PostgreSQL 13 データベースの名前変更

psql --user myuser postgres

ALTER DATABASE mydatabase RENAME TO new_mydatabase;

• https://www.postgresql.jp/document/13/html/sql-alterdatabase.html
• https://www.postgresql.org/docs/13/sql-alterdatabase.html
• https://www.postgresqltutorial.com/postgresql-rename-database/