Minggu, 01 Januari 2017

Re: [MS_AccessPros] Limit Child Records to One per Parent Record

 

Then make the Primary Key of both tables the same and define a 1-1 relationship.


John Viescas, Author
Effective SQL
SQL Queries for Mere Mortals 
Microsoft Access 2010 Inside Out
Microsoft Access 2007 Inside Out
Microsoft Access 2003 Inside Out
Building Microsoft Access Applications 
(Paris, France)




On Jan 1, 2017, at 6:24 AM, david.pratt@outlook.com [MS_Access_Professionals] <MS_Access_Professionals@yahoogroups.com> wrote:



I want to limit a child to one record per parent record.

child records are added in a subform with the main form based on the parent record.  

Can I place some code in the OnCurrent event of the subform that will prevent the creation of more than one child record per parent?





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Posted by: John Viescas <johnv@msn.com>
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