ambari 下postgresql 命令

1.切换用户

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

  2.登陆postpostgresql控制台

-bash-4.1$ psql

postgres=#

3. 进入ambari库

postgres=# \c ambari
ambari=#

4.授予ambari用户对ambari库的权限 

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用户进入postgresql(默认密码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.列举数据库

 ambari=> \l

 8.列举表

ambari=> \dt

9.查看表结构

ambari=> \d users

10.Select查询

ambari=> select * from host_version;

11.切换数据库

ambari=>\c dbName