Finding Fragmentation script in SQL Server

select
object_schema_name(ps.object_id) as ObjectSchema,
object_name (ps.object_id) as ObjectName,
ps.object_id ObjectId,
i.name as IndexName,
ps.avg_fragmentation_in_percent,
ps.page_count
from sys.dm_db_index_physical_stats(db_id(), null, null, null, null) ps
inner join sys.indexes i
on i.object_id = ps.object_id and
i.index_id = ps.index_id
where
avg_fragmentation_in_percent > 5 -- reorganize and rebuild
and ps.index_id > 0
order by avg_fragmentation_in_percent desc