Package: postgresql-18-hll Source: postgresql-hll Version: 2.21-1.pgdg26.04+2 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 197 Depends: postgresql-18, libc6 (>= 2.38) Breaks: postgresql-18-jit-llvm (<< 21) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-18-hll_2.21-1.pgdg26.04+2_amd64.deb Size: 78036 SHA512: 52c87e4093904b653566cd6df1e8f04f987793f37e61a9a2b20b9172871074255ac1b1cfc07ccb4f075349cdde76e33691d43612593e294c7f9522f213aa8456 SHA256: 0bcffb12536c947776a0cdac236e6830f57e291a71307205b7238530583ea2f2 SHA1: 25d3d3069b2beae3ff3f65302a4b07c171601130 MD5sum: 28103e715348f3d179779028f1f28aad 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.