V4RB2 vLink

[erne]

on 29-12-2004 20:28, Ruslan Zasukhin at sunshine at public.kherson.ua wrote:

>> after all we are required to know the Index order of linked tables if
>> we must link records by:
>> vLink.LinkRecords( inRecIDs() as Integer )
> 
> Agree. Index of table is strict thing.
> It correspond to the order of creation.
> 
>> anyway, to specify the 2nd table seems redundant as we have:
>> vLink.DeleteLinkedRecords( inRecID as Integer, inTableA as VTable )
>> vLink.DeleteAllLinkedRecords( inTableA as VTable )
>> 
>> so it should be enough:
>> vLink.FindLinked( inRecID as Integer, inTableA as [VTable or Integer] )
>> as VSet
> 
> I see your point...and
> 
>> unless vLink will be able to link more than 2 tables in the future
> 
> Exactly! Bingo! :-)
> 
>> in which case the LinkRecords, DeleteLinkedRecords and
>> DeleteAllLinkedRecords methods must be updated
> 
> NO. because when link will have 3 branches, I still can say
> 
> vLink.DeleteAllLinkedRecords( inTableA as VTable )
> 
> And this means break links to ALL linked tables of TableA.
> 

still

vLink.LinkRecords( inRecIDs() as Integer )

remains not consistent... it does not give way to specify link direction
should be

vLink.LinkRecords( inRecIDs() as Integer, inTableA as VTable, inTableB as
VTable )

just like in the vLink.FindLinked syntax



Cool Runnings,
Erne.
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| e r |  Ernesto Giannotta
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