How Hibernate came into existence?

=> Entity Beans of EJB technology were addressing almost all the limitations of direct usage of JDBC in data access layer.
=> Entity beans had two major limitations:
(1) Very bad performance
(2) Very complex to develope
=> Gavinn King developed Hibernate in 2001.
=> In 2003 Hibernate 2.x released.
=> In 2004 industry starts using Hibernate extensively.
=> Most of the Hibernate projects are using Hibernate 3.x.
=> Latest edition of Hibernate is 4.1.2.