Introduction Last week, one of my blog readers asked me of a way to reuse the @Id mapping so that it won’t have to be declared on each an every entity. Because this is a good opportunity to introduce @MappedSuperclass, I decided to answer the question with a blog post. Domain Model Assuming we are … Continue reading How to inherit properties from a base class entity using @MappedSuperclass with JPA and Hibernate →
Introduction As I already mentioned, you should never use the TABLE identifier generator since it does not scale properly. In this post, I’ll show you why you should not rely on the AUTO GenerationType strategy if you’re Hibernate application uses MySQL. Prior to Hibernate 5 On Hibernate 4, if you had the following entity mapping: … Continue reading Why should not use the AUTO JPA GenerationType with MySQL and Hibernate →
Introduction As previously explained, the TABLE identifier generator does not scale, so you should avoid id. However, some enterprise applications might need to run on both MySQL (which does not support database sequences), as well as Oracle, PostgreSQL and SQL Server 2012. This is article is going to explain how easily you can achieve this … Continue reading How to replace the TABLE identifier generator with either SEQUENCE or IDENTITY in a portable way →
This extensive (40pages) white paper provides an overview of the function of Sun Identity Manager, and explains how to install it with GF and MySQL. The combination of the three provides a very compelling value-proposition.
I have already blogged about this keynote at http://www.pythian.com/blogs/948/liveblogging-who-is-the-dick-on-my-site.
If you are interested in actually seeing the video, the 286 Mb .wmv file can be downloaded at http://technocation.org/videos/original/mysqlconf2008/2008_04_17_panelDick.wmv and played through your browser by clicking the “play” link at http://tinyurl.com/55c5ps. This is not to be missed!
Identity 2.0: A world that’s simple, safe and secure.
Who is the Dick on My Site? by Dick Hardt (Sxip Identity Corporation)
“Really, data is about people. It’s really identity data.”
“Identity helps you predict behavior.”
“Identity is who you are.”
“Identity is also what you like.”
“Identity enables you to uniquely identify somebody.”
“There are things that other people say about you, too.”
“Modern identity is about photo IDs so you can prove your identity.”
“Identity is a complicated issue….Everyone has a different idea of what it is.”
Identity transactions are:
- party identification (who)
- authorization (permission)
- profile exchange (info about that person)
- NOT record matching
Identity transactions can be: …[Read more]