On Wed, 08 Nov 2006 15:38:27 -0500, Francis wrote:
> If I do a select to get the log for this date 2006-01-01 :
> Select * from mytable where mydate => '2006-01-01' and mydate <=
> '2006-01-01'.
>
> Do you think is more faster to do on table with have only one date or is
> the same think if I do it on table whit all day ?
That is what indexes are for.
> And last question, if I do a group by, I think the group by is
> faster on column as type INT Vs Varchar ?
Not necessarily so.
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