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Questions tagged [hbm]

A Hibernate (and NHibernate) feature that allows for both HQL and SQL queries to be stored in a file

A Hibernate (and NHibernate) feature that allows for both HQL and SQL queries to be stored in a file ending with *.hbm.xml. The main advantage is that your query is precompiled when the application starts up, and any errors in the query can be caught ahead of runtime.

165 questions
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How can I map "insert='false' update='false'" on a composite-id key-property which is also used in a one-to-many FK?

I am working on a legacy code base with an existing DB schema. The existing code uses SQL and PL/SQL to execute queries on the DB. We have been tasked with making a small part of the project database-engine agnostic (at first, change everything…
Jesse Webb
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Adding an enum as a class property in HBM

I am trying to create a class in HBM file which contains an Enum as a field. The HBM is similar to this: and let's say…
Avi Y
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could not delete collection : [NHibernate.Exceptions.GenericADOException]

I have Two Table , tableA and tableB. tableA have column : tabAId, col2, col3 (tabAId primaryKey and Identity column.) tableB have column : tabAId, name (tabAId is not null) I have create Bag in hbm file of tableA, to maintain relation ship.
Amit Kumar
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Mapping a boolean with hibernate

I'm running into trouble with hibernate. I recently set my hbm2ddl to validate, and it has been complaining a lot about wrong datatypes. I have fixed every problem except for booleans. I have a field opener in my class, which is mapped as:…
Maarten Blokker
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Mapping Java byte[] to MySQL binary(64) in Hibernate

I'm having some trouble mapping a byte array to a MySQL database in Hibernate and was wondering if I'm missing something obvious. My class looks roughly like this: public class Foo { private byte[] bar; // Getter and setter for…
spaaarky21
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Reuse HQL named queries fragments

I'm using HQL named queries (which are defined in XML files) to query my database using Hibernate. Some of the queries are quite complex and I find myself copy-pasting substantial parts of one query to another, similar one. I was wondering if it's…
Stefan Haberl
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Generating Hibernate hbm xml files & entities classes from existing DB schema

How can I generate Hibernate hbm xml files & entities classes from an existing DB schema?
user137505
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The element 'class' in namespace 'urn:nhibernate-mapping-2.2' has invalid child element 'property'

The hbm file is:
Tapas Bose
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How do I output the HBMs that Fluent NHibernate Creates?

I am trying to debug my fluent application and would like to see what the generated files look like. What are the ways to view them? Is there a way to export them?
Nick
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NHibernate Discriminated Subclasses of a Joined-Subclass

Here's my heirarchy: class abstract Entity { /*members*/ } // mapped to entity table class abstract User : Entity { /*members*/ } // mapped to user table class Employee : User { /*no members*/ } // no table, discriminator = "E" class Contractor :…
Travis Heseman
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Hibernate - update the primary key 'id' column in the table

In my Java applicaion, I am using hibernate .hbm file to access database; Is this possible to update the primary key 'id' column in the table; Where the 'id' column in my .hbm file is like:
It's me
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Set creation and update time with Hibernate in Xml mappings

I'm using Hibernate with Xml mappings. I have an entity that has two fields creationDate and updateDate of type timestamp, that have to be filled with the current UTC time when the entity is persisted and updated. I know about the existence of the…
Mark
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Breaking changes with NHibernate 4 upgrade

I can see what's new and fixed in NHibernate 4.0 I would like to know if anyone has had issue with hbm mappings upgrading from NHibernate 3 to 4? I fear that more focus is going on fluent mapping these days. I can test for the more obvious breaking…
dove
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@Audited annotation in Hibernate hbm file

I am using Hibernate as my orm in my application. Now I want to integrate it with Envers. At present I am generating entity using hbm files. In that case how can I mention in hbm file that generate class must have @Audited…
Narendra
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Failed hibernate mapping: An association from the table X refers to an unmapped class Y

Hi I'm trying to map this pojo Rent class to create his hibernate mapping file . Rent.java (POJO): public class Rent implements Serializable { private static final long serialVersionUID = 1L; Employee employee; Client client; …
user2298581
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