Package: postgresql-17-tdigest Source: tdigest Version: 1.4.2-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: postgresql-17, postgresql-17-jit-llvm (>= 15), libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-17-tdigest_1.4.2-1.pgdg22.04+1_amd64.deb Size: 61572 SHA256: 9e32a33ff2457132c4de37f9281284bf77586b052f3e66a1660e1a56d3c94b39 SHA1: 61e51296d9d8aa47983f0554f7c7fc0b9db6edc5 MD5sum: 260dd15cdb7e2f59477056222c9dead6 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.