Deploying a simple Spring Boot with MySQL app to AWS using Elastic Beanstalk
There is no doubt that AWS is still a hot topic in 2019 so I felt that I should write something useful to get started with exploring it’s capabilities. In Continue reading
Tag: hibernate
Encrypting JPA entity attributes using listeners in Spring
In 2018, it’s mandatory to think about security for every application which stores personal data. When it comes to this topic, you can’t be 100% sure that the application has Continue reading
Pessimistic locking in JPA/Hibernate
There are two ways to deal with concurrency conflicts, optimistic locking and pessimistic locking. Implicit optimistic locking has been already covered, if you didn’t have the chance to read my Continue reading
Optimistic locking in JPA/Hibernate
The applications written today most of the time involves handling multiple users at the same time. With this requirement in place it’s mandatory to understand the possibilities for handling concurrency Continue reading
How much projections can help?
For one of my presentations, I wanted to have some numbers regarding the efficiency of projections. If you don’t know what projections are, read this previously written article. I basically Continue reading
Using projections in your data-access layer
If you care about your data-access layer to make it as fast as possible, you should consider using projections for reading data. Check a simple example together. We have cities Continue reading
LazyInitializationException demystified
Are you a Hibernate user? Have you ever got a LazyInitializationException? Let’s clarify this topic a bit. You can find plenty of solutions for the exception, however they lack explanation and Continue reading
Session level Hibernate JDBC batching
Quite some time ago, I had a chance to try out one of the coolest features of Hibernate when I had to insert and update multiple entities. By multiple, I mean Continue reading