Package: postgresql-16-hll Source: postgresql-hll Version: 2.18-1.pgdg20.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 203 Depends: libc6 (>= 2.14), postgresql-16, postgresql-16-jit-llvm (>= 10) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-16-hll_2.18-1.pgdg20.04+1_amd64.deb Size: 83404 SHA256: 1d28a9520211061ab83631f3227e506e06c233c4e21392eb3d271d3430b3726e SHA1: feef3952114b803c32a9e45dcaf97519db5f74e4 MD5sum: 98cf8f497ed685027acff4c8c74ed59a 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.