Package: postgresql-15-tdigest Source: tdigest Version: 1.4.3-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: postgresql-15, postgresql-15-jit-llvm (>= 15), libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-15-tdigest_1.4.3-1.pgdg22.04+1_amd64.deb Size: 61920 SHA256: 44e80e863c94b5b0fc7a796a58d3b5e24692ee818250f5f95f37295eb27baa03 SHA1: eaed10e7b1ad4d2a22980a7d92ae884f70f3ab2f MD5sum: 137e59e4e7fbafe1e6adac4415a0460b 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.