Package: postgresql-18-tdigest Source: tdigest Version: 1.4.3-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 154 Depends: postgresql-18, libc6 (>= 2.14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-18-tdigest_1.4.3-1.pgdg22.04+1_amd64.deb Size: 59264 SHA256: a7a650813d26cedac47be1859cec3737a547cd29ef0ae8f84ee0aef2bb07a857 SHA1: b7dba992a1e615a7684565bf7236f4a897380bf1 MD5sum: d538bb316b31bbd08c513b81fc8cea85 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.