Package: postgresql-9.6-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-9.6 Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-9.6-hll_2.10.2-1.pgdg18.04+1_i386.deb Size: 32876 SHA256: cbd872e566be10e292d8344e9e1d4c874b5360785210443b142433de5c59c9fa SHA1: 9ef16807279901baf98a6e06bca7ab0b7497d3ba MD5sum: 12930b562180c33e54650a5d86ead2d6 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.