Package: postgresql-14-tdigest Source: tdigest Version: 1.4.3-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: postgresql-14, libc6 (>= 2.14) Breaks: postgresql-14-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-14-tdigest_1.4.3-2.pgdg22.04+1_amd64.deb Size: 61872 SHA256: d409ab424781adff18f939200dc3cef9d9432ca06778f427558e7985f13a1a9e SHA1: f4116c8a1909cea6c5cea36ea08d6e4643711558 MD5sum: ddf407c989226bb3feaa94b76e3da43d 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.