Support for schema migrations with JPA?

Posted by Brabster on Stack Overflow See other posts from Stack Overflow or by Brabster
Published on 2010-01-12T22:01:24Z Indexed on 2010/03/29 1:03 UTC
Read the original article Hit count: 417

Filed under:

jpa

|

schema-migration

I've been briefly looking at JPA recently, and I was wondering what the deal is with database schema migrations and staying lined up with the classes you've created.

Is there support in JPA for this stuff? Utilities? Best Practises?

Cheers!

© Stack Overflow or respective owner

Related posts about jpa

Detach an entity from a JPA persistence context (JPA 2.0 / Hibernate / EJB 3 / J2EE 6)

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I wrote a stateless EJB method allowing to get an entity in "read-only" mode. The way to do this is to get the entity with the EntityManager then detach it (using the JPA 2.0 EntityManager). My code is the following: @PersistenceContext private EntityManager entityManager; public T getEntity(int… >>> More
AndroMDA maven code generation and JPA Annotations

as seen on Stack Overflow - Search for 'Stack Overflow'
I am using the AndroMDA plugin for maven to generate code from an uml diagram made in MagicDraw. When the code is generated, AndroMDA desings the JPA annotation for the persitence layer. I think that at the compilation process AndroMDA uses Naming Strategies to determine the Table and Column names… >>> More
How to populate Java (web) application with initial data using Spring/JPA/Hibernate

as seen on Stack Overflow - Search for 'Stack Overflow'
I want to setup my database with initial data programmatically. I want to populate my database for development runs, not for testing runs (it's easy). The product is built on top of Spring and JPA/Hibernate. Developer checks out the project Developer runs command/script to setup database with initial… >>> More
Eclipselink problem in a javase project

as seen on Stack Overflow - Search for 'Stack Overflow'
I am getting this error when I am running my eclipselink project. [EL Warning]: 2008.12.05 11:47:08.056--java.lang.NoClassDefFoundError: org/jboss/resource/adapter/jdbc/ValidConnectionChecker was thrown on attempt of PersistenceLoadProcessor to load class com.mysql.jdbc.integration.jboss.MysqlValidConnectionChecker… >>> More
JPA thinks I'm deleting a detached object

as seen on Stack Overflow - Search for 'Stack Overflow'
So, I've got a DAO that I used to load and save my domain objects using JPA. I finally managed to get the transaction stuff working (with a bunch of help from the folks here...), now I've got another issue. In my test case, I call my DAO to load a domain object with a given id, check that it got… >>> More

Related posts about schema-migration

XML Schema Migration

as seen on Stack Overflow - Search for 'Stack Overflow'
I am working on a project where we need to save data in an XML format. The problem is, over time we expect the format / schema for our data to change. What we want to be able to do is to produce scripts to migrate our data across different schema versions. We distribute our product to thousands… >>> More
Automated Oracle Schema Migration Tool

as seen on Stack Overflow - Search for 'Stack Overflow'
What are some tools (commercial or OSS) that provide a GUI-based mechanism for creating schema upgrade scripts? To be clear, here are the tool responsibilities: Obtain connection to recent schema version (called "source"). Obtain connection to previous schema version (called "target"). Compare all… >>> More
How to specify :primary_key starting value in rails schema migration?

as seen on Stack Overflow - Search for 'Stack Overflow'
I have a postgres table and a schema that creates a primary id (sequence) that auto increments by 1. How do I specify the starting value? I am happy with the increment value. Here is my schema migration: create_table "ServiceProvider", {:primary_key => :ID} do |t| t.integer "ID", … >>> More
Is it possible to run Visual Studio Database Edition schema migrations from the command line?

as seen on Stack Overflow - Search for 'Stack Overflow'
Visual Studio 2008 Database Edition (Data Dude) has the ability to perform schema comparisons between databases and generate a script which migrates from one database to the other. Is it possible to perform this comparison and generate the migration script from the command line? If so, what are the… >>> More
Support for schema migrations with JPA?

as seen on Stack Overflow - Search for 'Stack Overflow'
I've been briefly looking at JPA recently, and I was wondering what the deal is with database schema migrations and staying lined up with the classes you've created. Is there support in JPA for this stuff? Utilities? Best Practises? Cheers! >>> More