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relationship between 2 databases



 
 
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  #1  
Old September 25th, 2008, 07:38 PM posted to microsoft.public.access.tablesdbdesign
inungh
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Posts: 177
Default relationship between 2 databases

I have one front end application which links to 2 different backend
databases.

I wanted to create a relationship between 2 tables which belongs
different databases.

Is it possible?
If yes, how can I create a relationship between different databases?


Your help is great appreciated,
  #2  
Old September 25th, 2008, 09:53 PM posted to microsoft.public.access.tablesdbdesign
Jeff Boyce
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Posts: 8,621
Default relationship between 2 databases

If you are trying to use the Cascading Update/Delete portion of the
relationship, be aware that one database won't "know" what's going on in the
other. If you want referential integrity among two separate data sources,
you'll need to write the code to enforce that.

Regards

Jeff Boyce
Microsoft Office/Access MVP

"inungh" wrote in message
...
I have one front end application which links to 2 different backend
databases.

I wanted to create a relationship between 2 tables which belongs
different databases.

Is it possible?
If yes, how can I create a relationship between different databases?


Your help is great appreciated,



  #3  
Old September 25th, 2008, 11:26 PM posted to microsoft.public.access.tablesdbdesign
John W. Vinson
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Posts: 18,261
Default relationship between 2 databases

On Thu, 25 Sep 2008 11:38:20 -0700 (PDT), inungh wrote:

I wanted to create a relationship between 2 tables which belongs
different databases.

Is it possible?


No.

Neither database can prevent someone from opening the *OTHER* database and
making a change which would violate the constraint.
--

John W. Vinson [MVP]
  #4  
Old September 29th, 2008, 12:08 PM posted to microsoft.public.access.tablesdbdesign
inungh
external usenet poster
 
Posts: 177
Default relationship between 2 databases

On Sep 25, 6:26*pm, John W. Vinson
wrote:
On Thu, 25 Sep 2008 11:38:20 -0700 (PDT), inungh wrote:
I wanted to create a relationship between 2 tables which belongs
different databases.


Is it possible?


No.

Neither database can prevent someone from opening the *OTHER* database and
making a change which would violate the constraint.
--

* * * * * * *John W. Vinson [MVP]


Thanks millions,

 




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