WildFly Datasource configuration

This tech tip shows how you can install and configure PostgreSQL with JBoss / WildFly going into the details of PostgreSQL installation, configuration and tuning.  We will learn which is the modern PostgreSQL Driver to use (updated June 2025) and also how to troubleshoot common issues. Starting PostgreSQL Firstly, we will need to start a … Read more

This tutorial discusses how to validate Datasource connections using in WildFly using proper validation methods. Besides, it will discuss how to troubleshoot database connections which are not properly replaced when Database connections are no longer valid. Connection Validation in a nutshell A datasource connection validation helps to ensure that the connections to the database are … Read more

In this tutorial we will learn how to install and configure a Datasource on WildFly which uses MySQL or MariaDB as Database. We will show how to set up MySQL database using Docker. Then, we will show the Datasource configuration in both standalone mode and domain mode. Step 1: Set up MySQL Database In order to … Read more

Managing database connections is a crucial aspect of Java programming, especially when working with relational databases. Java provides a convenient way to handle resources, including database connections, using the try-with-resources statement introduced in Java 7. This feature simplifies resource management by automatically closing resources when they are no longer needed, reducing the risk of resource … Read more