You can create a subclient for content that have the same backup requirements. For example, you can create a subclient for content that you want to back up once a week.
From the navigation pane, click Protect > Applications > SharePoint.
The SharePoint page appears.
Click the documents server that contains the data that you want to back up.
The documents server page appears.
Click Add, and then click Add subclient.
The Add new subclient dialog box appears.
In the Subclient name box, enter a name for the subclient.
From the Server plan list, select the server plan to use for the subclient.
The Add content dialog box appears.
Select a database that you want to add to the subclient.