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Teradata - On which column will you take primary index?




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asked mar September 20, 2014 06:38 AM  

On which column will you take primary index?


           

1 Answers



 
answered By vishnoiprem   0  
We can choose PI based on below criteria

1.Frequently using column.
2.Columns which have more unique value
3.Columns which are using in join clause
2.Not regularly changing column values
3.By default it takes as first column as PI
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