Package: postgresql-12-tdigest Source: tdigest Version: 1.4.3-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 153 Depends: postgresql-12, libc6 (>= 2.14) Breaks: postgresql-12-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-12-tdigest_1.4.3-2.pgdg22.04+1_amd64.deb Size: 61680 SHA256: 70e3fd759f3f488ad680e6dd8e7a8b2119afeebecd0bdccb80aab2b19668c8a4 SHA1: 6cdeac6878229da5724b7222c030897a79ab980d MD5sum: 9d5e1c61b3b276cdf8d5415116a8536d 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.