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  • SQL监测语句


    SELECT top 20 qs.creation_time
    ,last_execution_time
    ,total_physical_reads
    ,total_logical_reads
    ,total_logical_writes,DB_NAME(dbid) dbname
    , execution_count
    --, total_worker_time
    ,last_worker_time
    --,substring(convert(char(23),DATEADD(ms,total_worker_time/1000,0),121),12,23) total_worker_time
    --, total_elapsed_time
    ,last_elapsed_time
    ,substring(convert(char(23),DATEADD(ms,total_elapsed_time/1000,0),121),12,23) total_elapsed_time
    --, total_elapsed_time / execution_count avg_elapsed_time
    ,substring(convert(char(23),DATEADD(ms,(total_elapsed_time / execution_count)/1000,0),121),12,23) avg_elapsed_time
    ,SUBSTRING(st.text, (qs.statement_start_offset/2) + 1,
    ((CASE statement_end_offset
    WHEN -1 THEN DATALENGTH(st.text)
    ELSE qs.statement_end_offset END
    - qs.statement_start_offset)/2) + 1) AS statement_text
    FROM sys.dm_exec_query_stats AS qs
    CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) st
    --ORDER BY execution_count desc 计划执行总次数
    --ORDER BY total_elapsed_time --计划执行总时长
    order by last_worker_time desc;--最近一次执行cpu 占用时长

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  • 原文地址:https://www.cnblogs.com/taiyonghai/p/5438051.html
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