sudo -u postgres psql ALTER USER postgres WITH PASSWORD 'postgres'; \q
忘記密碼/重置密碼: https://www.cnblogs.com/v5captain/p/14105368.html
PostgreSQL 創建數據庫 createdb -h localhost -p 5432 -U postgres tipdm_DB
PostgreSQL 刪除數據庫 dropdb -h localhost -p 5432 -U postgres tipdm_DB
