DECLARE @objtable TABLE
(
dbname VARCHAR(100) NULL,
SizeMB INT
)

insert into @objtable
exec sp_msforeachdb
‘use [?];
SELECT ”?”, MAX(TotalSpaceMB) as MaxObjSizeMB
FROM (
SELECT
t.NAME AS TableName,
i.name as indexName,
(sum(a.total_pages) * 8) / 1024 as TotalSpaceMB
FROM
sys.tables t
INNER JOIN
sys.indexes i ON t.OBJECT_ID = i.object_id
INNER JOIN
sys.partitions p ON i.object_id = p.OBJECT_ID AND i.index_id = p.index_id
INNER JOIN
sys.allocation_units a ON p.partition_id = a.container_id
WHERE
t.NAME NOT LIKE ”dt%” AND
i.OBJECT_ID > 255 AND
i.index_id <= 1 AND ''?'' <> ”TEMPDB”
GROUP BY
t.NAME, i.object_id, i.index_id, i.name ) as Tab’

select * from @objtable order by SizeMB desc