Merge branch 'master' into master

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/basicannotation/Course.java

@@ -0,0 +1,33 @@
+package com.baeldung.jpa.basicannotation;
+
+import javax.persistence.Basic;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.Id;
+
+@Entity
+public class Course {
+
+    @Id
+    private int id;
+
+    @Basic(optional = false, fetch = FetchType.LAZY)
+    private String name;
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}
+

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/defaultvalues/User.java

@@ -0,0 +1,54 @@
+package com.baeldung.jpa.defaultvalues;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+@Entity
+public class User {
+
+    @Id
+    private Long id;
+
+    @Column(columnDefinition = "varchar(255) default 'John Snow'")
+    private String name = "John Snow";
+
+    @Column(columnDefinition = "integer default 25")
+    private Integer age = 25;
+
+    @Column(columnDefinition = "boolean default false")
+    private Boolean locked = false;
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getAge() {
+        return age;
+    }
+
+    public void setAge(Integer age) {
+        this.age = age;
+    }
+
+    public Boolean getLocked() {
+        return locked;
+    }
+
+    public void setLocked(Boolean locked) {
+        this.locked = locked;
+    }
+}

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/defaultvalues/UserRepository.java

@@ -0,0 +1,36 @@
+package com.baeldung.jpa.defaultvalues;
+
+import javax.persistence.EntityManager;
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.Persistence;
+
+public class UserRepository {
+
+    private EntityManagerFactory emf = null;
+
+    public UserRepository() {
+        emf = Persistence.createEntityManagerFactory("entity-default-values");
+    }
+
+    public User find(Long id) {
+        EntityManager entityManager = emf.createEntityManager();
+        User user = entityManager.find(User.class, id);
+        entityManager.close();
+        return user;
+    }
+
+    public void save(User user, Long id) {
+        user.setId(id);
+
+        EntityManager entityManager = emf.createEntityManager();
+        entityManager.getTransaction().begin();
+        entityManager.persist(user);
+        entityManager.getTransaction().commit();
+        entityManager.close();
+    }
+
+    public void clean() {
+        emf.close();
+    }
+
+}

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/enums/Article.java

@@ -0,0 +1,91 @@
+package com.baeldung.jpa.enums;
+
+import javax.persistence.*;
+
+@Entity
+public class Article {
+
+    @Id
+    private int id;
+
+    private String title;
+
+    @Enumerated(EnumType.ORDINAL)
+    private Status status;
+
+    @Enumerated(EnumType.STRING)
+    private Type type;
+
+    @Basic
+    private int priorityValue;
+
+    @Transient
+    private Priority priority;
+
+    private Category category;
+
+    public Article() {
+    }
+
+    @PostLoad
+    void fillTransient() {
+        if (priorityValue > 0) {
+            this.priority = Priority.of(priorityValue);
+        }
+    }
+
+    @PrePersist
+    void fillPersistent() {
+        if (priority != null) {
+            this.priorityValue = priority.getPriority();
+        }
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public Status getStatus() {
+        return status;
+    }
+
+    public void setStatus(Status status) {
+        this.status = status;
+    }
+
+    public Type getType() {
+        return type;
+    }
+
+    public void setType(Type type) {
+        this.type = type;
+    }
+
+    public Priority getPriority() {
+        return priority;
+    }
+
+    public void setPriority(Priority priority) {
+        this.priority = priority;
+    }
+
+    public Category getCategory() {
+        return category;
+    }
+
+    public void setCategory(Category category) {
+        this.category = category;
+    }
+}

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/enums/Category.java

@@ -0,0 +1,17 @@
+package com.baeldung.jpa.enums;
+
+import java.util.stream.Stream;
+
+public enum Category {
+    SPORT("S"), MUSIC("M"), TECHNOLOGY("T");
+
+    private String code;
+
+    Category(String code) {
+        this.code = code;
+    }
+
+    public String getCode() {
+        return code;
+    }
+}

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/enums/CategoryConverter.java

@@ -0,0 +1,28 @@
+package com.baeldung.jpa.enums;
+
+import javax.persistence.AttributeConverter;
+import javax.persistence.Converter;
+import java.util.stream.Stream;
+
+@Converter(autoApply = true)
+public class CategoryConverter implements AttributeConverter<Category, String> {
+    @Override
+    public String convertToDatabaseColumn(Category category) {
+        if (category == null) {
+            return null;
+        }
+        return category.getCode();
+    }
+
+    @Override
+    public Category convertToEntityAttribute(final String code) {
+        if (code == null) {
+            return null;
+        }
+
+        return Stream.of(Category.values())
+                .filter(c -> c.getCode().equals(code))
+                .findFirst()
+                .orElseThrow(IllegalArgumentException::new);
+    }
+}

