Subject:
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Re: wishing upon a star
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Newsgroups:
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lugnet.db.brictionary
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Date:
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Thu, 26 Aug 1999 05:11:51 GMT
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Viewed:
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2300 times
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On Wed, 25 Aug 1999 21:20:13 GMT, Larry Pieniazek <lar@voyager.net> wrote:
> Frank Filz wrote:
>
> > Taking that to the ultimate suggests even the TLG part number should not
> > be the key (which of course is already a known issue if you want to
> > account for color and/or printing).
>
> Precisely. It's not guaranteed to be unique and it has business meaning.
It's known to be not unique, there's a many-to-many relationship between
TLG numbers and unique mold-forms.
That is, the same number has been used for different parts (at least,
different versions of parts), and different numbers have been used for the
same part.
Steve
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Message has 1 Reply:
 | | Re: wishing upon a star
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| (...) For anyone that might not know this, Mold numbers are not unique. A mold is setup for all the parts and it makes more than 1 piece at a time. If you take the 2x4 brick mold, it could possibly do 8 bricks at a time which means each brick in the (...) (25 years ago, 26-Aug-99, to lugnet.db.brictionary)
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Message is in Reply To:
| | Re: wishing upon a star
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| (...) Precisely. It's not guaranteed to be unique and it has business meaning. Now, clearly, the underlying DB implementation should index on that column because we are likely to be doing a lot of lookups, but that is an optimization/implementation (...) (25 years ago, 25-Aug-99, to lugnet.db.brictionary)
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