sql查询统计

其他 2018-10-23 21:45:00 阅读次数: 0

SELECT TOP 50
(select text from sys.dm_exec_sql_text(sql_handle)) as [SQL]
, CAST( ((qs.total_elapsed_time / 1000000.0)/qs.execution_count) AS DECIMAL(28,2) ) AS [平均消耗秒数]
, qs.last_execution_time AS [最后执行时间]
, CAST(qs.last_elapsed_time / 1000000.0 AS DECIMAL(28, 2)) AS [最后完成消耗秒数]
, CAST(qs.min_elapsed_time / 1000000.0 AS DECIMAL(28, 2)) AS [最小消耗秒数]
, CAST(qs.max_elapsed_time / 1000000.0 AS DECIMAL(28, 2)) AS [最大消耗秒数]
, CAST(qs.total_elapsed_time / 1000000.0 AS DECIMAL(28, 2)) AS [总消耗秒数]
, (qs.execution_count) AS [总执行次数]
, creation_time AS [编译计划的时间]
, qs.*
from sys.dm_exec_query_stats qs
ORDER BY qs.last_elapsed_time DESC


https://www.cnblogs.com/Frank99/p/5951118.html

适应用环境:SQL2008 R2、SQL2012、SQL2014

[sql] view plaincopy
--语句1：获取前20逻辑读取次数或逻辑写入次数或CPU 时间
SELECT TOP 20 SUBSTRING(qt.TEXT, (qs.statement_start_offset/2)+1,
((CASE qs.statement_end_offset
WHEN -1 THEN DATALENGTH(qt.TEXT)
ELSE qs.statement_end_offset
END - qs.statement_start_offset)/2)+1),
qs.execution_count,
qs.total_logical_reads, qs.last_logical_reads,
qs.total_logical_writes, qs.last_logical_writes,
qs.total_worker_time,
qs.last_worker_time,
qs.total_elapsed_time/1000000 total_elapsed_time_in_S,
qs.last_elapsed_time/1000000 last_elapsed_time_in_S,
qs.last_execution_time,
qp.query_plan
FROM sys.dm_exec_query_stats qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) qt
CROSS APPLY sys.dm_exec_query_plan(qs.plan_handle) qp
ORDER BY qs.total_logical_reads DESC -- 逻辑读取次数
--ORDER BY qs.total_logical_writes DESC -- 逻辑写入次数
--ORDER BY qs.total_worker_time DESC -- CPU 时间


--语句2：获取前20执行的 SP 命令的总工作时间 （CPU 压力）
SELECT TOP 20 qt.text AS 'SP Name', qs.total_worker_time AS 'TotalWorkerTime',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.execution_count AS 'Execution Count',
ISNULL(qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()), 0) AS 'Calls/Second',
ISNULL(qs.total_elapsed_time/qs.execution_count, 0) AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache'
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY qs.total_worker_time DESC

--语句3： 获取前20 执行的 SP 命令逻辑写入/分钟
SELECT TOP 20 qt.text AS 'SP Name', qs.total_logical_writes, qs.total_logical_writes/qs.execution_count AS 'AvgLogicalWrites',
qs.total_logical_writes/DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Logical Writes/Min',
qs.execution_count AS 'Execution Count',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes, qs.total_physical_reads,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache',
qs.total_physical_reads/qs.execution_count AS 'Avg Physical Reads', qt.dbid
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY qs.total_logical_writes DESC

--语句4： 获取前20执行的 SP 命令的逻辑读取（内存压力）
SELECT TOP 20 qt.text AS 'SP Name', total_logical_reads,
qs.execution_count AS 'Execution Count', total_logical_reads/qs.execution_count AS 'AvgLogicalReads',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.total_logical_writes,
qs.max_logical_reads, qs.max_logical_writes, qs.total_physical_reads,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache', qt.dbid
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY total_logical_reads DESC

--语句5： 获取前20执行的 SP 命令由物理读取 （读取 I/O 压力）
SELECT TOP 20 qt.text AS 'SP Name', qs.total_physical_reads, qs.total_physical_reads/qs.execution_count AS 'Avg Physical Reads',
qs.execution_count AS 'Execution Count',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache', qt.dbid
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY qs.total_physical_reads DESC

--语句6： 获取前20执行的 SP 命令执行计数
SELECT TOP 20 qt.text AS 'SP Name', qs.execution_count AS 'Execution Count',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes, qs.total_physical_reads,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache'
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- Filter by current database
ORDER BY qs.execution_count DESC

