# 用户和角色
[CREATE USER](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0186.html)
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[ALTER USER](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0149.html)
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[DROP USER](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0214.html)
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[CREATE ROLE](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0172.html)
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[ALTER ROLE](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0134.html)
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[SET ROLE](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0222.html)
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[DROP ROLE](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0203.html)
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[CREATE GROUP](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0164.html)
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[ALTER GROUP](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0127.html)
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[DROP GROUP](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0194.html)
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[DROP OWNED](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0198.html)
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