SQLServer: Find Top CPU and IO intensive queries

SELECT TOP 50

[Avg. MultiCore/CPU time(sec)] = qs.total_worker_time / 1000000 / qs.execution_count,

[Total MultiCore/CPU time(sec)] = qs.total_worker_time / 1000000,

[Avg. Elapsed Time(sec)] = qs.total_elapsed_time / 1000000 / qs.execution_count,

[Total Elapsed Time(sec)] = qs.total_elapsed_time / 1000000,

qs.execution_count,

[Avg. I/O] = (total_logical_reads + total_logical_writes) / qs.execution_count,

[Total I/O] = total_logical_reads + total_logical_writes,

Query = SUBSTRING(qt.[text], (qs.statement_start_offset / 2) + 1,

(

(

CASE qs.statement_end_offset

WHEN -1 THEN DATALENGTH(qt.[text])

ELSE qs.statement_end_offset

END - qs.statement_start_offset

) / 2

) + 1

),

Batch = qt.[text],

[DB] = DB_NAME(qt.[dbid]),

qs.last_execution_time,

qp.query_plan

FROM sys.dm_exec_query_stats AS qs

CROSS APPLY sys.dm_exec_sql_text(qs.[sql_handle]) AS qt

CROSS APPLY sys.dm_exec_query_plan(qs.plan_handle) AS qp

where qs.execution_count > 5 --more than 5 occurences

ORDER BY [Total MultiCore/CPU time(sec)] DESC