tag:blogger.com,1999:blog-8475025587762872101.post7142364338127339776..comments2022-04-01T21:34:55.987-07:00Comments on Tadaya's Blog: Hibernate: Annotation one-to-one(foreign-key)ttddyyhttp://www.blogger.com/profile/13171169321033441226noreply@blogger.comBlogger13125tag:blogger.com,1999:blog-8475025587762872101.post-40131056034692076242013-08-28T04:43:27.744-07:002013-08-28T04:43:27.744-07:00how to add one-to-one mapping for the self entity....how to add one-to-one mapping for the self entity. Like in this example. I want to have parent-child relationship for the Person itself.<br /><br /><b><br />@Entity<br />@Table(name="PERSON")<br />public class Person {<br /><br />@Id<br />@GeneratedValue(strategy = GenerationType.AUTO)<br />@Column(name="personId")<br />private int id;<br /><br />@OneToOne<br />@JoinColumn()<br />private Person parentPerson;<br />}<br /></b>Anonymoushttps://www.blogger.com/profile/02677469847881735568noreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-90967030395124614612012-08-30T21:51:42.269-07:002012-08-30T21:51:42.269-07:00Thanks for these articles. But I don't underst...Thanks for these articles. But I don't understand how it is a one-to-one relationship. Isn't it one-to-many relationship from Address to Person?Sachin Kalehttps://www.blogger.com/profile/15556971018075861839noreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-77869848290197441812012-07-13T05:06:45.375-07:002012-07-13T05:06:45.375-07:00Thanks........Thanks........Visruthhttps://www.blogger.com/profile/15843833970253037352noreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-46799635638777037942011-06-24T03:57:48.356-07:002011-06-24T03:57:48.356-07:00This will work, but we can insert any record witho...This will work, but we can insert any record without having appropriate foreign key value in another table....Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-32836623349484560402011-05-31T15:29:20.074-07:002011-05-31T15:29:20.074-07:00each facility(table)has 1-many relationship with p...each facility(table)has 1-many relationship with phone number. each phone number(table) has 1-1 relationship with facility. How do i map it using jpa 3.0 in java classesspandhttps://www.blogger.com/profile/09927113614781094348noreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-22074973862751303932011-05-31T15:26:51.203-07:002011-05-31T15:26:51.203-07:00One table has mapping to many phone numbers table....One table has mapping to many phone numbers table. each phone number has one mapping to table.how do i map it in java jpa3.0. thanks, soniaspandhttps://www.blogger.com/profile/09927113614781094348noreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-55467049303745982792010-04-24T19:56:56.254-07:002010-04-24T19:56:56.254-07:00Thanks Tadaya!Thanks Tadaya!Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-7648778736397235952010-04-16T05:48:49.736-07:002010-04-16T05:48:49.736-07:00Sorry For lots of spelling mistakes.
Useful examp...Sorry For lots of spelling mistakes.<br /><br />Useful example.<br /><br />I have a Doubt. When the column names are different then how do u use this OnetoOne relation. FOr example.<br /><br />I m having a table Employee has AddressId field and one more Table Address which has A_Id. A_Id is the Primary key here and AddressId is foreign Key in EMployee table.. THen how to u match two column Names. <br /><br />Thanks in advanceAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-33019736382970031962010-04-16T05:45:22.474-07:002010-04-16T05:45:22.474-07:00Useful example.
I have a Doubt. When the column n...Useful example.<br /><br />I have a Doubt. When the column names are different then how do u use this onetoone relation. FOr exp.<br /><br />I m having a table Employee has feeling AddressId and one more Table Addree which had A_Id. A_Id is the Primary key here and AddressId is foreign Key.. THen how to u matych two column Name<br /><br />Thanks in advanceAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-31637002681141513982009-06-29T22:01:44.161-07:002009-06-29T22:01:44.161-07:00Thanks a lot! This is the way I like things: SIMPL...Thanks a lot! This is the way I like things: SIMPLEAlfonsohttps://www.blogger.com/profile/12311484460166400342noreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-79495229766513672072009-02-19T22:47:00.000-08:002009-02-19T22:47:00.000-08:00THANK YOU SO MUCH! i am a newbie at this j2ee stuf...THANK YOU SO MUCH! i am a newbie at this j2ee stuff, your example was so simple so straight forward, how refreshing, thanks again!Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-21439453532870672832008-07-23T18:31:00.000-07:002008-07-23T18:31:00.000-07:00+1 ... This worked for me as well. Actually you're...+1 ... This worked for me as well. Actually you're cheat sheet references in Hibernate are incredibly useful. Many thanks.<BR/><BR/>- ArronArron Fergusonhttps://www.blogger.com/profile/05237510812892816094noreply@blogger.comtag:blogger.com,1999:blog-8475025587762872101.post-43684659499754912682008-05-30T19:22:00.000-07:002008-05-30T19:22:00.000-07:00Thanks for this exampleThanks for this exampleAnonymousnoreply@blogger.com