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brew install postgresql
initdb /usr/local/var/postgres -E utf8
postgres --version
postgres -D /usr/local/var/postgres
psql -l

brew services start postgresql
brew services stop postgresql
brew services restart postgresql
createuser -s -P postgres
createdb test_db
dropdb test_db

https://qiita.com/tamano/items/be43de7bb733ad38362c