- 类别：
:doc:`/sql-reference/functions-system`（系统控制）
SYSTEM$DEREGISTER_CMK_INFO¶
Cancels registration of your currently-registered customer-managed key (CMK) for use with Tri-Secret Secure.
语法¶
SYSTEM$DEREGISTER_CMK_INFO();
实参¶
无。
返回¶
Returns a status message to system administrators stating that registration of your current CMK is cancelled.
访问控制要求¶
只有账户管理员（具有 ACCOUNTADMIN 角色的用户）才能调用此函数。
示例¶
De-register your CMK for your Snowflake account:
SELECT SYSTEM$DEREGISTER_CMK_INFO();