Package: postgresql-12-tdigest Source: tdigest Version: 1.4.7-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 192 Depends: postgresql-12, libc6 (>= 2.14) Breaks: postgresql-12-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-12-tdigest_1.4.7-1.pgdg22.04+1_amd64.deb Size: 82124 SHA512: 3ed3ba82d376adf1f53aca8af4e05a589d8cb9776ebfd8971c8405526275d86c53491b2e5ac39e64b6336557f818f3b7b83490024f4d3dbfd3dfd2f75af0a963 SHA256: a3ce9680857b69e847f93af162280473c57ec1384b0ab32aa96a883434f09575 SHA1: aa52ad5910421cba2fd7f4d3e22beb51b731e782 MD5sum: bb9da93e028db808e582affc88133474 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.