text 从psql获取有关当前连接数据库和用户的信息

Posted 2021-04-30

/* to get information about current connection from psql */
\conninfo

/* list databases */
\l

/* list users */
\du

/* to change user, the '-' is substitute for current database */
\c - a_new_user

/* to change database and user */
\c a_new_database a_new_user

/* using SQL to get user info */
SELECT current_user;