Package: postgresql-9.6-hll Source: postgresql-hll Version: 2.16-1.pgdg20.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 191 Depends: libc6 (>= 2.14), postgresql-9.6 Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-9.6-hll_2.16-1.pgdg20.04+1_amd64.deb Size: 35496 SHA256: 7f89d545dfd6945b3a775f918fc3151dfdbd0500fed3f32c1a74821a2c059855 SHA1: 92d15b2deaba5cb4fcffb57c8893624774b86e18 MD5sum: 6d6f1ab7a7c0e4911bdda7ce512415b7 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.