(postgres@[local]:5432)-[postgres]-#\l
List of databases
Name | Owner | Encoding | Collate | Ctype | Access privileges
-----------+----------+----------+-------------+-------------+-----------------------
alvindb | alvin | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 |
bldemo | postgres | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 |
mydb | pguser | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 | =Tc/pguser +
| | | | | pguser=C*T*c*/pguser
mydb1 | postgres | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 |
postgres | postgres | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 |
template0 | postgres | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 | =c/postgres +
| | | | | postgres=CTc/postgres
template1 | postgres | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 | =c/postgres +
| | | | | postgres=CTc/postgres
test | admin | UTF8 | zh_CN.UTF-8 | zh_CN.UTF-8 |
(8 rows)

(postgres@[local]:5432)-[postgres]-#\c mydb1
FATAL: database "mydb1" does not exist
DETAIL: The database subdirectory "base/32482" is missing.
Previous connection kept