Yes there is. Change the values in DB according to the values managed by your domain.
I guess that you have changed the DB during development and you have forgot to assign the value of added columns... the column addition should be a process where the script should include the assignation of default value. The GhostBuster would help you. 2010/2/19 Sal <[email protected]> > I noticed something interesting when profiling one of our web apps. > Many of the pages in this app are read only, but on some pages I > noticed that NH was running updates on one of my collections. Worse > yet, it was setting values that should be null to 0, which caused big > problems. This app uses the usual session per request pattern, with a > unit of work wrapped around each request. Session.Flush is never > called, it's always flushed via transaction.commit. > > After some checking, I realized my class and table had some > mismatches. The table had nullable columns, but the class had the > properties as regular decimals - not nullable decimals. What I guess > is happening is that when the collection gets loaded, the properties > get hydrated with 0s instead of nulls (duh). NH thinks that the object > was changed (or doesn't match the original values from the db), and > when commit() is called those changes are flushed. > > I realize that is expected behavior, but short of making sure I use > nullables in my classes when the underlying db type is nullable (which > I have to do anyway, my bad), is there anything else I can do to > prevent this without drastically altering how I manage the session? > > -- > 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]<nhusers%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/nhusers?hl=en. > > -- Fabio Maulo -- 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.
