Package: postgresql-15-tdigest Source: tdigest Version: 1.4.1-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 159 Depends: libc6 (>= 2.14), postgresql-15, postgresql-15-jit-llvm (>= 14) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-15-tdigest_1.4.1-1.pgdg22.04+1_amd64.deb Size: 61964 SHA256: 5758d1847ed9563ae2220e922669f81e0d166696df14c1dc15e4cc56c6817dd9 SHA1: 7ffee8e603bccf10d7abf5015319ef6cc172cab8 MD5sum: c10d07c44dd3e03f8d188199cfbf687c 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.