mmsql查看最近操作日志
2016-11-17 12:16
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SELECT TOP 2000 query_stats.query_hash AS "Query Hash",
Sum(Query_Stats.total_logical_Reads) as Total_Logical_Reads,
Sum(Query_Stats.total_physical_Reads) as Total_physical_Reads,
SUM(query_stats.total_worker_time) / SUM(query_stats.execution_count) AS "Avg CPU Time",
SUM(query_stats.execution_count) as CNT, SUM(query_stats.total_worker_time) as "Total CPU Time",
MIN(query_stats.statement_text) AS "Statement Text"
FROM
(SELECT QS.*,
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) as ST) as query_stats
GROUP BY query_stats.query_hash
ORDER BY 5 DESC;
Sum(Query_Stats.total_logical_Reads) as Total_Logical_Reads,
Sum(Query_Stats.total_physical_Reads) as Total_physical_Reads,
SUM(query_stats.total_worker_time) / SUM(query_stats.execution_count) AS "Avg CPU Time",
SUM(query_stats.execution_count) as CNT, SUM(query_stats.total_worker_time) as "Total CPU Time",
MIN(query_stats.statement_text) AS "Statement Text"
FROM
(SELECT QS.*,
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) as ST) as query_stats
GROUP BY query_stats.query_hash
ORDER BY 5 DESC;
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