mssql partitions table dist
select * from
(SELECT o.[name] obj_name, o.[type] obj_type, i.[name] idx_name, i.[index_id] idx_id, f.[name] file_grp FROM sys.indexes i
INNER JOIN sys.filegroups f ON i.data_space_id = f.data_space_id
INNER JOIN sys.all_objects o ON i.[object_id] = o.[object_id]
WHERE i.data_space_id = f.data_space_id
AND o.type = 'U' -- User Created Tables
) q1
where q1.file_grp like 'FG%'