Package: postgresql-12-hll Source: postgresql-hll Version: 2.21-1.pgdg26.04+2 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 121 Depends: postgresql-12, libc6 (>= 2.38) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-12-hll_2.21-1.pgdg26.04+2_amd64.deb Size: 36412 SHA512: 625d283a40f8cbcec0777c2d11ac75b1448d601f6911fe292a2316e2e0f13544198a334f04a446d56b90641d92a015e053bc8bd5bb433f1ce8d2d1f73f34efb8 SHA256: 7f73089e5dec7f7d7e0231df29da38f60642d7dc7c0e89ead8b5cfe1a35881ef SHA1: fa28200dce128897aef0b9bc4a08dd41c2cc1a12 MD5sum: fa5063a003e0d4aca71e02bd50588fbc 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.