Package: postgresql-14-tdigest Source: tdigest Version: 1.4.7-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 194 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_1.4.7-1.pgdg22.04+1_amd64.deb Size: 83000 SHA512: 77a83aebf99dbc1b495e1e06cf3ae2a7b233c914b0fcfe8abebe01d982e2a8812b37a1a659a28cfdd7ea437814d84966e8faa67f2c14c7ab45224dbd2991c661 SHA256: 5c1e98eeb4c7f1a328d97f90628d49386eb387da46b428eb6e0159824b2b7a5a SHA1: a038228cab2310ed12fe6831c5282874347e044b MD5sum: ffe0e1e8acd18501b71524ab50aa09dd 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.