Source: postgresql-hll Section: database Priority: optional Maintainer: Debian PostgreSQL Maintainers Uploaders: Christoph Berg Build-Depends: debhelper-compat (= 13), postgresql-all (>= 217~) Standards-Version: 4.5.0 Rules-Requires-Root: no Homepage: https://github.com/citusdata/postgresql-hll Vcs-Browser: https://salsa.debian.org/postgresql/postgresql-hll Vcs-Git: https://salsa.debian.org/postgresql/postgresql-hll.git Package: postgresql-13-hll Architecture: alpha amd64 arm64 ia64 kfreebsd-amd64 mips64el ppc64el riscv64 Depends: ${shlibs:Depends}, ${misc:Depends}, postgresql-13 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.