Package: postgresql-10-tdigest Source: tdigest Version: 1.4.4-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 85 Depends: postgresql-10, libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-10-tdigest_1.4.4-1.pgdg22.04+1_amd64.deb Size: 24392 SHA512: 9695a54e2050d61308c72c1eb76266533778e5b2045aa447655ed015eaac8c5778ce6611074d545c956ba930b8ca03fb30f26accf0fd04395607b2450eaf010f SHA256: 961d008bfaa28ff6bf01c6a6609b28d2feda8af4b81e48f4360e738f5a52c78e SHA1: b4547d3185b4510ab98a4720535301588d724437 MD5sum: 467220925d367062f7487b3743530d53 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.