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Spring Boot: Should I Use Projection to Increase Performance in JPA Queries?
Spring Boot: Should I Use Projection to Increase Performance in JPA Queries?
Database access is probably the most expensive operation in your system, and ensuring that your queries are efficient is the first step to…
Renan Schmitt
Aug 6
Java Clean Code: A Small Trick to Simplify Interface Signatures
Java Clean Code: A Small Trick to Simplify Interface Signatures
When we build reusable code, such as creating a library or a framework, we usually create classes and interfaces with many generics to…
Renan Schmitt
May 2
How to Calculate Holidays in Java
How to Calculate Holidays in Java
Renan Schmitt
Apr 1
How to Use Generics in Java Methods
How to Use Generics in Java Methods
Renan Schmitt
Mar 28
How to Generate a PDF File in Java
How to Generate a PDF File in Java
Renan Schmitt
Mar 24
How to Create Two Entities in JPA with the Same Database Table
How to Create Two Entities in JPA with the Same Database Table
A basic concept of JPA is that for each database table we create an entity. However, JPA can do much more, and in this article, I will show…
Renan Schmitt
Mar 15
Java class to get the first result from multiple sources
Java class to get the first result from multiple sources
Renan Schmitt
Jan 13
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