Package: postgresql-11-tdigest Source: tdigest Version: 1.4.2-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 153 Depends: postgresql-11, postgresql-11-jit-llvm (>= 15), libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-11-tdigest_1.4.2-1.pgdg22.04+1_amd64.deb Size: 61100 SHA256: 60efce1100cdacdb61a2d1f1fe76c83c31a99990428d81c2382857dfb7bcabdc SHA1: 875c5b46495c8d801b168a9ad0d90ddd66dafb88 MD5sum: a1bd60cd401b045133bbb3db9bd7f82b 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.