# CREATE GROUP
#### 功能描述
创建一个新用户组。
#### 注意事项
CREATE GROUP是CREATE ROLE的别名，非SQL标准语法，不推荐使用，建议用户直接使用CREATE ROLE替代。
#### 语法格式
```
CREATE GROUP group_name [ [ WITH ] option [ ... ] ] 
    [ ENCRYPTED | UNENCRYPTED ] { PASSWORD | IDENTIFIED BY } { 'password' [ EXPIRED ] | DISABLE };
```
其中可选项action子句语法为：
```
{SYSADMIN | NOSYSADMIN}
    | {MONADMIN | NOMONADMIN}
    | {OPRADMIN | NOOPRADMIN}
    | {POLADMIN | NOPOLADMIN}
    | {AUDITADMIN | NOAUDITADMIN}
    | {CREATEDB | NOCREATEDB}
    | {USEFT | NOUSEFT}
    | {CREATEROLE | NOCREATEROLE}
    | {INHERIT | NOINHERIT}
    | {LOGIN | NOLOGIN}
    | {REPLICATION | NOREPLICATION}
    | {VCADMIN | NOVCADMIN}
    | {PERSISTENCE | NOPERSISTENCE}
    | CONNECTION LIMIT connlimit
    | VALID BEGIN 'timestamp'
    | VALID UNTIL 'timestamp'
    
    | USER GROUP 'groupuser'
    | PERM SPACE 'spacelimit'
    | NODE GROUP logic_group_name
    | IN ROLE role_name [, ...]
    | IN GROUP role_name [, ...]
    | ROLE role_name [, ...]
    | ADMIN role_name [, ...]
    | USER role_name [, ...]
    | SYSID uid
    | DEFAULT TABLESPACE tablespace_name
    | PROFILE DEFAULT
    | PROFILE profile_name
    | PGUSER
```
#### 参数说明
请参考CREATE ROLE的[参数说明](https://support.huaweicloud.com/distributed-devg-v3-gaussdb/gaussdb-12-0534.html#ZH-CN_TOPIC_0000002200350074__zh-cn_topic_0000002235218677_zh-cn_topic_0059778189_s5a43ec5742a742089e2c302063de7fe4)。
#### 示例
```
--创建组my_group。
gaussdb=# CREATE GROUP my_group PASSWORD '*********';
--删除组。
gaussdb=# DROP GROUP my_group;
```
#### 相关链接
[ALTER GROUP](https://support.huaweicloud.com/distributed-devg-v3-gaussdb/gaussdb-12-0468.html#ZH-CN_TOPIC_0000002235270449)，[DROP GROUP](https://support.huaweicloud.com/distributed-devg-v3-gaussdb/gaussdb-12-0568.html#ZH-CN_TOPIC_0000002235270581)，[CREATE ROLE](https://support.huaweicloud.com/distributed-devg-v3-gaussdb/gaussdb-12-0534.html#ZH-CN_TOPIC_0000002200350074)