Update from Sync Service

数据库知识库/工具脚本/Cpu 占用过高.md

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+SELECT TOP 10  
+total_worker_time/execution_count AS avg_cpu_cost, plan_handle,  
+execution_count,  
+(SELECT SUBSTRING(text, statement_start_offset/2 + 1,  
+(CASE WHEN statement_end_offset = -1  
+THEN LEN(CONVERT(nvarchar(max), text)) * 2  
+ELSE statement_end_offset  
+END - statement_start_offset)/2)  
+FROM sys.dm_exec_sql_text(sql_handle)) AS query_text  
+FROM sys.dm_exec_query_stats  
+ORDER BY [avg_cpu_cost] DESC