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/enums/Priority.java

@@ -0,0 +1,24 @@
+package com.baeldung.jpa.enums;
+
+import java.util.stream.Stream;
+
+public enum Priority {
+    LOW(100), MEDIUM(200), HIGH(300);
+
+    private int priority;
+
+    private Priority(int priority) {
+        this.priority = priority;
+    }
+
+    public int getPriority() {
+        return priority;
+    }
+
+    public static Priority of(int priority) {
+        return Stream.of(Priority.values())
+                .filter(p -> p.getPriority() == priority)
+                .findFirst()
+                .orElseThrow(IllegalArgumentException::new);
+    }
+}

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/enums/Status.java

@@ -0,0 +1,5 @@
+package com.baeldung.jpa.enums;
+
+public enum Status {
+    OPEN, REVIEW, APPROVED, REJECTED;
+}

persistence-modules/java-jpa/src/main/java/com/baeldung/jpa/enums/Type.java

@@ -0,0 +1,5 @@
+package com.baeldung.jpa.enums;
+
+enum Type {
+    INTERNAL, EXTERNAL;
+}

persistence-modules/java-jpa/src/main/resources/META-INF/persistence.xml

@@ -1,153 +1,166 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
-             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-             xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence
-             http://xmlns.jcp.org/xml/ns/persistence/persistence_2_2.xsd"
-             version="2.2">
-
-    <persistence-unit name="java-jpa-scheduled-day">
-        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
-        <class>com.baeldung.sqlresultsetmapping.ScheduledDay</class>
-        <class>com.baeldung.sqlresultsetmapping.Employee</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
-            <property name="javax.persistence.jdbc.url"
-                      value="jdbc:h2:mem:test;INIT=RUNSCRIPT FROM 'classpath:database.sql'"/>
-            <property name="javax.persistence.jdbc.user" value="sa"/>
-            <property name="javax.persistence.jdbc.password" value=""/>
-            <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
-            <!--<property name="hibernate.hbm2ddl.auto" value="create-drop" />-->
-            <property name="show_sql" value="true"/>
-            <property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
-        </properties>
-    </persistence-unit>
-
-    <persistence-unit name="jpa-h2">
-        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
-        <class>com.baeldung.jpa.stringcast.Message</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
-            <property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test"/>
-            <property name="javax.persistence.jdbc.user" value="sa"/>
-            <property name="javax.persistence.jdbc.password" value=""/>
-            <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
-            <property name="hibernate.hbm2ddl.auto" value="create-drop"/>
-            <property name="show_sql" value="true"/>
-            <property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
-        </properties>
-    </persistence-unit>
-
-    <persistence-unit name="jpa-db">
-        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
-        <class>com.baeldung.jpa.model.Car</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-            <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver"/>
-            <property name="javax.persistence.jdbc.url" value="jdbc:mysql://127.0.0.1:3306/baeldung"/>
-            <property name="javax.persistence.jdbc.user" value="baeldung"/>
-            <property name="javax.persistence.jdbc.password" value="YourPassword"/>
-            <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect"/>
-            <property name="hibernate.show_sql" value="true"/>
-        </properties>
-    </persistence-unit>
-
-    <persistence-unit name="entity-graph-pu" transaction-type="RESOURCE_LOCAL">
-        <class>com.baeldung.jpa.entitygraph.model.Post</class>
-        <class>com.baeldung.jpa.entitygraph.model.User</class>
-        <class>com.baeldung.jpa.entitygraph.model.Comment</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-
-            <!--H2-->
-            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
-            <property name="javax.persistence.jdbc.url"
-                      value="jdbc:h2:mem:entitygraphdb;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE"/>
-
-            <property name="javax.persistence.schema-generation.database.action" value="drop-and-create"/>
-            <property name="javax.persistence.sql-load-script-source" value="data-init.sql"/>
-        </properties>
-    </persistence-unit>
-
-    <persistence-unit name="java8-datetime-postgresql" transaction-type="RESOURCE_LOCAL">
-        <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
-        <class>com.baeldung.jpa.datetime.JPA22DateTimeEntity</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-            <property name="javax.persistence.jdbc.driver" value="org.postgresql.Driver"/>
-            <property name="javax.persistence.jdbc.url" value="jdbc:postgresql://localhost:5432/java8-datetime2"/>
-            <property name="javax.persistence.jdbc.user" value="postgres"/>
-            <property name="javax.persistence.jdbc.password" value="postgres"/>
-            <property name="javax.persistence.schema-generation.database.action" value="drop-and-create"/>
-
-            <!-- configure logging -->
-            <property name="eclipselink.logging.level" value="INFO"/>
-            <property name="eclipselink.logging.level.sql" value="FINE"/>
-            <property name="eclipselink.logging.parameters" value="true"/>
-        </properties>
-    </persistence-unit>
-    
