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1. is it possible to make all fields of an object @Transient by default    stackoverflow.com

I have a base Entity class which will be derived in more than a hundred of a subclasses. In order to be sure that persisted fields will be the ones I want ...

2. can not create an object with JPA (id doesn't have a default    forum.hibernate.org

public class Subject implements java.io.Serializable { /** * */ private static final long serialVersionUID = -6667237497292561396L; private Integer subId; private Integer subCenter; .... other properties......... @Id @Column(name ...

3. How to define Object property default value ?    forum.hibernate.org

Hi, Basically, I would like to save object within a table and automatically update on column of the same table which log current date when insert occured. How can I specified within the O/R mapping that the default value associated to a dedicated column named DATE_UPDATED in the current date (GETDATE for sql server ) ? If this can be done ...