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Performance of VIEW vs. SQL statement

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-上瘾入骨i
-上瘾入骨i 2020-12-15 07:22

I have a query that goes something like the following:

select  
from 
where 
and 

        
      
      
      

        

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                (楼主)
            
              
                  
    
                2020-12-15 07:58
              
    

            
    
            
    
              
              

    Regular (non indexes / materialized) Views are just aliases; they don't offer any performance advantages.  Selecting from a View generates exactly the same query plan as selecting directly from the table.
    
    
    
             
    
                                                        
    
            
    
            
    
              
                
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