Source: tdigest Section: database Priority: optional Maintainer: Debian PostgreSQL Maintainers Uploaders: Dominik George Build-Depends: debhelper (>= 13.0.0), postgresql-all (>= 217~) Standards-Version: 4.1.0 Homepage: https://github.com/tvondra/tdigest XS-Testsuite: autopkgtest Vcs-Browser: https://salsa.debian.org/postgresql/tdigest Vcs-Git: https://salsa.debian.org/postgresql/tsigest.git Rules-Requires-Root: no Package: postgresql-13-tdigest Architecture: any Depends: ${shlibs:Depends}, ${misc:Depends}, postgresql-13 Description: t-digest algorithm for on-line accumulation of rank-based statistics This PostgreSQL extension implements t-digest, a data structure for on-line accumulation of rank-based statistics such as quantiles and trimmed means. The algorithm is also very friendly to parallel programs. . The accuracy of estimates produced by t-digests can be orders of magnitude more accurate than those produced by previous digest algorithms in spite of the fact that t-digests are much more compact when stored on disk.