Package: postgresql-18-hll Source: postgresql-hll Version: 2.19-2.pgdg22.04+2 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 191 Depends: postgresql-18, libc6 (>= 2.14) Breaks: postgresql-18-jit-llvm (<< 15) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-18-hll_2.19-2.pgdg22.04+2_amd64.deb Size: 78224 SHA256: fa422993311eadd7ce92a6e68a02a05e2ceb5b9dcbeceb1a07c5dbdb57043e11 SHA1: 1e1c6c0f6ab08b7819785f9732860d0de0a47023 MD5sum: cd04a7acd778673d04f098c694373f9a 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.