Fast Row Counts

-- fast row counts
SELECT 
        S.name as schemaname,
        T.name as tablename,
        P.rows
FROM sys.partitions P 
INNER JOIN sys.tables T ON P.object_Id = T.object_id
INNER JOIN sys.schemas S ON T.schema_id = S.schema_id
WHERE P.index_id IN (0,1)
ORDER BY 1,2