Package: postgresql-10-hll Source: postgresql-hll Version: 2.21-1.pgdg26.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 121 Depends: postgresql-10, libc6 (>= 2.38) Homepage: https://github.com/citusdata/postgresql-hll Priority: optional Section: database Filename: pool/main/p/postgresql-hll/postgresql-10-hll_2.21-1.pgdg26.04+1_amd64.deb Size: 36412 SHA512: 7de36c5106f3cff39c2bde43a3ac8eb21ae505e994106dd7d53730bc35785be6875a84792a5e3196883ccaf050e33db30f8f84db8b2f9eeb44dcb32501f8024c SHA256: bc3705bfc8d73b21f2132333de37d914c1543ad8e56b21011032580b90b3d3cc SHA1: 479a897ea89253170d14e07b2df0aebe4d13a8ab MD5sum: 2b8f7b7fd2123b6ff63399ced080af7a 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.