FK « Column « JPA Q&A





1. How to update fk column for a property-ref in bidi 1-to-1?    forum.hibernate.org

Author Message magellan94 Post subject: How to update fk column for a property-ref in bidi 1-to-1? Posted: Thu Feb 26, 2004 4:32 pm Newbie Joined: Wed Jan 21, 2004 5:51 pm Posts: 14 Location: San Francisco, CA Hello. This post addresses two problems, but the code is so similar that I thought I'd compile them into one postn. Please ...

2. Compound Keys with doublicate FK columns    forum.hibernate.org

Hi, does hibernate support to map 2 equal Java fields used as FK in a compound key into the same database column? Both fields being fetched, but only one being inserted. Code: // Three simple entities A, B, C @Entity class A { @Id String a; } @Entity class B { @Id String ...

3. Can we use hibernate where a Fk references a Ordinary Column    forum.hibernate.org

Hi all... can we use hibernate when a Fk of a table references to a Column which is not a PK of another table? i read that "its is suggested not to use hibernate in the above case " there is a needed araised where i have to use hibernate in the above scenario... so what is the impact if i ...

4. how to ppopulate (non FK)columns in many-to-many?    forum.hibernate.org

As discussed in hibernate docs (7.5.3. many to many in http://www.hibernate.org/hib_docs/refer ... tions.html ) the mapping for a bidirectional many-to-many table is : where ...