Package: postgresql-16-first-last-agg Source: first-last-agg Version: 0.1.4-4-gd63ea3b-7.pgdg20.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 51 Depends: postgresql-16, postgresql-16-jit-llvm (>= 10) Homepage: https://github.com/wulczer/first_last_agg Priority: optional Section: database Filename: pool/main/f/first-last-agg/postgresql-16-first-last-agg_0.1.4-4-gd63ea3b-7.pgdg20.04+1_amd64.deb Size: 8812 SHA256: 1a45e9972b84bb6c08af642b53da3e6944cf981b4ee5285b55836bcc8dd4e761 SHA1: 08383f93bb3202e8b25b3f76249b816224760141 MD5sum: bbeab8cfbca83afd9ac8dbd824729ef7 Description: PostgreSQL extension providing first and last aggregate functions first-last-agg is a simple extension providing two aggregate functions, last and first, operating on any element type and returning the last or the first value of the group. . Since by default the ordering inside groups created by a GROUP BY expression is not defined, it is advisable to use an ORDER BY clause inside the aggregate expression (see the aggregate function syntax).