-    <persistence-unit name="jpa-h2-criteria">
-        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
-        <class>com.baeldung.jpa.criteria.entity.Item</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-            <property name="javax.persistence.jdbc.driver"
-                      value="org.h2.Driver" />
-            <property name="javax.persistence.jdbc.url"
-                      value="jdbc:h2:mem:test" />
-            <property name="javax.persistence.jdbc.user" value="sa" />
-            <property name="javax.persistence.jdbc.password" value="" />
-            <property name="hibernate.dialect"
-                      value="org.hibernate.dialect.H2Dialect" />
-            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
-            <property name="show_sql" value="true" />
-            <property name="hibernate.temp.use_jdbc_metadata_defaults"
-                      value="false" />
-            <property name="javax.persistence.sql-load-script-source" value="item.sql"/>
-        </properties>
-    </persistence-unit>
-        
-    <persistence-unit name="jpa-query-types">
-        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
-        <class>com.baeldung.jpa.querytypes.UserEntity</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-            <property name="javax.persistence.jdbc.driver"
-                      value="org.h2.Driver" />
-            <property name="javax.persistence.jdbc.url"
-                      value="jdbc:h2:mem:test" />
-            <property name="javax.persistence.jdbc.user" value="sa" />
-            <property name="javax.persistence.jdbc.password" value="" />
-            <property name="hibernate.dialect"
-                      value="org.hibernate.dialect.H2Dialect" />
-            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
-            <property name="show_sql" value="true" />
-            <property name="hibernate.temp.use_jdbc_metadata_defaults"
-                      value="false" />
-            <property name="javax.persistence.sql-load-script-source" value="users.sql"/>
-        </properties>
-    </persistence-unit>
-    
-    <persistence-unit name="jpa-entity-definition">
-        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
-        <class>com.baeldung.jpa.entity.Student</class>
-        <exclude-unlisted-classes>true</exclude-unlisted-classes>
-        <properties>
-            <property name="javax.persistence.jdbc.driver"
-                      value="org.h2.Driver" />
-            <property name="javax.persistence.jdbc.url"
-                      value="jdbc:h2:mem:test" />
-            <property name="javax.persistence.jdbc.user" value="sa" />
-            <property name="javax.persistence.jdbc.password" value="" />
-            <property name="hibernate.dialect"
-                      value="org.hibernate.dialect.H2Dialect" />
-            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
-            <property name="show_sql" value="true" />
-            <property name="hibernate.temp.use_jdbc_metadata_defaults"
-                      value="false" />
-        </properties>
-    </persistence-unit>
-
+<?xml version="1.0" encoding="UTF-8"?>
+<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
+             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+             xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence
+             http://xmlns.jcp.org/xml/ns/persistence/persistence_2_2.xsd"
+             version="2.2">
+
+    <persistence-unit name="java-jpa-scheduled-day">
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
+        <class>com.baeldung.sqlresultsetmapping.ScheduledDay</class>
+        <class>com.baeldung.sqlresultsetmapping.Employee</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
+            <property name="javax.persistence.jdbc.url"
+                      value="jdbc:h2:mem:test;INIT=RUNSCRIPT FROM 'classpath:database.sql'"/>
+            <property name="javax.persistence.jdbc.user" value="sa"/>
+            <property name="javax.persistence.jdbc.password" value=""/>
+            <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
+            <!--<property name="hibernate.hbm2ddl.auto" value="create-drop" />-->
+            <property name="show_sql" value="true"/>
+            <property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
+        </properties>
+    </persistence-unit>
+
+    <persistence-unit name="jpa-h2">
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
+        <class>com.baeldung.jpa.stringcast.Message</class>
+        <class>com.baeldung.jpa.enums.Article</class>
+        <class>com.baeldung.jpa.enums.CategoryConverter</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
+            <property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test"/>
+            <property name="javax.persistence.jdbc.user" value="sa"/>
+            <property name="javax.persistence.jdbc.password" value=""/>
+            <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
+            <property name="hibernate.hbm2ddl.auto" value="create-drop"/>
+            <property name="show_sql" value="true"/>
+            <property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
+        </properties>
+    </persistence-unit>
+
+    <persistence-unit name="jpa-db">
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
+        <class>com.baeldung.jpa.model.Car</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver"/>
+            <property name="javax.persistence.jdbc.url" value="jdbc:mysql://127.0.0.1:3306/baeldung"/>
+            <property name="javax.persistence.jdbc.user" value="baeldung"/>
+            <property name="javax.persistence.jdbc.password" value="YourPassword"/>
