Package: postgresql-11-hll Source: postgresql-hll Version: 2.18-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 201 Depends: postgresql-11, postgresql-11-jit-llvm (>= 15), libc6 (>= 2.14) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-11-hll_2.18-2.pgdg22.04+1_amd64.deb Size: 82928 SHA256: 361f581e4385b703d9e0408e35dcebbf5e0f3269641f5d7e81dbf4e8ea7a2832 SHA1: 58afad11a5e5c9709dee1f7bff4db5dd52183592 MD5sum: 72977d4a82abe93fa542517d86c3eb7d 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.