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JAVA-41258: Moving some article links on Github - hibernate-queries (#18068)
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‎persistence-modules/hibernate-queries-2/README.md

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## Relevant Article:
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- [ON CONFLICT Clause for Hibernate Insert Queries](https://www.baeldung.com/hibernate-insert-query-on-conflict-clause)
3+
- [Get All Data from a Table with Hibernate](https://www.baeldung.com/hibernate-select-all)
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- [Hibernate Query Plan Cache](https://www.baeldung.com/hibernate-query-plan-cache)
5+
- [Hibernate’s addScalar() Method](https://www.baeldung.com/hibernate-addscalar)
6+
- [Distinct Queries in HQL](https://www.baeldung.com/java-hql-distinct)
7+
- [Database Keywords as Columns in Hibernate Entities](https://www.baeldung.com/java-hibernate-db-keywords-as-columns)
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- [Get List of Entity From Database in Hibernate](https://www.baeldung.com/java-hibernate-fetch-entity-list)

‎persistence-modules/hibernate-queries-2/pom.xml

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</parent>
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<dependencies>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-context</artifactId>
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<version>${org.springframework.version}</version>
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</dependency>
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<dependency>
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<groupId>org.hibernate.orm</groupId>
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<artifactId>hibernate-core</artifactId>
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<artifactId>mariaDB4j</artifactId>
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<version>${mariaDB4j.version}</version>
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</dependency>
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<dependency>
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<groupId>org.openjdk.jmh</groupId>
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<artifactId>jmh-generator-annprocess</artifactId>
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<version>${jmh-generator.version}</version>
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</dependency>
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<dependency>
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<groupId>org.testcontainers</groupId>
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<artifactId>mysql</artifactId>
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<version>${testcontainers.mysql.version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>com.mysql</groupId>
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<artifactId>mysql-connector-j</artifactId>
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<version>${mysql.version}</version>
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</dependency>
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</dependencies>
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<build>
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</build>
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<properties>
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<org.springframework.version>6.0.6</org.springframework.version>
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<mariaDB4j.version>2.6.0</mariaDB4j.version>
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<h2.version>2.1.214</h2.version>
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<testcontainers.mysql.version>1.17.6</testcontainers.mysql.version>
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<mysql.version>8.2.0</mysql.version>
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</properties>
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</project>

‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/HibernateUtil.java

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import java.net.URL;
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import java.util.Properties;
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import com.baeldung.hibernate.distinct.entities.Comment;
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import com.baeldung.hibernate.distinct.entities.Post;
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import com.baeldung.hibernate.entities.DeptEmployee;
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import org.apache.commons.lang3.StringUtils;
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import org.hibernate.SessionFactory;
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import org.hibernate.boot.Metadata;
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metadataSources.addPackage("com.baeldung.hibernate.pojo");
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metadataSources.addAnnotatedClass(Student.class);
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metadataSources.addAnnotatedClass(Comment.class);
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metadataSources.addAnnotatedClass(Post.class);
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metadataSources.addAnnotatedClass(DeptEmployee.class);
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metadataSources.addAnnotatedClass(com.baeldung.hibernate.entities.Department.class);
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Metadata metadata = metadataSources.getMetadataBuilder()
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.build();

‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/distinct/entities/Comment.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/distinct/entities/Comment.java

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‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/distinct/entities/Post.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/distinct/entities/Post.java

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‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/entities/Department.java

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package com.baeldung.hibernate.entities;
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import java.util.List;
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import jakarta.persistence.*;
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@Entity
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public class Department {
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@Id
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@GeneratedValue(strategy = GenerationType.SEQUENCE)
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private long id;
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private String name;
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@OneToMany(mappedBy="department")
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private List<DeptEmployee> employees;
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public Department(String name) {
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this.name = name;
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}
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public long getId() {
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return id;
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}
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public void setId(long id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public List<DeptEmployee> getEmployees() {
39+
return employees;
40+
}
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42+
public void setEmployees(List<DeptEmployee> employees) {
43+
this.employees = employees;
44+
}
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}

‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/entities/DeptEmployee.java

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package com.baeldung.hibernate.entities;
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import jakarta.persistence.Entity;
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import jakarta.persistence.GeneratedValue;
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import jakarta.persistence.GenerationType;
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import jakarta.persistence.Id;
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import jakarta.persistence.ManyToOne;
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@org.hibernate.annotations.NamedQueries({ @org.hibernate.annotations.NamedQuery(name = "DeptEmployee_FindByEmployeeNumber", query = "from DeptEmployee where employeeNumber = :employeeNo"),
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@org.hibernate.annotations.NamedQuery(name = "DeptEmployee_FindAllByDesgination", query = "from DeptEmployee where employeeNumber = :employeeNumber"),
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@org.hibernate.annotations.NamedQuery(name = "DeptEmployee_UpdateEmployeeDepartment", query = "Update DeptEmployee set department = :newDepartment where employeeNumber = :employeeNo"),
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@org.hibernate.annotations.NamedQuery(name = "DeptEmployee_FindAllByDepartment", query = "from DeptEmployee where department = :department", timeout = 1, fetchSize = 10) })
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@org.hibernate.annotations.NamedNativeQueries({ @org.hibernate.annotations.NamedNativeQuery(name = "DeptEmployee_FindByEmployeeName", query = "select * from deptemployee emp where name=:name", resultClass = DeptEmployee.class),
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@org.hibernate.annotations.NamedNativeQuery(name = "DeptEmployee_UpdateEmployeeDesignation", query = "call UPDATE_EMPLOYEE_DESIGNATION(:employeeNumber, :newDesignation)", resultClass = DeptEmployee.class) })
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@Entity
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public class DeptEmployee {
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@Id
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@GeneratedValue(strategy = GenerationType.SEQUENCE)
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private long id;
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private String employeeNumber;
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private String title;
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private String name;
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@ManyToOne
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private Department department;
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public DeptEmployee(String name, String employeeNumber, Department department) {
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this.name = name;
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this.employeeNumber = employeeNumber;
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this.department = department;
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}
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36+
public DeptEmployee(String name, String employeeNumber, String title, Department department) {
37+
super();
38+
this.name = name;
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this.employeeNumber = employeeNumber;
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this.title = title;
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this.department = department;
42+
}
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44+
public long getId() {
45+
return id;
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}
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public void setId(long id) {
49+
this.id = id;
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}
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public String getEmployeeNumber() {
53+
return employeeNumber;
54+
}
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public void setEmployeeNumber(String employeeNumber) {
57+
this.employeeNumber = employeeNumber;
58+
}
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public String getName() {
61+
return name;
62+
}
63+
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public void setName(String name) {
65+
this.name = name;
66+
}
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68+
public Department getDepartment() {
69+
return department;
70+
}
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public void setDepartment(Department department) {
73+
this.department = department;
74+
}
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public String getTitle() {
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return title;
78+
}
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80+
public void setTitle(String title) {
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this.title = title;
82+
}
83+
}

‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/findall/FindAll.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/findall/FindAll.java

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@@ -20,11 +20,11 @@ public FindAll(Session session) {
2020
this.session = session;
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}
2222

23-
public List<Student> findAllWithJpql() {
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public List<Student> findAllStudentsWithJpql() {
2424
return session.createQuery("SELECT a FROM Student a", Student.class).getResultList();
2525
}
2626

27-
public List<Student> findAllWithCriteriaQuery() {
27+
public List<Student> findAllStudentsWithCriteriaQuery() {
2828
CriteriaBuilder cb = session.getCriteriaBuilder();
2929
CriteriaQuery<Student> cq = cb.createQuery(Student.class);
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Root<Student> rootEntry = cq.from(Student.class);

‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/keywords/BrokenPhoneOrder.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/keywords/BrokenPhoneOrder.java

