Package: postgresql-18-tdigest Source: tdigest Version: 1.4.4-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 157 Depends: postgresql-18, libc6 (>= 2.14) Breaks: postgresql-18-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-18-tdigest_1.4.4-1.pgdg22.04+1_amd64.deb Size: 61152 SHA512: 6be6278fd801da77cab3dcef28f44674872c5c16fdc425b8d637e267e9dded171c336c8525b2841bb9ee20ea0bc0d0f2d7013d76a6bf923b2b1600eccfed8a4c SHA256: 0fdc3e13f6211711066b5928692374b9f0e1c888ddefc466f9cabf48dd3ceec5 SHA1: 09ad9331f337b8e769cca397259ef6a1ad21b616 MD5sum: 0e5cb51109ce6d77f19bc2298ae5143a 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.