【SQLSERVER】利用showplan_all查看SQL详细执行计划

USE AdventureWorks2012;  
GO  
SET SHOWPLAN_ALL ON;  
GO  
-- First query.  
SELECT BusinessEntityID   
FROM HumanResources.Employee  
WHERE NationalIDNumber = '509647174';  
GO  
-- Second query.  
SELECT BusinessEntityID, EmergencyContactID   
FROM HumanResources.Employee  
WHERE EmergencyContactID LIKE '1%';  
GO  
SET SHOWPLAN_ALL OFF;  
GO