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Re: [amibroker] conflicting database data



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Hi Ara,

Tuesday, March 11, 2003, 9:34:17 AM, you wrote:

AK> You might consider bringing both sets to Excel and compare with a
AK> simple subtraction...

Can you explain exactly how you would do that?  I'm afraid I don't
get it right off the bat.

Yuki

AK>    I am getting different results from a
AK> composite scan of an identical   set of stocks that reside in two
AK> different databases.  Visually, I   can see that fairly recent
AK> indicator values that go into the   composite scan have different
AK> values in the different databases, so   that is not surprising.
AK> What is surprising is that the indicator   values themselves do
AK> not match perfectly.

AK>   One database is very small, maintained by me by hand.  The other
AK>   database is updated daily via Downloadquotes.com.  (I can report that
AK>   their data is not always reliable, sadly.)  All of the stocks in the
AK>   small database are duplicated in the larger one, and there would be
AK>   absolutely no reason for any indicator or scan difference on
AK>   identical issues unless there are differences in the prices or volume
AK>   between the two databases.  This has to be it, doesn't it?

AK>   So, is there a way I can easily compare to Metastock-format data
AK>   files to see if there are any differences between them?

AK>   Yuki ^_^


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