Package: postgresql-16-hll Source: postgresql-hll Version: 2.18-2.pgdg20.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 203 Depends: postgresql-16, postgresql-16-jit-llvm (>= 10), libc6 (>= 2.14) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-16-hll_2.18-2.pgdg20.04+1_amd64.deb Size: 83256 SHA256: 85d6e6133db828fad185a1c52c38c09197fd013618873cd8c14ef05e95949913 SHA1: a4fd488556778402f934298025807b5e8c05d750 MD5sum: a840dcf1fce70e4d1a058ceaa5358436 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.