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Why ConstraintViolationException is generated?

 
Greenhorn
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Hi all,


I am getting the following exception in my project while inserting the data to the database.I am using Struts1 with Hibernate (but no spring ) with Oracle and my connection is established but following error is coming in my Tomcat Console.

The error is like this:





My Bean class is like this:




My hbm.xml file is:



And My Action class in Struts is:





Any help in solving this is highly appreciable.

 
Ranch Hand
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"increment" does not work with Oracle.
 
prakash. rajeev
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Which <generater-class> (in hbm.xml) file is suitable for Oracle.
 
Christian Dillinger
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http://www.roseindia.net/hibernate/hibernateidgeneratorelement.shtml

We always take a sequence because we also have triggers that create IDs when needed.
 
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