SQLSERVER查詢執行計划

查詢SQL執行計划

SELECT s2.dbid,
    (SELECT TOP 1 SUBSTRING(s2.text,statement_start_offset / 2+1 ,
      ( (CASE WHEN statement_end_offset = -1
         THEN (LEN(CONVERT(nvarchar(max),s2.text)) * 2)
         ELSE statement_end_offset END)  - statement_start_offset) / 2+1))  AS sql_statement,
    execution_count,     plan_generation_num,     last_execution_time,       total_worker_time,     last_worker_time,     min_worker_time,
    max_worker_time,    total_physical_reads,     last_physical_reads,
    min_physical_reads,      max_physical_reads,      total_logical_writes,     last_logical_writes,     min_logical_writes,     max_logical_writes
FROM sys.dm_exec_query_stats AS s1
CROSS APPLY sys.dm_exec_sql_text(sql_handle) AS s2 
WHERE s2.objectid is null
ORDER BY s1.total_worker_time desc