Hello,
If I use GenerationType.AUTO or GenerationType.TABLE for PK field and
let OpenJPA persist some entities cascade , in some cases, OpenJPA
will try to persist child entity before the father entity.
How to resolve this issue?
I must use GenerationType.AUTO for oracle because it doesn't
Hi,
Which version of OpenJPA are you using?
OpenJPA does not assume there are any constraints in the database unless you
add the @ForeignKey annotation or configure OpenJPA to read constraints from
the database. As a result we can sometimes do inserts out of order.. I tried
to make this less
Hi!
Also, you will find child father ideas in thread [1]. The FAQ [2] mentions
it too.
As for IDENTITY with Oracle, you could try the emulation feature [3]. It
emulates auto-increment columns by using triggers.
Regards,
Milosz
[1]
hello mike,
Thank you for your prompt and detailed response.
I use OpenJPA 1.2.1.
I have added foolowing into persistence.xml
property name=openjpa.jdbc.SynchronizeMappings
value=buildSchema(ForeignKeys=true) /
property