ClickHouse/docs/zh/sql-reference/statements/alter/role.md

---
slug: /zh/sql-reference/statements/alter/role
sidebar_position: 46
sidebar_label: 角色
---

## 操作角色 {#alter-role-statement}

修改角色.

语法示例:

``` sql
ALTER ROLE [IF EXISTS] name1 [ON CLUSTER cluster_name1] [RENAME TO new_name1]
        [, name2 [ON CLUSTER cluster_name2] [RENAME TO new_name2] ...]
    [SETTINGS variable [= value] [MIN [=] min_value] [MAX [=] max_value] [CONST|READONLY|WRITABLE|CHANGEABLE_IN_READONLY] | PROFILE 'profile_name'] [,...]
```