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:

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