SELECT TOP 1000
--创建时间
QS.creation_time,
--查询语句
SUBSTRING(ST.text,(QS.statement_start_offset/2)+1,
((CASE QS.statement_end_offset WHEN -1 THEN DATALENGTH(st.text)
ELSE QS.statement_end_offset END - QS.statement_start_offset)/2) + 1
) AS statement_text,
--执行文本
ST.text,
--执行计划
QS.total_worker_time,
QS.last_worker_time,
QS.max_worker_time,
QS.min_worker_time
FROM
sys.dm_exec_query_stats QS
--关键字
CROSS APPLY
sys.dm_exec_sql_text(QS.sql_handle) ST
WHERE
--要查询的时间段
QS.creation_time BETWEEN '2018-02-01 23:00:00' AND '2018-02-02 12:00:00'
--关键字模糊查询
AND ST.text LIKE '%关键字%'
ORDER BY
QS.creation_time desc