Cascade is used when multiple objects in entities wants to be saved in a single shot.<\/p>\n
For Example<\/em><\/p>\n can be replaced by <\/p>\n UserDetails.java<\/strong><\/p>\n CreateTables.java<\/strong><\/p>\n Cascade is used when multiple objects in entities wants to be saved in a single shot. For Example session.save(objUserDetail1); session.save(objVeh1); session.save(objVeh2); session.save(objVeh3); can be replaced by session.persist(objUserDetail1); UserDetails.java @Entity @Table(name="USER_DETAIL") public class UserDetails { @Id @GeneratedValue(strategy = GenerationType.AUTO) private int UserId; private String UserName; @OneToMany(cascade=CascadeType.PERSIST) private List<Vehicles> arrVehicles = new ArrayList<Vehicles>(); public List<Vehicles> getArrVehicles() {… Continue reading \r\n session.save(objUserDetail1);\r\n session.save(objVeh1);\r\n session.save(objVeh2);\r\n session.save(objVeh3);\r\n<\/pre>\n
\r\n session.persist(objUserDetail1);\r\n<\/pre>\n
\r\n@Entity\r\n@Table(name="USER_DETAIL")\r\npublic class UserDetails \r\n{\t\r\n\t@Id @GeneratedValue(strategy = GenerationType.AUTO)\t\r\n\tprivate int UserId;\t\r\n\tprivate String UserName;\r\n\t\r\n\t@OneToMany(cascade=CascadeType.PERSIST)\r\n\tprivate List<Vehicles> arrVehicles = new ArrayList<Vehicles>();\r\n\t \r\n\tpublic List<Vehicles> getArrVehicles() {\r\n\t\treturn arrVehicles;\r\n\t}\r\n\tpublic void setArrVehicles(List<Vehicles> arrVehicles) {\r\n\t\tthis.arrVehicles = arrVehicles;\r\n\t}\r\n\t\r\n\tpublic int getUserId() {\r\n\t\treturn UserId;\r\n\t}\r\n\tpublic void setUserId(int userId) {\r\n\t\tUserId = userId;\r\n\t}\r\n\tpublic String getUserName() {\r\n\t\treturn UserName;\r\n\t}\r\n\tpublic void setUserName(String userName) {\r\n\t\tUserName = userName;\r\n\t}\r\n}\r\n<\/pre>\n\r\npublic static void main(String[] args) \r\n {\t\r\n\tUserDetails objUserDetail1 = new UserDetails();\r\n\tobjUserDetail1.setUserName("Mugil");\r\n\r\n\tVehicles objVeh1 = new Vehicles();\r\n\tobjVeh1.setVehicleName("Suzuki");\r\n\tobjUserDetail1.getArrVehicles().add(objVeh1);\r\n\r\n\tVehicles objVeh2 = new Vehicles();\r\n\tobjVeh2.setVehicleName("Maruthi");\r\n\tobjUserDetail1.getArrVehicles().add(objVeh2);\r\n\r\n\tVehicles objVeh3 = new Vehicles();\r\n\tobjVeh3.setVehicleName("Volkswagon");\r\n\tobjUserDetail1.getArrVehicles().add(objVeh3);\r\n\t\t\t\t\t\t\t\r\n\tSessionFactory sessionFact = createSessionFactory();\r\n\tSession session = sessionFact.openSession();\r\n\r\n\tsession.beginTransaction();\t\t\t\t\r\n\tsession.persist(objUserDetail1);\t\t\r\n\r\n\tsession.getTransaction().commit();\r\n\tsession.close(); \r\n }\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"