JPA
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Enterprise Java
Spring Data with JPA and @NamedQueries
If you use Spring Data and @NamedQuery annotations at your JPA entity you can easily use them in a more…
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Enterprise Java
Reference by Identity in JPA
In a previous post, I mentioned that I opted to reference other aggregates by their primary key, and not by…
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Java
OpenMap Tutorial 5 – 3-tier GIS application
1. Introduction Welcome to the 5th tutorial of the OpenMap series of Tutorials. OpenMap is a free open source Java…
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Enterprise Java
Using Stored Procedures With JPA, JDBC. Meh, Just Use jOOQ
The current edition of the Java magazine has an article about Big Data Best Practices for JDBC and JPA by…
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Enterprise Java
Spring boot and Spring data JPA integration
Nowadays spring and JPA integration has become a piece of cake thanks to Spring Boot and spring Data. I am…
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Enterprise Java
Using JINQ with JPA and H2
A few days ago I have read the interesting interview with Ming-Yee Iu about JINQ. JINQ is, like the name already…
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Enterprise Java
Pitfalls of the MyBatis Caches with Apache Ignite
A week ago, MyBatis and Apache ignite announced of support apache ignite as a MyBatis cache (L2 cache). technically MyBatis…
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Enterprise Java
JPQL Enhancements in JPA 2.1 and Java EE 7 (part 1 – JOIN ON)
Java EE 7 is around for a few years already, and provides several very useful and long-awaited features, like entity…
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Enterprise Java
Differences in JPA entity locking modes
JPA provides essentially 2 types of locking mechanisms to help synchronize access to entities. Both mechanisms prevent a scenario, where…
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