Package: postgresql-17-tdigest Source: tdigest Version: 1.4.4-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 161 Depends: postgresql-17, libc6 (>= 2.14) Breaks: postgresql-17-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-17-tdigest_1.4.4-1.pgdg22.04+1_amd64.deb Size: 63968 SHA512: 553a58dd70fa1620dae53b4d623d28e39e39b7b9d3739b5c88e884c35cb73f0f21834eb25399c6be6c114679e64be7333192f8d3e509231e07fe5b7f736979e4 SHA256: d3ce20dbcc678943f1de9cb3c47790e6cb56f7247b1254d88d1f727a6f7d3582 SHA1: 76b7f2544a0ed5ed9eba94bfaf21e3101b9ab5d1 MD5sum: f4a0ceebf0625a37ee002af69eebc6ed 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.