~jammy_amd64.deb
`postgresql-16-omnisketch`	1.0.2	`u22.aarch64`	pigsty	28.4 KiB	postgresql-16-omnisketch_1.0.2-1PIGSTY~jammy_arm64.deb
`postgresql-16-omnisketch`	1.0.2	`u24.x86_64`	pigsty	27.2 KiB	postgresql-16-omnisketch_1.0.2-1PIGSTY~noble_amd64.deb
`postgresql-16-omnisketch`	1.0.2	`u24.aarch64`	pigsty	27.4 KiB	postgresql-16-omnisketch_1.0.2-1PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`omnisketch_15`	1.0.2	`el8.x86_64`	pigsty	20.4 KiB	omnisketch_15-1.0.2-1PIGSTY.el8.x86_64.rpm
`omnisketch_15`	1.0.2	`el8.aarch64`	pigsty	20.4 KiB	omnisketch_15-1.0.2-1PIGSTY.el8.aarch64.rpm
`omnisketch_15`	1.0.2	`el9.x86_64`	pigsty	20.1 KiB	omnisketch_15-1.0.2-1PIGSTY.el9.x86_64.rpm
`omnisketch_15`	1.0.2	`el9.aarch64`	pigsty	20.2 KiB	omnisketch_15-1.0.2-1PIGSTY.el9.aarch64.rpm
`omnisketch_15`	1.0.2	`el10.x86_64`	pigsty	20.2 KiB	omnisketch_15-1.0.2-1PIGSTY.el10.x86_64.rpm
`omnisketch_15`	1.0.2	`el10.aarch64`	pigsty	20.5 KiB	omnisketch_15-1.0.2-1PIGSTY.el10.aarch64.rpm
`postgresql-15-omnisketch`	1.0.2	`d12.x86_64`	pigsty	27.7 KiB	postgresql-15-omnisketch_1.0.2-1PIGSTY~bookworm_amd64.deb
`postgresql-15-omnisketch`	1.0.2	`d12.aarch64`	pigsty	27.6 KiB	postgresql-15-omnisketch_1.0.2-1PIGSTY~bookworm_arm64.deb
`postgresql-15-omnisketch`	1.0.2	`u22.x86_64`	pigsty	28.9 KiB	postgresql-15-omnisketch_1.0.2-1PIGSTY~jammy_amd64.deb
`postgresql-15-omnisketch`	1.0.2	`u22.aarch64`	pigsty	28.5 KiB	postgresql-15-omnisketch_1.0.2-1PIGSTY~jammy_arm64.deb
`postgresql-15-omnisketch`	1.0.2	`u24.x86_64`	pigsty	27.2 KiB	postgresql-15-omnisketch_1.0.2-1PIGSTY~noble_amd64.deb
`postgresql-15-omnisketch`	1.0.2	`u24.aarch64`	pigsty	27.4 KiB	postgresql-15-omnisketch_1.0.2-1PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`omnisketch_14`	1.0.2	`el8.x86_64`	pigsty	20.4 KiB	omnisketch_14-1.0.2-1PIGSTY.el8.x86_64.rpm
`omnisketch_14`	1.0.2	`el8.aarch64`	pigsty	20.3 KiB	omnisketch_14-1.0.2-1PIGSTY.el8.aarch64.rpm
`omnisketch_14`	1.0.2	`el9.x86_64`	pigsty	20.1 KiB	omnisketch_14-1.0.2-1PIGSTY.el9.x86_64.rpm
`omnisketch_14`	1.0.2	`el9.aarch64`	pigsty	20.2 KiB	omnisketch_14-1.0.2-1PIGSTY.el9.aarch64.rpm
`omnisketch_14`	1.0.2	`el10.x86_64`	pigsty	20.2 KiB	omnisketch_14-1.0.2-1PIGSTY.el10.x86_64.rpm
`omnisketch_14`	1.0.2	`el10.aarch64`	pigsty	20.5 KiB	omnisketch_14-1.0.2-1PIGSTY.el10.aarch64.rpm
`postgresql-14-omnisketch`	1.0.2	`d12.x86_64`	pigsty	27.6 KiB	postgresql-14-omnisketch_1.0.2-1PIGSTY~bookworm_amd64.deb
`postgresql-14-omnisketch`	1.0.2	`d12.aarch64`	pigsty	27.7 KiB	postgresql-14-omnisketch_1.0.2-1PIGSTY~bookworm_arm64.deb
`postgresql-14-omnisketch`	1.0.2	`u22.x86_64`	pigsty	28.8 KiB	postgresql-14-omnisketch_1.0.2-1PIGSTY~jammy_amd64.deb
`postgresql-14-omnisketch`	1.0.2	`u22.aarch64`	pigsty	28.6 KiB	postgresql-14-omnisketch_1.0.2-1PIGSTY~jammy_arm64.deb
`postgresql-14-omnisketch`	1.0.2	`u24.x86_64`	pigsty	27.2 KiB	postgresql-14-omnisketch_1.0.2-1PIGSTY~noble_amd64.deb
`postgresql-14-omnisketch`	1.0.2	`u24.aarch64`	pigsty	27.0 KiB	postgresql-14-omnisketch_1.0.2-1PIGSTY~noble_arm64.deb

