Package: postgresql-15-tdigest Source: tdigest Version: 1.4.3-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: postgresql-15, libc6 (>= 2.14) Breaks: postgresql-15-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-15-tdigest_1.4.3-2.pgdg22.04+1_amd64.deb Size: 61996 SHA256: 5b902ecbc65bebb6c9cc1816ab1570a7cd7e98f06ec28f8ae6c536331bcc83a2 SHA1: 3202981ae963f4d9283ca7fbf10d91dad2bfad0b MD5sum: da1293242e69a10198d4730945a10d9a 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.