Package: postgresql-11-tdigest Source: tdigest Version: 1.4.3-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 153 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_1.4.3-2.pgdg22.04+1_amd64.deb Size: 61228 SHA256: 842fed26cd328474441bd279772e1bc38caf0e58ba76c82615c1d11d0c886e5e SHA1: a874924e2ed1d9d6c16461604d6e04e85320dd91 MD5sum: ce5c66e6a299503ee9df7eba47ab7d31 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.