查看10秒时间内存储过程执行次数和CPU时间
[sql] view plaincopy在CODE上查看代码片派生到我的代码片
SELECT DB_NAME(st.dbid) DBName
,OBJECT_SCHEMA_NAME(st.objectid,dbid) SchemaName
,OBJECT_NAME(st.objectid,dbid) StoredProcedure
,max(cp.usecounts) Execution_count
,sum(qs.total_worker_time) total_cpu_time
,sum(qs.total_worker_time) / (max(cp.usecounts) * 1.0) avg_cpu_time
into #temp
FROM sys.dm_exec_cached_plans cp join sys.dm_exec_query_stats qs on cp.plan_handle = qs.plan_handle
CROSS APPLY sys.dm_exec_sql_text(cp.plan_handle) st
where DB_NAME(st.dbid) is not null and cp.objtype = 'proc'
group by DB_NAME(st.dbid),OBJECT_SCHEMA_NAME(objectid,st.dbid), OBJECT_NAME(objectid,st.dbid)
order by sum(qs.total_worker_time) desc

WAITFOR DELAY '00:00:10'

SELECT DB_NAME(st.dbid) DBName
,OBJECT_SCHEMA_NAME(st.objectid,dbid) SchemaName
,OBJECT_NAME(st.objectid,dbid) StoredProcedure
,max(cp.usecounts) Execution_count
,sum(qs.total_worker_time) total_cpu_time
,sum(qs.total_worker_time) / (max(cp.usecounts) * 1.0) avg_cpu_time
into #temp2
FROM sys.dm_exec_cached_plans cp join sys.dm_exec_query_stats qs on cp.plan_handle = qs.plan_handle
CROSS APPLY sys.dm_exec_sql_text(cp.plan_handle) st
where DB_NAME(st.dbid) is not null and cp.objtype = 'proc'
group by DB_NAME(st.dbid),OBJECT_SCHEMA_NAME(objectid,st.dbid), OBJECT_NAME(objectid,st.dbid)
order by sum(qs.total_worker_time) desc

SELECT a.DBNAMe, a.SchemaName, a.StoredProcedure,
b.Execution_count - a.Execution_count as ExecCnt,
b.total_cpu_time - a.total_cpu_time as CPU
FROM #temp a inner join #temp2 b on a.DBName = b.DBname and a.SchemaName = b.SchemaName and a.StoredProcedure = b.StoredProcedure
ORDER BY 5 desc

drop table #temp
drop table #temp2
　　

适用环境:SQL2008 R2、SQL2012、SQL2014
[sql] view plaincopy
--语句1：获取前20逻辑读取次数或逻辑写入次数或CPU 时间
SELECT TOP 20 SUBSTRING(qt.TEXT, (qs.statement_start_offset/2)+1,
((CASE qs.statement_end_offset
WHEN -1 THEN DATALENGTH(qt.TEXT)
ELSE qs.statement_end_offset
END - qs.statement_start_offset)/2)+1),
qs.execution_count,
qs.total_logical_reads, qs.last_logical_reads,
qs.total_logical_writes, qs.last_logical_writes,
qs.total_worker_time,
qs.last_worker_time,
qs.total_elapsed_time/1000000 total_elapsed_time_in_S,
qs.last_elapsed_time/1000000 last_elapsed_time_in_S,
qs.last_execution_time,
qp.query_plan
FROM sys.dm_exec_query_stats qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) qt
CROSS APPLY sys.dm_exec_query_plan(qs.plan_handle) qp
ORDER BY qs.total_logical_reads DESC -- 逻辑读取次数
--ORDER BY qs.total_logical_writes DESC -- 逻辑写入次数
--ORDER BY qs.total_worker_time DESC -- CPU 时间


--语句2：获取前20执行的 SP 命令的总工作时间 （CPU 压力）
SELECT TOP 20 qt.text AS 'SP Name', qs.total_worker_time AS 'TotalWorkerTime',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.execution_count AS 'Execution Count',
ISNULL(qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()), 0) AS 'Calls/Second',
ISNULL(qs.total_elapsed_time/qs.execution_count, 0) AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache'
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY qs.total_worker_time DESC

--语句3： 获取前20 执行的 SP 命令逻辑写入/分钟
SELECT TOP 20 qt.text AS 'SP Name', qs.total_logical_writes, qs.total_logical_writes/qs.execution_count AS 'AvgLogicalWrites',
qs.total_logical_writes/DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Logical Writes/Min',
qs.execution_count AS 'Execution Count',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes, qs.total_physical_reads,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache',
qs.total_physical_reads/qs.execution_count AS 'Avg Physical Reads', qt.dbid
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY qs.total_logical_writes DESC

