Package: postgresql-18-first-last-agg Source: first-last-agg Version: 0.1.4-4-gd63ea3b-9.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 51 Depends: postgresql-18 Breaks: postgresql-18-jit-llvm (<< 15) Homepage: https://github.com/wulczer/first_last_agg Priority: optional Section: database Filename: pool/main/f/first-last-agg/postgresql-18-first-last-agg_0.1.4-4-gd63ea3b-9.pgdg22.04+1_amd64.deb Size: 8592 SHA256: f5815163f32787da8e3f641ebe0b5c41bd75f8795ef58c041ff9ffeba8db4ec4 SHA1: 4839118f13aff249ddc987ddaefa2ccbc6800a94 MD5sum: 3f6cccfb1766f82d889f781f5490679c 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).