Find

[Thomas Flemming]

Hi Ruslan,


> 
> In C++ API we have this ...
exactly, what I was looking for :-)

But in Vnet there is only?
    Function FindValue(ByVal inValue As Object) As V4NET.IVBitSet
Can I pass an array of values here as well?

 > BTW, I always was going to ask you.
 >     if you need speed so much ,,, then C++ is best choice.
One day I will give it a try, if I found some time ;-)


Best Regards,
Tom






> 
> 
>     // -----------------
>     // Search Ranges:                             
> 
>                             /** Returns a result of search in Range 
> {inLeftValue,inRightValue}. */
> virtual    BitSet_Ptr            FindRange(
>                                 Const_Range_Ptr     inRange,
>                                 Const_BitSet_Ptr     inSelection = NULL,
>                                 ESearch                inSearchPref = 
> kPreferIndexed  ) const = 0;
>     
>                             /** Returns a result of search in Range 
> {inLeftValue,inRightValue}
>                                  as ArraySet. Usefull if it is known 
> that we will find not many
>                                  records. */
> virtual    ArraySet_Ptr        FindRangeAsArraySet(
>                                 Const_Range_Ptr     inRange,
>                                 Const_BitSet_Ptr     inSelection = NULL,
>                                 ulong                ioLimitCount = 
> ulong_max,
>                                 ESearch                inSearchPref = 
> kPreferIndexed  ) const = 0;
>                                 
>     // -----------------
>     // OR Searches:                             
> 
>                             /** Returns a result of search for a given 
> array of values.
>                                 This is very useful for searches of kind
>                                         fld in (v1, v2, v3, v4)
>                                         fld = v1 or fld = v2 or fld = v3 
> or ...
>                                 @param inValues - array of values. */
> virtual BitSet_Ptr            FindValues(
>                                 ArrayOfValues_Ptr     inValues = NULL,
>                                 Const_BitSet_Ptr     inSelection = NULL,
>                                 ESearch                inSearchPref = 
> kPreferIndexed  ) const = 0;
> 
>                             /** Returns a result of search for array of 
> Ranges.
>                                 This is useful for queries as
>                                     (f < 0) or (f > 5 and f < 7) or (f > 
> 9).    */
> virtual    BitSet_Ptr            FindRanges(
>                                 ArrayOfRanges_Ptr     inRanges,
>                                 Const_BitSet_Ptr     inSelection = NULL,
>                                 ESearch                inSearchPref = 
> kPreferIndexed  ) const = 0;
> 
>                             /** Another special function for OR 
> searches. Should be used in case
>                                 we have MIXED -- values and ranges 
> joined by OR.
>                                     f1 = 5 or f1 = 7 or (f1 > 10 and f1 
> < 20) */
> virtual    BitSet_Ptr            FindValuesAndRanges(
>                                 ArrayOfValues_Ptr     inValues,
>                                 ArrayOfRanges_Ptr     inRanges,
>                                 Const_BitSet_Ptr     inSelection = NULL,
>                                 ESearch                inSearchPref = 
> kPreferIndexed  ) const = 0;
> 
> 
> 
> 
> -- 
> Best regards,
> 
> Ruslan Zasukhin
> VP Engineering and New Technology
> Paradigma Software, Inc
> 
> Valentina - Joining Worlds of Information
> http://www.paradigmasoft.com
> 
> [I feel the need: the need for speed]
> 
> 
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> 4148 (20090611) __________
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> 
> ------------------------------------------------------------------------
> 
> _______________________________________________
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> Valentina at lists.macserve.net
> http://lists.macserve.net/mailman/listinfo/valentina
> 
> 
> 
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> 
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> 
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-- 
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**   Software Development
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