Code sample - 23c SpringBoot JPA Hibernate UCP

java/23ai-springboot3-jpa-ucp/.gitignore

@@ -0,0 +1,178 @@
+# Java related
+target/
+*.jar
+*.war
+*.ear
+*.class
+
+# Log file
+*.log
+
+# Package Files 
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# JVM crash logs - http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+# Eclipse.gitignore - https://github.com/github/gitignore/blob/main/Global/Eclipse.gitignore
+.metadata
+.classpath
+.project
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.settings/
+.loadpath
+.recommenders
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# PyDev specific (Python IDE for Eclipse)
+*.pydevproject
+
+# CDT-specific (C/C++ Development Tooling)
+.cproject
+
+# CDT- autotools
+.autotools
+
+# Java annotation processor (APT)
+.factorypath
+
+# PDT-specific (PHP Development Tools)
+.buildpath
+
+# sbteclipse plugin
+.target
+
+# Tern plugin
+.tern-project
+
+# TeXlipse plugin
+.texlipse
+
+# STS (Spring Tool Suite)
+.springBeans
+
+# Code Recommenders
+.recommenders/
+
+# Annotation Processing
+.apt_generated/
+.apt_generated_test/
+
+# Scala IDE specific (Scala & Java development for Eclipse)
+.cache-main
+.scala_dependencies
+.worksheet
+
+# Uncomment this line if you wish to ignore the project description file.
+# Typically, this file would be tracked if it contains build/dependency configurations:
+#.project
+
+# External tool builders
+.externalToolBuilders/
+
+# VS Code - https://github.com/github/gitignore/blob/main/Global/VisualStudioCode.gitignore
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+!.vscode/*.code-snippets
+
+# Local History for Visual Studio Code
+.history/
+
+# Built Visual Studio Code Extensions
+*.vsix
+
+# JetBrains .gitignore - https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# AWS User-specific
+.idea/**/aws.xml
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# SonarLint plugin
+.idea/sonarlint/
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser

java/23ai-springboot3-jpa-ucp/README.md

@@ -0,0 +1,2 @@
+# 23c-springboot3-jpa-ucp
+[Java Persistence with Spring Boot 3, Spring Data JPA with Hibernate, and the Oracle Database 23c Free - Developer Release](https://rb.gy/i54khj)

java/23ai-springboot3-jpa-ucp/pom.xml

@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>org.springframework.boot</groupId>
+    <artifactId>spring-boot-starter-parent</artifactId>
+    <version>3.3.0</version>
+    <relativePath /> <!-- lookup parent from repository -->
+  </parent>
+
+  <groupId>com.oracle.dev.jdbc</groupId>
+  <artifactId>23ai-springboot3-jpa-ucp</artifactId>
+  <version>1.0-SNAPSHOT</version>
+  <name>23ai-springboot3-jpa-ucp</name>
+  <description>Java Persistence with Spring Boot 3, Spring Data JPA with
+    Hibernate, and the Oracle Database 23ai Free</description>
+  <url>
+    https://juarezjunior.medium.com/java-persistence-with-spring-boot-3-spring-data-jpa-with-hibernate-and-the-oracle-database-23c-9c0946d4838f</url>
+  <properties>
+    <java.version>21</java.version>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <maven.compiler.source>21</maven.compiler.source>
+    <maven.compiler.target>21</maven.compiler.target>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-data-jpa</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-web</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-test</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.oracle.database.jdbc</groupId>
+      <artifactId>ojdbc11-production</artifactId>
+      <version>23.6.0.24.10</version>
+      <type>pom</type>
+    </dependency>
+    <!-- Metrics -->
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-actuator</artifactId>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.hibernate.orm.tooling</groupId>
+        <artifactId>hibernate-enhance-maven-plugin</artifactId>
+        <version>${hibernate.version}</version>
+        <executions>
+          <execution>
+            <id>enhance</id>
+            <goals>
+              <goal>enhance</goal>
+            </goals>
+            <configuration>
+              <enableLazyInitialization>true</enableLazyInitialization>
+              <enableDirtyTracking>true</enableDirtyTracking>
+              <enableAssociationManagement>true</enableAssociationManagement>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-maven-plugin</artifactId>
+      </plugin>
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <configuration>
+          <compilerArgs>
+          </compilerArgs>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>

java/23ai-springboot3-jpa-ucp/script/23c-SpringBoot-JPA_Hibernate-UCP.sql

@@ -0,0 +1,30 @@
+CREATE USER ORACLE_23C_USER IDENTIFIED BY <YOUR_PASSWORD>;
+GRANT DB_DEVELOPER_ROLE TO ORACLE_23C_USER;
+GRANT CREATE SESSION TO ORACLE_23C_USER;
+GRANT UNLIMITED TABLESPACE TO ORACLE_23C_USER;
+
+CREATE TABLE Employee
+   (id NUMBER(10) CONSTRAINT pk_employee PRIMARY KEY,
+	name VARCHAR2(20),
+	job VARCHAR2(20),	
+	salary NUMBER(10),
+	commission NUMBER(10));
+
+INSERT INTO Employee VALUES(7369,'JOHN','CLERK',7902,NULL);
+INSERT INTO Employee VALUES(7499,'PETER','SALESMAN',7698,300);
+INSERT INTO Employee VALUES(7521,'JEFF','SALESMAN',7698,500);
+INSERT INTO Employee VALUES(7566,'MARK','MANAGER',7839,NULL);
+INSERT INTO Employee VALUES(7654,'MARTIN','SALESMAN',7698,1400);
+INSERT INTO Employee VALUES(7698,'ADAM','MANAGER',7839,NULL);
+INSERT INTO Employee VALUES(7782,'CLARK','MANAGER',7839,NULL);
+INSERT INTO Employee VALUES(7788,'SCOTT','ANALYST',7566,NULL);
+INSERT INTO Employee VALUES(7839,'KING','PRESIDENT',NULL);
+INSERT INTO Employee VALUES(7844,'TURNER','SALESMAN',0);
+INSERT INTO Employee VALUES(7876,'ADAMS','CLERK',7788,NULL);
+INSERT INTO Employee VALUES(7900,'JAMES','CLERK',7698,NULL);
+INSERT INTO Employee VALUES(7902,'FORD','ANALYST',7566,NULL);
+INSERT INTO Employee VALUES(7934,'MILLER','CLERK',7782,NULL);
+
+COMMIT;
+
+SELECT * FROM EMPLOYEE;