[jboss-jira] [JBoss JIRA] Commented: (EJBTHREE-326) Some queries are slower when executed in JBoss EJB3

[Emmanuel Bernard (JIRA)]

    [ http://jira.jboss.com/jira/browse/EJBTHREE-326?page=comments#action_12343793 ] 
            
Emmanuel Bernard commented on EJBTHREE-326:
-------------------------------------------

We have discovered an important unefficiency (n**2 class) in HEM flush algorithm, do you happen to have lot's of cascade (even bidirectional ones)?

> Some queries are slower when executed in JBoss EJB3
> ---------------------------------------------------
>
>                 Key: EJBTHREE-326
>                 URL: http://jira.jboss.com/jira/browse/EJBTHREE-326
>             Project: EJB 3.0
>          Issue Type: Bug
>          Components: EJB3 Extensions
>    Affects Versions: EJB 3.0 RC3
>         Environment: JBoss4.0.3 rc2
>            Reporter: J-C jc
>         Assigned To: Emmanuel Bernard
>
> When a lot of objects have been resolved in the current transaction, queries becomes slow. see http://www.jboss.com/index.html?module=bb&op=viewtopic&t=68954&postdays=0&postorder=asc&start=0 for more details.
> More generally, it seems that EJB3 persistence access is slower in JBoss EJB3 compare to access in EJB3 outside of JBoss:
> see http://forum.hibernate.org/viewtopic.php?t=948850

-- 
This message is automatically generated by JIRA.
-
If you think it was sent incorrectly contact one of the administrators: http://jira.jboss.com/jira/secure/Administrators.jspa
-
For more information on JIRA, see: http://www.atlassian.com/software/jira