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Learn how to setup a DataSource with JNDI in Spring Boot on Tomcat 9 in this tutorial. Discover the secrets to successful Spring Boot deployment with Tomcat and optimize your Spring framework projects.

🌐 Spring Boot DataSource Setup with JNDI: Tomcat 9 Secrets Revealed

Are you ready to *unlock the secrets of connecting your Spring Boot application to a DataSource using JNDI in Tomcat 9**? This step-by-step tutorial will help you understand exactly how to configure **JNDI-based DataSources* in **Spring Boot**, so your apps can manage connections efficiently — just like enterprise-grade systems do!

In this guide, we’ll break down the *JNDI configuration process* for Spring Boot when deploying on *Tomcat 9**, covering everything from context setup to testing database connections. Whether you’re a beginner or an experienced Java developer, you’ll learn how to set up **DataSource lookup, resource injection, and environment configuration* cleanly and professionally.

This tutorial simplifies one of the most confusing topics in Java web development — making it **easy to understand and apply in real-world projects**.

✨ *In this video, you’ll learn:*
✅ What *JNDI (Java Naming and Directory Interface)* is and why it matters.
✅ How to configure *Tomcat 9 JNDI DataSource* for Spring Boot.
✅ Step-by-step **context.xml and application.properties setup**.
✅ How to define *JNDI resources* and reference them in your application.
✅ Configuring *Spring Boot’s DataSource bean* using JNDI lookup.
✅ How to test and verify the DataSource connection successfully.
✅ Common **errors and troubleshooting tips**.
✅ Best practices for **secure and reusable database configurations**.

By the end of this video, you’ll have mastered how to *connect your Spring Boot application to a Tomcat-managed DataSource using JNDI* — a must-have skill for developers working on **enterprise-grade Java applications**.

👉 If you found this video useful, don’t forget to *LIKE**, **COMMENT**, **SHARE**, and **SUBSCRIBE* for more *Spring Boot, Java, and backend development tutorials* every week!

#SpringBoot, #SpringBootTutorial, #SpringFramework, #Tomcat9, #JavaDeveloper, #BackendDevelopment, #DataSourceConfiguration, #JNDISetup, #SpringBootDatabase, #LearnSpringBoot

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