查看SQLServer最耗资源时间的SQL语句

 1 SELECT (total_elapsed_time / execution_count) / 1000 N'平均时间ms'
 2      , total_elapsed_time / 1000                     N'总花费时间ms'
 3      , total_worker_time / 1000                      N'所用的CPU总时间ms'
 4      , total_physical_reads                          N'物理读取总次数'
 5      , total_logical_reads / execution_count         N'每次逻辑读次数'
 6      , total_logical_reads                           N'逻辑读取总次数'
 7      , total_logical_writes                          N'逻辑写入总次数'
 8      , execution_count                               N'执行次数'
 9      , SUBSTRING(st.text, (qs.statement_start_offset / 2) + 1
10     , ((CASE statement_end_offset
11             WHEN -1 THEN DATALENGTH(st.text)
12             ELSE qs.statement_end_offset END
13             - qs.statement_start_offset) / 2) + 1)   N'执行语句'
14      , creation_time                                 N'语句编译时间'
15      , last_execution_time                           N'上次执行时间'
16 FROM sys.dm_exec_query_stats AS qs
17          CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) st
18 WHERE SUBSTRING(st.text, (qs.statement_start_offset / 2) + 1,
19                 ((CASE statement_end_offset
20                       WHEN -1 THEN DATALENGTH(st.text)
21                       ELSE qs.statement_end_offset END
22                     - qs.statement_start_offset) / 2) + 1) not like 'fetch%'
23 ORDER BY total_elapsed_time / execution_count DESC;  

标签：qs,time,text,offset,SQLServer,最耗,statement,SQL,total
来源： https://www.cnblogs.com/iHey/p/16290959.html