This patch mostly just fills in the field, although a few error reports in resolve_unique_index_expr() are adjusted to use it. The next commit will add more uses. catversion bump out of an abundance of caution: I'm not sure IndexElem can appear in stored rules, but I'm not sure it can't either. Author: Álvaro Herrera <alvherre@kurilemu.de> Co-authored-by: jian he <jian.universality@gmail.com> Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us> Discussion: https://postgr.es/m/CACJufxH3OgXF1hrzGAaWyNtye2jHEmk9JbtrtGv-KJK6tsGo5w@mail.gmail.com Discussion: https://postgr.es/m/202512121327.f2zimsr6guso@alvherre.pgsql
PostgreSQL Database Management System
This directory contains the source code distribution of the PostgreSQL database management system.
PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings.
Copyright and license information can be found in the file COPYRIGHT.
General documentation about this version of PostgreSQL can be found at https://www.postgresql.org/docs/devel/. In particular, information about building PostgreSQL from the source code can be found at https://www.postgresql.org/docs/devel/installation.html.
The latest version of this software, and related software, may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.