ambari 下postgresql 命令

1.切換用戶

[root@master scripts]# su - postgres
-bash-4.1

  2.登陸postpostgresql控制檯

-bash-4.1$ psql

postgres=#

3. 進入ambari庫

postgres=# \c ambari
ambari=#

4.授予ambari用戶對ambari庫的權限 

ambari=# grant postgres to ambari;

GRANT ROLE

ambari=# grant all privileges on database ambari to ambari;

GRANT

5.退出 

ambari=# \q

 6.重新使用amabri用戶進入postgresql(默認密碼bigdata)

 [root@master scripts]# su - postgres
-bash-4.1$ psql -U ambari
Password for user ambari:
psql (8.4.20)
Type "help" for help.

ambari=>

7.列舉數據庫

 ambari=> \l

 8.列舉表

ambari=> \dt

9.查看錶結構

ambari=> \d users

10.Select查詢

ambari=> select * from host_version;

11.切換數據庫

ambari=>\c dbName