Execution plans of a Query


/*
This query is useful when we see a particular stored procedure or query plans
showing null, Then we can run the below query to finout the execution plan of that
particular query
*/
SELECT (SELECT TOP 1 SUBSTRING(sql_text.text,statement_start_offset / 2+1 , 
       ((CASE WHEN statement_end_offset = -1 
         THEN (LEN(CONVERT(nvarchar(max),sql_text.text)) * 2)
         ELSE statement_end_offset END)  - statement_start_offset) / 2+1))  AS text,
        cast(txt_query_plan.query_plan as xml) query_plan
FROM sys.dm_exec_query_stats AS Query_Stats
CROSS APPLY sys.dm_exec_sql_text(sql_handle) AS sql_text
cross apply sys.dm_exec_text_query_plan (plan_handle, statement_start_offset, statement_end_offset) txt_query_plan

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