Package: postgresql-14-tdigest Source: tdigest Version: 1.4.3-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: postgresql-14, postgresql-14-jit-llvm (>= 15), libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-14-tdigest_1.4.3-1.pgdg22.04+1_amd64.deb Size: 61792 SHA256: 0e26794ce402b684db4be06ae79195021bac41d62803eca08dcf5da0d9263056 SHA1: 3956ef6f21edce76407879add9275cb77b9dbb9d MD5sum: c081884f2fa855a8a3a8848a7ec1677f 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.