Home Page for the TeradataForum
 

Archives of the TeradataForum

Message Posted: Thu, 09 Jun 2011 @ 10:38:42 GMT


     
  <Prev Next>   <<First <Prev Next> Last>>  


Subj:   Re: Does Count(*) and count(1) has any difference?
 
From:   Barrow, Martin

If you are on TD13 or above, it will be fast as it takes the count from the cylinder index as opposed to scanning the table.



     
  <Prev Next>   <<First <Prev Next> Last>>  
 
 
 
 
 
 
 
 
  
  Top Home Privacy Feedback  
 
 
Copyright for the TeradataForum (TDATA-L), Manta BlueSky    
Copyright 2016 - All Rights Reserved    
Last Modified: 15 Jun 2023