name « Field « JPA Q&A

1. How to avoid hardcoded field names in HQL, Hibernate?    stackoverflow.com

Suppose that I have the following HQL:

String hql = "select e.aField from MyEntity as e";

2. Creating field with reserved word name with JPA    stackoverflow.com

@Column(name="open")

[SchemaUpdate] Unsuccessful: create table auth_session (id numeric(19,0) identity not null, active tinyint null, creation_date datetime not null, last_modified datetime not null, maxidle int null, maxlive int null, ...

3. In Hibernate/JPA can field names no begin with a single letter camel case?    stackoverflow.com

I am using Hibernate 3.6, JPA 2.0, and Spring 3.0.6. I have fields in my objects like the following:

class PersonContact {
    Long eAddressCpId;
    ElectronicAddress eAddress;
}

4. Cant create fields with reserved names on mysql (but SQL ok)    forum.hibernate.org

5. Field names can't be single letter camel case?    forum.hibernate.org

I am using Hibernate 3.6, JPA 2.0, and Spring 3.0.6. I have fields in my objects like the following: class PersonContact { Long eAddressCpId; ElectronicAddress eAddress; } I use field access (in my orm files) and queries/inserts/etc work without an issue. The fields are both in the class as well as in the orm files. But on startup of the application, ...

6. Escape fields name    forum.hibernate.org

Hi, I have a class defined like this : @Entity @Audited public class foo { @Column(name="`SERIAL#`") private String serial_; ... } Hibernate generates sucessfully an insert statement : insert into foo("SERIAL#") values(?); whereas Hibernate Envers failed by generating : insert into foo_aud(REVTYPE, SERIAL#, REV) values(?, ?, ?); -- Note the absence of double quotes How can i instruct Hibernate Envers to ...

7. Case-sensitive sql field names    forum.hibernate.org

Newbie Joined: Mon Jan 17, 2005 9:23 am Posts: 15 Our problem is that the generated sql MUST include quotes around the field names to make them case-sensitive, otherwise Firebird will convert them to uppercase and tell us the field does not exist... Is it possible to tell Hibernate to quote all field names?? Hibernate version: 2.1.7 Mapping document:

8. Field-name prefixes    forum.hibernate.org

Hi, Does Hibernate 3 allow arbitrary prefixes for field names? I have an existing business model in which the POJO instance variables all start with an underscore (e.g. private String _aField) and it would be good if I could configure the mappings to handle this, such as by direct specification of the prefix string or of the accessor method-names. I've experiemented, ...

9. Does anyone know how to get a field name    forum.hibernate.org

10. Unable to control the table and field name    forum.hibernate.org

My problem was exactly the one I presented. Controlling those two names. I am working with an imposed database schema. Otherwise I would have used bidirectional, tables per class, etc. and life would have been good. Anyway, I switched to hbm files for now and wait when we'll be able to have the same degree of control with annotations. Anyway, thank ...