Package: postgresql-18-hll Source: postgresql-hll Version: 2.21-1.pgdg22.04+2 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 199 Depends: postgresql-18, libc6 (>= 2.14) Breaks: postgresql-18-jit-llvm (<< 15) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-18-hll_2.21-1.pgdg22.04+2_amd64.deb Size: 80060 SHA512: 674c654543a92de0c19eb0b5df5bbf48c94c8e8618fdc68ce1eb094d5933b6441440f4e86ad2e3a6f9621b2701a33c104aaf15b6d4da1b8e059916990d0bd4c2 SHA256: df5b206fb5b8fc568fddca4fdbef2968e80126c1a3bfde9927368d80afe57bad SHA1: 629f98a7ba0bffb7890be1754901ef63dd90f9a0 MD5sum: 8901a7a690c2cac948e22bd1b0247738 Description: HyperLogLog extension for PostgreSQL This PostgreSQL module introduces a new data type `hll` which is a HyperLogLog data structure. HyperLogLog is a fixed-size, set-like structure used for distinct value counting with tunable precision. For example, in 1280 bytes `hll` can estimate the count of tens of billions of distinct values with only a few percent error.