Thanks Geoff
Yup it seems custom properties are the way to go. The program will be
standalone but I will create my own file type and use document stacks for
data storage. Hence the DDE questions. The 2 to 4 GB limit is huge.
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Geoff Canyon
> Sent: Thursday, 25 January 2001 3:13 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Custom Property Storage
>
>
> At 3:13 PM +1030 1/23/01, Monte Goulding wrote:
> >I posted a question to this list asking about storage capacity of custom
> >properties. Still interested by the way. I just have tested for
> double the
> >capacity that I need and the property held 80,000 characters
> whithout even a
> >whince. I have tested fields to 4,000,000,000 characters before
> which worked
> >whilst bloating the file. unless someone tells me otherwise then
> I'll assume
> >that CP's have the same bottomless nature.
> >
> >I just thought i'd let anyone know that hasn't tested this
> before that for
> >some reason the way the data is stored in a CP is cheaper in
> terms of disk
> >space than in a field. Here are the stats:
> >
> >Base file: 35 KB
> >80,000 chars in a test field: over 250 KB
> >the same 80,000 chars in a CP: 108 KB
>
> I believer there is no practical limit to custom properties. They
> live inside a theoretical limit along with everything else that if
> memory serves is either two gigabytes or four.
>
> I'd guess the difference is style information. Fields store the text
> style, etc., while custom properties store only the actual data.
>
> For your requirements, you should definitely go with custom
> properties -- unless you plan to make changes and store them, and to
> build this into a standalone. In that case it gets more complex,
> because you can't save into a running application. The way to solve
> this is to store the data in an external file. The file can either be
> a text file you read in, or a stack that you open. Which is better
> has been debated on this list several times, check the archive if
> your curious. (my preference is a stack except for _very_ simple
> purposes)
>
> gc
>
>
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