Package: postgresql-14-hll Source: postgresql-hll Version: 2.18-2.pgdg20.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 203 Depends: postgresql-14, postgresql-14-jit-llvm (>= 10), libc6 (>= 2.14) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-14-hll_2.18-2.pgdg20.04+1_amd64.deb Size: 83884 SHA256: 3423bfcab9de7470ac22372b55c13e2fb934884329770b709dae2e3f3fed7f80 SHA1: 5e2b13bd2a11a04ea60c82c8dee5be5063e7c3ea MD5sum: 0012c7a1ef8776fd18a0b92f4516435a 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.