Package: postgresql-15-tdigest Source: tdigest Version: 1.4.4-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 161 Depends: postgresql-15, libc6 (>= 2.14) Breaks: postgresql-15-jit-llvm (<< 15) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-15-tdigest_1.4.4-1.pgdg22.04+1_amd64.deb Size: 64100 SHA512: 102e9d53e565eb17e4114e484cf400416448cfaeedd6263843dff3aa3cf842e2223e1460491dbd65110a1231e9b1e488d054c0544499d697757704aafbdd621a SHA256: 256cf35d6bf6f5c2b978098a1bfd2198b8d97275a5e14b80a118c8267e88d679 SHA1: abbdb3371cfa239397dfac45327938220aa876cb MD5sum: f1ebff68431ded0e67fd8e1cf2349fdb 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.