Package: postgresql-14-tdigest Source: tdigest Version: 1.4.2-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: postgresql-14, postgresql-14-jit-llvm (>= 15), libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-14-tdigest_1.4.2-1.pgdg22.04+1_amd64.deb Size: 61800 SHA256: cf8e36b1d4b95af63c8e35029294a840e43842dac09dd046210ee84046ef860c SHA1: 9fa437680c1e436529d1b714995da16db1498b9e MD5sum: 5c23e03c6b4c2516f1d917046bb1d1a8 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.