PostgreSQL列舉所有的表空間及schema及角色
阿新 • • 發佈：2019-02-08
highgo=# \db --列舉出所有的表空間
List of tablespaces
Name | Owner | Location
------------+--------+----------
pg_default | highgo |
pg_global | highgo |
(2 rows)
highgo=# \dn ----列舉出所有的schema
List of schemas
Name | Owner
----------------+--------
hgdb_catalog | highgo
oracle_catalog | highgo
public | highgo
(3 rows)
highgo=# \du 列舉出所有的角色或使用者
List of roles
Role name | Attributes | Member of
-----------+------------------------------------------------+-----------
highgo | Superuser, Create role, Create DB, Replication | {}
highgo=# create role aaaa;
CREATE ROLE
highgo=# \dn
List of schemas
Name | Owner
----------------+--------
hgdb_catalog | highgo
oracle_catalog | highgo
public | highgo
(3 rows)
highgo=# \du
List of roles
Role name | Attributes | Member of
-----------+------------------------------------------------+-----------
aaaa | Cannot login | {}
highgo | Superuser, Create role, Create DB, Replication | {}
highgo=# create schema aaa;
CREATE SCHEMA
highgo=#
highgo=# \du
List of roles
Role name | Attributes | Member of
-----------+------------------------------------------------+-----------
aaaa | Cannot login | {}
highgo | Superuser, Create role, Create DB, Replication | {}
highgo=# \dn
List of schemas
Name | Owner
----------------+--------
aaa | highgo
hgdb_catalog | highgo
oracle_catalog | highgo
public | highgo
(4 rows)
List of tablespaces
Name | Owner | Location
------------+--------+----------
pg_default | highgo |
pg_global | highgo |
(2 rows)
highgo=# \dn ----列舉出所有的schema
List of schemas
Name | Owner
----------------+--------
hgdb_catalog | highgo
oracle_catalog | highgo
public | highgo
(3 rows)
highgo=# \du 列舉出所有的角色或使用者
List of roles
Role name | Attributes | Member of
-----------+------------------------------------------------+-----------
highgo | Superuser, Create role, Create DB, Replication | {}
highgo=# create role aaaa;
CREATE ROLE
highgo=# \dn
List of schemas
Name | Owner
----------------+--------
hgdb_catalog | highgo
oracle_catalog | highgo
public | highgo
(3 rows)
highgo=# \du
List of roles
Role name | Attributes | Member of
-----------+------------------------------------------------+-----------
aaaa | Cannot login | {}
highgo | Superuser, Create role, Create DB, Replication | {}
highgo=# create schema aaa;
CREATE SCHEMA
highgo=#
highgo=# \du
List of roles
Role name | Attributes | Member of
-----------+------------------------------------------------+-----------
aaaa | Cannot login | {}
highgo | Superuser, Create role, Create DB, Replication | {}
highgo=# \dn
List of schemas
Name | Owner
----------------+--------
aaa | highgo
hgdb_catalog | highgo
oracle_catalog | highgo
public | highgo
(4 rows)