SELECT(total_elapsed_time/execution_count)/1000N'平均时间ms', total_elapsed_time/1000N'总花费时间ms', total_worker_time/1000N'所用的CPU总时间ms', total_physical_reads N'物理读取总次数', total_logical_reads/execution_count N'每次逻辑读次数', total_logical_reads N'逻辑读取总次数', total_l...
1SELECT(total_elapsed_time/execution_count)/1000N'平均时间ms'2, total_elapsed_time/1000N'总花费时间ms'3, total_worker_time/1000N'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_elapsed_time / execution_count)/1000 N'平均时间ms' ,total_elapsed_time/1000 N'总花费时间ms' ,total_worker_time/1000 N'所用的CPU总时间ms' ,total_physical_reads N'物理读取总次数' ,total_logical_reads/execution_count N'每次逻辑读次数' ,total_logical_reads N'逻辑读取总次数' ,total...
,CONVERT(DECIMAL(5, 2), er.[percent_complete]) AS [Complete_Percent] ,CONVERT(DECIMAL(38, 2), er.[total_elapsed_time] / 60000.00) AS [ElapsedTime_m] ,CONVERT(DECIMAL(38, 2), er.[estimated_completion_time] / 60000.00) AS [EstimatedCompletionTime_m] ,er.[last_wait_type] [LastWait]...
ORDER BY total_elapsed_time / execution_count DESC; 如果想对SQL作筛选,可将 not like ‘%fetch%’ 换成 like '%user%'就可以找出SQL语句中含有user关键字的SQL 2 找出执行最慢的SQL语句(适用于SQL SERVER 2005及其以上版本) SELECT (total_elapsed_time / execution_count)/1000 N’平均时间ms’ ...
ORDER BY total_elapsed_time / execution_count DESC; 如果想对SQL作筛选,可将 not like '%fetch%' 换成 like '%user%'就可以找出SQL语句中含有user关键字的SQL 2 找出执行最慢的SQL语句(适用于SQL SERVER 2005及其以上版本) SELECT (total_elapsed_time / execution_count)/1000 N'平均时间ms' ...
但是,SQLServer的sys.dm_exec_query_stats视图提供了SQL即时的运行统计信息(我们主要关注execution_count,total_elapsed_time,total_logical_reads,total_physical_reads这四个指标),这些统计信息是不断增长的,并且这些统计信息极有可能从缓存中换出。也就是说,如果某个SQL的统计信息不从缓存中换出,那么这些统计项的...
AS [avg_elapsed_time] , d.last_elapsed_time/1000000 AS last_elapsed_time, d.execution_count , d.total_physical_reads , d.last_physical_reads , d.total_logical_writes , d.last_logical_reads , et.text SQLText , eqp.query_plan executionplan ...
( total_elapsed_time / 1000 ) / execution_count AS avg_elapsed_time_ms , qp.query_plan FROM sys.dm_exec_query_stats qs CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) st CROSS APPLY sys.dm_exec_query_plan(qs.plan_handle) qp ORDER BY total_worker_time DESC ---查找对CPU消耗最大...
blocking_query.total_elapsed_time AS blocking_elapsed_time, GETDATE() FROM sys.dm_exec_requests blocked_query JOIN sys.dm_exec_requests blocking_query ON blocked_query.blocking_session_id = blocking_query.session_id CROSS APPLY ( SELECT * ...