Explorer Functional Area (Master Data Manager)
Applies to: 
SQL Server - Windows only
Azure SQL Managed Instance
In the Explorer functional area, you can update data and work with hierarchies and collections.
Data Management
Attributes (Master Data Services)
Change the Attribute Type (MDS Add-in for Excel)
Members (Master Data Services)
Create a Leaf Member (Master Data Services)
Delete a Member or Collection (Master Data Services)
Reactivate a Member or Collection (Master Data Services)
Annotations (Master Data Services)
Transactions (Master Data Services)
Annotate a Transaction (Master Data Services)
Reverse a Transaction (Master Data Services)
Business Rules (Master Data Services)
Validate Specific Members against Business Rules (Master Data Services)
Hierarchies and Collections
Hierarchies (Master Data Services)
Collections (Master Data Services)
Add Members to a Collection (Master Data Services)
Delete a Member or Collection (Master Data Services)
Reactivate a Member or Collection (Master Data Services)