>Hi All,
>
>I will create a datetime field. I'll save date and time to it. I need date and time and have filtering just date part. Should I create an index like;
>
>CONVERT(char(10),mydate,112)
>
>and use;
>vfp:
>xmydate=dtoc(date(),1)
>sql server:
>where convert(char(10),mydate,112)=?xmydate
>
>for performance
>
>or is just an index with mydate is enough for performance;
>
>vfp:
>xmydate=date()
>sql server:
>where mydate=?xmydate

If this guy is right, just index on the datetime field and then use FLOOR() to access the date part ---

http://www.bennadel.com/blog/122-Getting-Only-the-Date-Part-of-a-Date-Time-Stamp-in-SQL-Server.htm

I am going to try this out myself when I get a chance. Up to now I have always used DATEPART() or an unintuitive (to me) approach involving DATEADD().