Blog: vlad mihalcea


283 blogs updated: 27 min. ago
A beginner's guide to database table relationships
Introduction In a relational database, a relationship is formed by correlating rows belonging to different tables. A table relationship is e...
16
23-04-2019 12:43:48 vlad mihalcea Advanced
How to implement a database job queue using SKIP LOCKED
Introduction In this article, we are going to see how we can implement a database job queue using SKIP LOCKED. I decided to write this artic...
18
16-04-2019 09:37:57 vlad mihalcea Advanced
How to change the @OneToOne shared primary key column name with JPA and Hibernate
Introduction In this article, we are going to see how you can change the @OneToOne shared primary key column name when using JPA and Hiberna...
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09-04-2019 14:32:42 vlad mihalcea Advanced
How does a relational database execute SQL statements and prepared statements
Introduction In this article, we are going to see how a relational database executes SQL statements and prepared statements. SQL statement l...
27
02-04-2019 10:04:29 vlad mihalcea Advanced
Hypersistence Optimizer initial release
Introduction At the end of 2018, I got this idea of writing a tool which can automatically detect JPA and Hibernate issues by scanning your ...
34
19-03-2019 16:04:00 vlad mihalcea Advanced
Why you should avoid EXTRA Lazy Collections with Hibernate
Introduction In this article, you are going to learn why using EXTRA Lazy Collections with Hibernate is a bad idea since it can lead to N+1 ...
28
13-03-2019 10:44:52 vlad mihalcea Advanced
How does the entity version property work when using JPA and Hibernate
Introduction In this article, I'm going to show you how the JPA @Version entity property works when using Hibernate. The most significant be...
18
06-03-2019 11:42:45 vlad mihalcea Advanced
How do JPA persist, merge and Hibernate save, update, saveOrUpdate work
Introduction In this article, I'm going to show you how the JPA persist and merge work and how do they compare with the Hibernate save, upda...
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27-02-2019 12:48:55 vlad mihalcea Advanced
How to log the database transaction id using MDC (Mapped Diagnostic Context)
Introduction In this article, I'm going to show you how you can log the database transaction id associated with a given SQL statement using ...
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19-02-2019 10:11:23 vlad mihalcea Advanced
The best way to call a stored procedure with JPA and Hibernate
Introduction In this article, you are going to learn the best way to call a stored procedure when using JPA and Hibernate so that the underl...
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13-02-2019 14:25:25 vlad mihalcea Advanced


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