오랫만에 들른 PostgreSQL 홈페이지 첫 화면에서 15 버전이 정식 배포되었다는것을 알게 되었다. Release note : https://www.postgresql.org/about/news/postgresql-15-released-2526/ PostgreSQL 15 Released! **October 13, 2022** - The PostgreSQL Global Development Group today announced the release of [PostgreSQL 15](https://www.postgresql.org/docs/15/release-15.html), the latest version of … www.postgresql.org WAL file 압축, Window function..