psql: error: could not connect to server: could not connect to server: No such file or directory
Is the server running locally and accepting
connections on Unix domain socket "/tmp/.s.PGSQL.5432"?
通过升级postgresql的方法解决了这个问题
brew postgresql-upgrade-database
postgresql error /tmp/.s.PGSQL.5432
原文：https://www.cnblogs.com/iwangzheng/p/13489905.html