Biml Language Reference
ExternalDatabaseFileGroupResource Element
AstExternalDatabaseFileGroupResourceNode is used for creating references to database file groups that have not been modeled in the Biml project.
  Attribute API Type Default Description
FileGroup String
Specifies the name of the filegroup to use to create this index. While the filegroup must be present on the database containing the parent table of the referencing index, the filegroup need not be modeled and referenceable within the Biml project.

[.NET API Property: FileGroup]

Collection Children
  Child API Type Description
    <Annotation />
This is a collection of annotation items that can be used to specify documentation, tags, or other information. Annotations are particularly useful for storing information about nodes that can be used by BimlScript code.

[.NET API Property: Annotations]