Package	Version	OS	ORG	SIZE	File URL
`omnisketch_13`	1.0.2	`el8.x86_64`	pigsty	20.2 KiB	omnisketch_13-1.0.2-1PIGSTY.el8.x86_64.rpm
`omnisketch_13`	1.0.2	`el8.aarch64`	pigsty	20.3 KiB	omnisketch_13-1.0.2-1PIGSTY.el8.aarch64.rpm
`omnisketch_13`	1.0.2	`el9.x86_64`	pigsty	20.1 KiB	omnisketch_13-1.0.2-1PIGSTY.el9.x86_64.rpm
`omnisketch_13`	1.0.2	`el9.aarch64`	pigsty	20.2 KiB	omnisketch_13-1.0.2-1PIGSTY.el9.aarch64.rpm
`omnisketch_13`	1.0.2	`el10.x86_64`	pigsty	20.2 KiB	omnisketch_13-1.0.2-1PIGSTY.el10.x86_64.rpm
`omnisketch_13`	1.0.2	`el10.aarch64`	pigsty	20.4 KiB	omnisketch_13-1.0.2-1PIGSTY.el10.aarch64.rpm
`postgresql-13-omnisketch`	1.0.2	`d12.x86_64`	pigsty	27.6 KiB	postgresql-13-omnisketch_1.0.2-1PIGSTY~bookworm_amd64.deb
`postgresql-13-omnisketch`	1.0.2	`d12.aarch64`	pigsty	27.4 KiB	postgresql-13-omnisketch_1.0.2-1PIGSTY~bookworm_arm64.deb
`postgresql-13-omnisketch`	1.0.2	`u22.x86_64`	pigsty	28.8 KiB	postgresql-13-omnisketch_1.0.2-1PIGSTY~jammy_amd64.deb
`postgresql-13-omnisketch`	1.0.2	`u22.aarch64`	pigsty	28.4 KiB	postgresql-13-omnisketch_1.0.2-1PIGSTY~jammy_arm64.deb
`postgresql-13-omnisketch`	1.0.2	`u24.x86_64`	pigsty	27.1 KiB	postgresql-13-omnisketch_1.0.2-1PIGSTY~noble_amd64.deb
`postgresql-13-omnisketch`	1.0.2	`u24.aarch64`	pigsty	27.3 KiB	postgresql-13-omnisketch_1.0.2-1PIGSTY~noble_arm64.deb

Source

Repository

github.com/tvondra/omnisketch

Source Tarball

omnisketch-1.0.2.tar.gz

pig build get omnisketch; # get omnisketch source code
pig build dep omnisketch; # install build dependencies
pig build pkg omnisketch; # build extension rpm or deb
pig build ext omnisketch; # 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 omnisketch; # install by extension name, for the current active PG version
pig ext install omnisketch; # install via package alias, for the active PG version
pig ext install omnisketch -v 18;   # install for PG 18
pig ext install omnisketch -v 17;   # install for PG 17
pig ext install omnisketch -v 16;   # install for PG 16
pig ext install omnisketch -v 15;   # install for PG 15
pig ext install omnisketch -v 14;   # install for PG 14
pig ext install omnisketch -v 13;   # install for PG 13

Create this extension with:

CREATE EXTENSION omnisketch;

Last updated on 2025-11-02

count_distinct ddsketch