Queries taking longest elapsed time

SELECT TOP 100 qs.total_elapsed_time / qs.execution_count / 1000000.0 AS average_seconds

, qs.total_elapsed_time / 1000000.0 AS total_seconds

, qs.execution_count

, SUBSTRING (qt.text,qs.statement_start_offset/2

, (CASE WHEN qs.statement_end_offset = -1 THEN LEN(CONVERT(NVARCHAR(MAX), qt.text)) * 2 ELSE qs.statement_end_offset END - qs.statement_start_offset)/2) AS individual_query

, o.name AS object_name

, DB_NAME(qt.dbid) AS database_name

FROM sys.dm_exec_query_stats qs

CROSS APPLY

sys.dm_exec_sql_text(qs.sql_handle) as qt

LEFT OUTER JOIN

sys.objects o ON qt.objectid = o.object_id

WHERE qt.dbid = DB_ID()

ORDER

BY average_seconds DESC;