根据以上内容，本文建立了用户—角色映射表和角色授权表。

On the basis of the above resolution, the paper constructs user-role mapping table and role authorization table.

youdao

根据以上内容，本文建立了用户—角色映射表和角色授权表。

On the basis of the above resolution, the paper constructs user-role mapping table and role authorization table.

youdao