Package: postgresql-16-tdigest Source: tdigest Version: 1.4.7-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 194 Depends: postgresql-16, libc6 (>= 2.14) Breaks: postgresql-16-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-16-tdigest_1.4.7-1.pgdg22.04+1_amd64.deb Size: 82796 SHA512: fc384ac128bc42938f1a653b553634b0881b9ce1b1beb8daffb835c1556a526a8db20b189866e1c0074df297111222e012aac3af7f710b18973e96716c43e99b SHA256: 344b7262951d0e5a021552714bf15273acfd059cd8e83d283a498462f74e4d7d SHA1: 3ba3e99c6788bb7c926f289687696e5743f1926e MD5sum: 4fdd4ffbfebf478f01ec642c33afdb9a 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.