You may be more interested in the release notes for 0.12.0.
What's Changed
- perf: avoid mem alloc in formatting, minor bug fix by @nyurik in #1521
- Deprecate
pgrx::hookswithout replacement by @workingjubilee in #1752 - Implement ArgAbi for PgRelation by @thomcc in #1823
- Address recent lint warnings by @workingjubilee in #1824
- Prepare pgrx 0.12.1 by @workingjubilee in #1825
Full Changelog: v0.12.0...v0.12.1