+            <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect"/>
+            <property name="hibernate.show_sql" value="true"/>
+        </properties>
+    </persistence-unit>
+
+    <persistence-unit name="entity-graph-pu" transaction-type="RESOURCE_LOCAL">
+        <class>com.baeldung.jpa.entitygraph.model.Post</class>
+        <class>com.baeldung.jpa.entitygraph.model.User</class>
+        <class>com.baeldung.jpa.entitygraph.model.Comment</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+
+            <!--H2-->
+            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
+            <property name="javax.persistence.jdbc.url"
+                      value="jdbc:h2:mem:entitygraphdb;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE"/>
+
+            <property name="javax.persistence.schema-generation.database.action" value="drop-and-create"/>
+            <property name="javax.persistence.sql-load-script-source" value="data-init.sql"/>
+        </properties>
+    </persistence-unit>
+
+    <persistence-unit name="java8-datetime-postgresql" transaction-type="RESOURCE_LOCAL">
+        <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
+        <class>com.baeldung.jpa.datetime.JPA22DateTimeEntity</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver" value="org.postgresql.Driver"/>
+            <property name="javax.persistence.jdbc.url" value="jdbc:postgresql://localhost:5432/java8-datetime2"/>
+            <property name="javax.persistence.jdbc.user" value="postgres"/>
+            <property name="javax.persistence.jdbc.password" value="postgres"/>
+            <property name="javax.persistence.schema-generation.database.action" value="drop-and-create"/>
+
+            <!-- configure logging -->
+            <property name="eclipselink.logging.level" value="INFO"/>
+            <property name="eclipselink.logging.level.sql" value="FINE"/>
+            <property name="eclipselink.logging.parameters" value="true"/>
+        </properties>
+    </persistence-unit>
+
+    <persistence-unit name="jpa-h2-criteria">
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
+        <class>com.baeldung.jpa.criteria.entity.Item</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver"
+                      value="org.h2.Driver" />
+            <property name="javax.persistence.jdbc.url"
+                      value="jdbc:h2:mem:test" />
+            <property name="javax.persistence.jdbc.user" value="sa" />
+            <property name="javax.persistence.jdbc.password" value="" />
+            <property name="hibernate.dialect"
+                      value="org.hibernate.dialect.H2Dialect" />
+            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
+            <property name="show_sql" value="true" />
+            <property name="hibernate.temp.use_jdbc_metadata_defaults"
+                      value="false" />
+            <property name="javax.persistence.sql-load-script-source" value="item.sql"/>
+        </properties>
+    </persistence-unit>
+
+    <persistence-unit name="jpa-query-types">
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
+        <class>com.baeldung.jpa.querytypes.UserEntity</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver"
+                      value="org.h2.Driver" />
+            <property name="javax.persistence.jdbc.url"
+                      value="jdbc:h2:mem:test" />
+            <property name="javax.persistence.jdbc.user" value="sa" />
+            <property name="javax.persistence.jdbc.password" value="" />
+            <property name="hibernate.dialect"
+                      value="org.hibernate.dialect.H2Dialect" />
+            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
+            <property name="show_sql" value="true" />
+            <property name="hibernate.temp.use_jdbc_metadata_defaults"
+                      value="false" />
+            <property name="javax.persistence.sql-load-script-source" value="users.sql"/>
+        </properties>
+    </persistence-unit>
+
+    <persistence-unit name="entity-default-values">
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
+        <class>com.baeldung.jpa.defaultvalues.User</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver" />
+            <property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test" />
+            <property name="javax.persistence.jdbc.user" value="sa" />
+            <property name="javax.persistence.jdbc.password" value="" />
+            <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
+            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
+            <property name="show_sql" value="true" />
+            <property name="hibernate.temp.use_jdbc_metadata_defaults" value="false" />
+        </properties>
+    </persistence-unit>
+    
+    <persistence-unit name="jpa-entity-definition">
+        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
+        <class>com.baeldung.jpa.entity.Student</class>
+        <exclude-unlisted-classes>true</exclude-unlisted-classes>
+        <properties>
+            <property name="javax.persistence.jdbc.driver" value="org.h2.Driver" />
+            <property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test" />
+            <property name="javax.persistence.jdbc.user" value="sa" />
+            <property name="javax.persistence.jdbc.password" value="" />
+            <property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
+            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
+            <property name="show_sql" value="true" />
+            <property name="hibernate.temp.use_jdbc_metadata_defaults" value="false" />
+        </properties>
+    </persistence-unit>
 </persistence>