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Author

Cascading problem

Alexander Curvers
Greenhorn

Joined: Apr 03, 2009
Posts: 26
I have trouble setting a relation so the related foreign key is set to null when parent is removed...

SO i have as entity products that have one image entity per product.. when an image is removed i get a constraint error when its in use by a product.. and i just want the product be updated/image_id foreign key set to null (by hibernate), tried serveral things but nothing worked, what i have now is:



Aurelian Tutuianu
Ranch Hand

Joined: May 13, 2004
Posts: 86
Add a CascadeType.REMOVE at line 7


http://javasign.blogspot.com/
 
It is sorta covered in the JavaRanch Style Guide.
 
subject: Cascading problem