<id name="falconID" column="FALCON_ID" type="string" unsaved-value="null"> <generator class="uuid.hex"/> </id>
When create/save a new Object, if not set falconID, Hibernate generate a falconID. Otherwise, using my falconID. Is it possible ? Thanks for some help, Cauchy ------------------------------------------------------- This SF.Net email is sponsored by: InterSystems CACHE FREE OODBMS DOWNLOAD - A multidimensional database that combines robust object and relational technologies, making it a perfect match for Java, C++,COM, XML, ODBC and JDBC. www.intersystems.com/match8 _______________________________________________ hibernate-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/hibernate-devel