I would suspect your session management, especially if it is multi-threaded. NHibernate does not support multi-threaded session-management. Session Factory can be multi-threaded.
John Davidson On Mon, May 30, 2011 at 10:30 AM, VCS <[email protected]> wrote: > We use NHibernate in our application. Different processes access the > same database via their own hibernate layer: A service component and > client components. > > We have notice that sometimes NHibernate does the following: > - It deletes all data in some tables. > - It set to null some foreign keys in some other tables. > - It recreates the data in the tables it had previously emptied. > - It set back the foreign keys. > > Sometimes the ("unwanted" by us) deletion followed by a recreate data > "goes OK". It can take up to 30 seconds. > In some cases, I think it goes wrong during the recreation of the > data, because some records or relationships are then missing. This > deletion/recreation is very strange as it gets done on very static > tables that do not get updated in our code. > I activated the debug level for NHibernate, and I could see all the > nhibernate calls doing it, but I could not see what triggers it. > I could also see the SQL calls in the SQL profiler. > > I have the following 2 questions: > - Are there ways of using NHibernate which can causes this unwanted > deletion / recreation of data? > - How can we find out the originator of the problem? > > vcs > > -- > You received this message because you are subscribed to the Google Groups > "nhusers" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/nhusers?hl=en. > > -- You received this message because you are subscribed to the Google Groups "nhusers" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/nhusers?hl=en.