--语句4： 获取前20执行的 SP 命令的逻辑读取（内存压力）
SELECT TOP 20 qt.text AS 'SP Name', total_logical_reads,
qs.execution_count AS 'Execution Count', total_logical_reads/qs.execution_count AS 'AvgLogicalReads',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.total_logical_writes,
qs.max_logical_reads, qs.max_logical_writes, qs.total_physical_reads,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache', qt.dbid
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY total_logical_reads DESC

--语句5： 获取前20执行的 SP 命令由物理读取 （读取 I/O 压力）
SELECT TOP 20 qt.text AS 'SP Name', qs.total_physical_reads, qs.total_physical_reads/qs.execution_count AS 'Avg Physical Reads',
qs.execution_count AS 'Execution Count',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache', qt.dbid
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- 当前数据库
ORDER BY qs.total_physical_reads DESC

--语句6： 获取前20执行的 SP 命令执行计数
SELECT TOP 20 qt.text AS 'SP Name', qs.execution_count AS 'Execution Count',
qs.execution_count/DATEDIFF(Second, qs.creation_time, GetDate()) AS 'Calls/Second',
qs.total_worker_time/qs.execution_count AS 'AvgWorkerTime',
qs.total_worker_time AS 'TotalWorkerTime',
qs.total_elapsed_time/qs.execution_count AS 'AvgElapsedTime',
qs.max_logical_reads, qs.max_logical_writes, qs.total_physical_reads,
DATEDIFF(Minute, qs.creation_time, GetDate()) AS 'Age in Cache'
FROM sys.dm_exec_query_stats AS qs
CROSS APPLY sys.dm_exec_sql_text(qs.sql_handle) AS qt
WHERE qt.dbid = db_id() -- Filter by current database
ORDER BY qs.execution_count DESC

查看10秒时间内存储过程执行次数和CPU时间

[sql] view plaincopy在CODE上查看代码片派生到我的代码片
SELECT DB_NAME(st.dbid) DBName
,OBJECT_SCHEMA_NAME(st.objectid,dbid) SchemaName
,OBJECT_NAME(st.objectid,dbid) StoredProcedure
,max(cp.usecounts) Execution_count
,sum(qs.total_worker_time) total_cpu_time
,sum(qs.total_worker_time) / (max(cp.usecounts) * 1.0) avg_cpu_time
into #temp
FROM sys.dm_exec_cached_plans cp join sys.dm_exec_query_stats qs on cp.plan_handle = qs.plan_handle
CROSS APPLY sys.dm_exec_sql_text(cp.plan_handle) st
where DB_NAME(st.dbid) is not null and cp.objtype = 'proc'
group by DB_NAME(st.dbid),OBJECT_SCHEMA_NAME(objectid,st.dbid), OBJECT_NAME(objectid,st.dbid)
order by sum(qs.total_worker_time) desc

WAITFOR DELAY '00:00:10'

SELECT DB_NAME(st.dbid) DBName
,OBJECT_SCHEMA_NAME(st.objectid,dbid) SchemaName
,OBJECT_NAME(st.objectid,dbid) StoredProcedure
,max(cp.usecounts) Execution_count
,sum(qs.total_worker_time) total_cpu_time
,sum(qs.total_worker_time) / (max(cp.usecounts) * 1.0) avg_cpu_time
into #temp2
FROM sys.dm_exec_cached_plans cp join sys.dm_exec_query_stats qs on cp.plan_handle = qs.plan_handle
CROSS APPLY sys.dm_exec_sql_text(cp.plan_handle) st
where DB_NAME(st.dbid) is not null and cp.objtype = 'proc'
group by DB_NAME(st.dbid),OBJECT_SCHEMA_NAME(objectid,st.dbid), OBJECT_NAME(objectid,st.dbid)
order by sum(qs.total_worker_time) desc

SELECT a.DBNAMe, a.SchemaName, a.StoredProcedure,
b.Execution_count - a.Execution_count as ExecCnt,
b.total_cpu_time - a.total_cpu_time as CPU
FROM #temp a inner join #temp2 b on a.DBName = b.DBname and a.SchemaName = b.SchemaName and a.StoredProcedure = b.StoredProcedure
ORDER BY 5 desc

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