The datasetnames in the master geodatabase to check out.
[Visual Basic .NET] Public ReadOnly Property COSourceData As IEnumName
[C#] public IEnumName COSourceData {get;}
Product Availability
Available with ArcGIS Desktop.
Remarks
You can specify the data to check-out using either the CODescription property or the COSourceData property.
If you set the COSourceData property, the default check-out filters are applied. If you set the CODescription property, the filters specified in the replica description are used.