Package: postgresql-12-tdigest Source: tdigest Version: 1.4.4-1.pgdg26.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 86 Depends: postgresql-12, libc6 (>= 2.38) Homepage: https://github.com/tvondra/tdigest Priority: optional Section: database Filename: pool/main/t/tdigest/postgresql-12-tdigest_1.4.4-1.pgdg26.04+1_amd64.deb Size: 24304 SHA512: af029fe2464fa6266ec14360e2a2e593c74b55a39d95de8c4af0845a9ac4d5ebefd183eaf4990f5052d5d3b848f6ce955cbffff00453d76253d01824824ed46b SHA256: f20139242abb3e2796fa36d727ae02df23289d29b21d93a370ae6443dcccbc88 SHA1: c56b16839e0129219c75279a92a43c45030ed418 MD5sum: a5456fbee38f715dc7218fe47b9a8832 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.