# 2021-11-09-12:13:00+0800 Modify user role

- Cause: https://jira.tidbcloud.com/browse/TCOC-186

Due to a bug, we should ensure that we have at least one admin (capable of login) before removing permissions.

- Operation:

``` sh
mysql> update users set role='owner' where email='frank.dai@pingcap.com';
```

- Impact:
Recover the role of root user to owner.

- Recovery operation:

N/A

- Time window:

2021-11-09 12:13 ~ 12:15 CST