# 身份认证与访问控制
[资源访问控制（IAM权限控制）](https://support.huaweicloud.com/productdesc-dws/dws_01_0044.html)
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[数据库访问实现权限分层](https://support.huaweicloud.com/productdesc-dws/dws_01_0045.html)
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[GRANT授权和REVOKE撤销授权](https://support.huaweicloud.com/productdesc-dws/dws_01_0046.html)
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[行级访问控制](https://support.huaweicloud.com/productdesc-dws/dws_01_0049.html)
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