# `PARMS::` Using Database Built-in Roles (TiDB Serverless)
![`smart`](TiDBCloudServerelssUserAndRole_aa_001_20231030.png)
+ Database Admin
  + Manage all schemas and have read and write access to all schemas
+ Database Read-Write
  + Read and write access to all schemas
+ Database Read-Only
  + Read access to all schemas
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