[SQL] emulating sub-queries and search prformances

Ruslan Zasukhin sunshine at public.kherson.ua
Mon Mar 31 18:31:46 CST 2003


on 3/31/03 5:40 PM, Antoine Beyeler at globule at vtx.ch wrote:

> I'm working with VDK_Text method, and I couldn't find how to obtain a
> BitSet with a one word index based query.
> 
> bitSet = text.Find("MAN");
> bitSet->GetCount();
> 
> gives 0 results, while
> 
> bitSet = text.SearchLike("MAN");
> 
> gives the correct amount of result, but is very slow since it is not
> index based.
> 
> With VDK_String, "Find" is working well. In short, the "Find" function
> seems not to be implemented in VDK_Text, which is a major problem  for
> me. Can you think of a workaround??

It must work, because Valentina SQL can do this, correct?

I will look into sources now

-- 
Best regards,
Ruslan Zasukhin      [ I feel the need...the need for speed ]
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