Package: postgresql-11-tdigest Source: tdigest Version: 1.4.4-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: postgresql-11, libc6 (>= 2.14) Breaks: postgresql-11-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-11-tdigest_1.4.4-1.pgdg22.04+1_amd64.deb Size: 63476 SHA512: a0316ed4e3aefa33d7624e9a59509fca270ae1fe93366d118a4ddf82481f291943cd1ee5365313ea0515abbb024fa6085026d5d04841450c09c50ec529d5ef84 SHA256: 2d370970613f4ba4d26e397b09dcd185df30dc78b276dc28f50b0bd78ecedff4 SHA1: a5b15a0d9193d41729537b0cab5b89adcf01a20b MD5sum: 35a08b595012a0861aed8eabc427fce4 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.