Package: postgresql-9.3-hll Source: postgresql-hll Version: 2.10.2-1.pgdg18.04+1 Architecture: i386 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 90 Depends: libc6 (>= 2.4), postgresql-9.3 Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-9.3-hll_2.10.2-1.pgdg18.04+1_i386.deb Size: 32860 SHA256: 27e3539cbbf18cf7cc7f28499999f427054a55c2e6a401826c38f64b26a625d3 SHA1: f83f895b7acdad5a3f18a6bb8daab2576c4e8ec5 MD5sum: 4d5279e9662f0b773c5731b6a433395c 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.