Blog:

Connect App Engine to Cloud SQL

How to connect from an application running on Google Cloud App Engine to a PostgreSQL database running in Cloud SQL.

How to connect from an application running on Google Cloud App Engine to a PostgreSQL database running in Cloud SQL......

11.07.2022

How to use jOOQ with Testcontainers and, Flyway

When using a database the question is how to manage the versions of the schema and how to use the database in testing. Container technologies became a defacto standard. Why not use containers for development and your database?

When using a database the question is how to manage the versions of the schema and how to use the database in testing. Container technologies became a.....

29.04.2022

Visualize Message Flow with Vaadin & Neo4j

Analyzing and visualizing the message flow between business functions was the goal of my current project. At first, we considered using a UML tool for this job, but we came to the conclusion that it might not be as flexible as we need it to be. Finally, I’ve got the assignment to create a custom web application.

Analyzing and visualizing the message flow between business functions was the goal of my current project. At first, we considered using a UML tool for.....

16.03.2022

Build Interactive Data Apps with Vaadin & jOOQ (Java)

Have you ever had to write an application that didn’t do much other than display and change data? And did you use a Single Page Application framework like Angular, a REST API, and Hibernate?

Have you ever had to write an application that didn’t do much other than display and change data? And did you use a Single Page Application .....

09.03.2022

Java 16 Records with JPA and jOOQ

The new Java version 16 includes a new feature: Records

The new Java version 16 includes a new feature: Records.....

20.04.2021

Unleash Database Power: Generate XML and JSON with SQL

Today databases have a lot of functionality that is often not used by software developers because they simply do not know that this exists.
But knowing about these features can save a lot of time because you may write less code.

Today databases have a lot of functionality that is often not used by software developers because they simply do not know that this exists. But .....

06.11.2020

Type Safe SQL in Java

No matter if you are using frameworks like JPA, MyBatis or Spring Data JDBC you always end up declaring the SQL statements as a Java String.

No matter if you are using frameworks like JPA, MyBatis or Spring Data JDBC you always end up declaring the SQL statements as a Java String......

28.06.2019

Java Persistence Done Right

When it comes to accessing relational databases with Java, people usually think of two options: SQL or ORM

When it comes to accessing relational databases with Java, people usually think of two options: SQL or ORM.....

07.06.2019

Introduction to Database Migrations with Spring Boot and Flyway

If you are working with Spring Boot there are several ways to initialize the database.

If you are working with Spring Boot there are several ways to initialize the database......

20.11.2018