[keycloak-dev] xa-datasource requirement

Bill Burke bburke at redhat.com
Mon Sep 26 10:17:03 EDT 2016

Don't think so.  Anybody that has a 2nd datasource will now barf.  
arjuna optimizes XA anyways is there is only one resource.

On 9/26/16 2:32 AM, Stian Thorgersen wrote:
> Can't we just leave it as is and document if someone does indeed have 
> a custom provider with a separate datasource they need to change it?
> On 23 September 2016 at 21:31, Bill Burke <bburke at redhat.com 
> <mailto:bburke at redhat.com>> wrote:
>     The User Storage Provider SPI example uses a different datasource than
>     KeycloakDS.  What I found is that switching Keycloak to use JTA
>     creates
>     a problem.  If you have 2 non-xa datasources in the same JTA
>     transaction, Wildfly barfs.  It doesn't allow it.  The workaround is
>     have only one non-xa datasources and have all the rest be xa
>     datasources, or to make them all be xa-datasources.
>     I'm changing the KeycloakDS to be an xa-datasource.  I don't think
>     this
>     will effect anybody's application, although i'll need to note in
>     documentation that this is required and changed.
>     Bill
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