This page (revision-10) was last changed on 26-Nov-2021 10:22 by RForbes

This page was created on 26-Nov-2021 10:22 by Administrator

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Version Date Modified Size Author Changes ... Change note
10 26-Nov-2021 10:22 734 bytes RForbes to previous
9 26-Nov-2021 10:22 589 bytes RForbes to previous | to last NON-TRANSFERRABLE ==> NON-TRANSFERABLE
8 26-Nov-2021 10:22 589 bytes RForbes to previous | to last Non-transferrab ==> NON-TRANSFERRABLE
7 26-Nov-2021 10:22 589 bytes RForbes to previous | to last Non-transferrable ==> Non-transferrab
6 26-Nov-2021 10:22 589 bytes RForbes to previous | to last Non-transferrabl ==> NON-TRANSFERRABLE
5 26-Nov-2021 10:22 589 bytes RForbes to previous | to last Non-transferrable ==> Non-transferrabl
4 26-Nov-2021 10:22 589 bytes RForbes to previous | to last
3 26-Nov-2021 10:22 6 bytes RForbes to previous | to last
2 26-Nov-2021 10:22 559 bytes Administrator to previous | to last
1 26-Nov-2021 10:22 443 bytes Administrator to last

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NON-TRANSFERABLE
NON-TRANSFERABLE

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At line 1 changed 7 lines
Non Transferable is a property of a [foreign key] link where the link cannot be changed from one parent table record to another. On Entity Relationship Diagrams, this is shown as a diamond symbol on the link.
[{Image src='ERD_Tranferable.JPG' width='323' align='right' link='attach/Nontransferrable/ERD_Tranferable.JPG'}]
In the example above, the Alias record cannot be altered to point to a different Identity. That is, the alias is for one person and cannot be switched to another person.
This is managed by a BEFORE UPDATE [data base trigger]
huh?
This page (revision-10) was last changed on 26-Nov-2021 10:22 by RForbesTop