Package: postgresql-13-tdigest Source: tdigest Version: 1.4.4-1.pgdg26.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 86 Depends: postgresql-13, libc6 (>= 2.38) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-13-tdigest_1.4.4-1.pgdg26.04+1_amd64.deb Size: 24444 SHA512: f1bc57775eb2bb0ea15659a6258b6d4362696d354edc5e4ef89c4d4655ac61c90209d2a2843df5b254b43cee673917b5e2651007202ececbf8ccd256f44e7f2b SHA256: fc100bce476fbc7886e0918b08ee35d036b51801b7f1af354aa7ec5d899673fe SHA1: 0d7df825da74a6f687728e2fe4878f217029a0be MD5sum: ae69aaa7107d31713f1b26ac1248348b 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.