Package: postgresql-16-tdigest Source: tdigest Version: 1.4.2-1.pgdg20.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 156 Depends: postgresql-16, postgresql-16-jit-llvm (>= 10), libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-16-tdigest_1.4.2-1.pgdg20.04+1_amd64.deb Size: 59992 SHA256: 536e7d8529a88e4924e92adca653c312f46b86c668e58fc482900bbe98c46691 SHA1: 5ecc25890903a7ab6349036bc15a2985a741c5f7 MD5sum: e18ba60f70d79d8a8b99780cefee8c69 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.