JAVA-41261 Moved articles between spring-boot-persistence submodules (#18306)

* JAVA-41261 Moved article link spring-data-jpa-findby-multiple-columns from 3 to 2

* JAVA-41261 Moved article link spring-oracle-connection-pooling from 2 to 1

* JAVA-41261 Moved article from spring-boot-persistence to spring-boot-persistence-3

* JAVA-41261 Moved article spring-data-jpa-row-count from spring-boot-persistence-3 to spring-boot-persistence

* JAVA-41261 Fixed the issue on spring-boot-persistence-2

Author: Bipinkumar27

persistence-modules/spring-boot-persistence-2/README.md

@@ -4,8 +4,8 @@
 - [Configuring a Tomcat Connection Pool in Spring Boot](https://www.baeldung.com/spring-boot-tomcat-connection-pool)
 - [Integrating Spring Boot with HSQLDB](https://www.baeldung.com/spring-boot-hsqldb)
 - [List of In-Memory Databases](https://www.baeldung.com/java-in-memory-databases)
-- [Oracle Connection Pooling With Spring](https://www.baeldung.com/spring-oracle-connection-pooling)
 - [Object States in Hibernate’s Session](https://www.baeldung.com/hibernate-session-object-states)
 - [Storing Files Indexed by a Database](https://www.baeldung.com/java-db-storing-files)
+- [How To Use findBy() With Multiple Columns in JPA](https://www.baeldung.com/spring-data-jpa-findby-multiple-columns)
 - More articles: [[<-- prev]](../spring-boot-persistence) [[next -->]](../spring-boot-persistence-3)
 

persistence-modules/spring-boot-persistence-2/src/main/java/com/baeldung/boot/Application.java

@@ -0,0 +1,14 @@
+package com.baeldung.boot;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.ApplicationContext;
+
+@SpringBootApplication
+public class Application {
+    private static ApplicationContext applicationContext;
+
+    public static void main(String[] args) {
+        applicationContext = SpringApplication.run(Application.class, args);
+    }
+}