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‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/keywords/PhoneOrder.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/keywords/PhoneOrder.java

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‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/listentity/entity/Department.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/listentity/entity/Department.java

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‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/listentity/entity/Employee.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/listentity/entity/Employee.java

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‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/listentity/service/EmployeeService.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/listentity/service/EmployeeService.java

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‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/pojo/Student.java

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private String name;
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17+
private int age;
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1719
public Student() {
1820
}
1921

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public Student(String name, int age) {
23+
this.name = name;
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this.age = age;
25+
}
26+
2027
public Student(String name) {
2128
this.name = name;
2229
}
@@ -36,4 +43,13 @@ public String getName() {
3643
public void setName(String name) {
3744
this.name = name;
3845
}
46+
47+
public int getAge() {
48+
return age;
49+
}
50+
51+
public void setAge(int age) {
52+
this.age = age;
53+
}
54+
3955
}

‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/scalarmethod/HibernateScalarExample.java renamed to ‎persistence-modules/hibernate-queries-2/src/main/java/com/baeldung/hibernate/scalarmethod/HibernateScalarExample.java

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‎persistence-modules/hibernate-queries-2/src/test/java/com/baeldung/hibernate/HibernateOnConflictUnitTest.java

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4949
long rowCountBefore = getRowCount();
5050
int updated = session.createMutationQuery("""
51-
insert into Student (studentId, name) values (2, 'Sean')
51+
insert into Student (studentId, name, age) values (2, 'Sean', 20)
5252
on conflict(studentId) do update
5353
set name = excluded.name
5454
""")
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long rowCountBefore = getRowCount();
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int updated = session.createMutationQuery("""
67-
insert into Student (studentId, name) values (1, 'Sean')
67+
insert into Student (studentId, name, age) values (1, 'Sean', 20)
6868
on conflict(studentId) do update
6969
set name = excluded.name
7070
""")
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7979
public void givenInsertQueryWithOnConflictClause_whenNoConflcitDoNothing_ThenInsertNewRecord() {
8080
long rowCountBefore = getRowCount();
8181
int updated = session.createMutationQuery("""
82-
insert into Student (studentId, name) values (2, 'Sean')
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insert into Student (studentId, name, age) values (2, 'Sean', 20)
8383
on conflict do nothing
8484
""")
8585
.executeUpdate();
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public void givenInsertQueryWithOnConflictClause_whenOnConflcitDoNothing_ThenErrorIsLogged() {
9494
long rowCountBefore = getRowCount();
9595
int updated = session.createMutationQuery("""
96-
insert into Student (studentId, name) values (1, 'Sean')
96+
insert into Student (studentId, name, age) values (1, 'Sean', 20)
9797
on conflict do nothing
9898
""")
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.executeUpdate();

‎persistence-modules/hibernate-queries/src/test/java/com/baeldung/hibernate/distinct/entities/DistinctHqlQueriesUnitTest.java renamed to ‎persistence-modules/hibernate-queries-2/src/test/java/com/baeldung/hibernate/distinct/entities/DistinctHqlQueriesUnitTest.java

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‎persistence-modules/hibernate-queries/src/test/java/com/baeldung/hibernate/findall/FindAllUnitTest.java renamed to ‎persistence-modules/hibernate-queries-2/src/test/java/com/baeldung/hibernate/findall/FindAllUnitTest.java

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@Test
5353
public void givenCriteriaQuery_WhenFindAll_ThenGetAllPersons() {
54-
List<Student> list = findAll.findAllWithCriteriaQuery();
54+
List<Student> list = findAll.findAllStudentsWithCriteriaQuery();
5555
assertEquals(3, list.size());
5656
}
5757

5858
@Test
5959
public void givenJpql_WhenFindAll_ThenGetAllPersons() {
60-
List<Student> list = findAll.findAllWithJpql();
60+
List<Student> list = findAll.findAllStudentsWithJpql();
6161
assertEquals(3, list.size());
6262
}
6363
}

‎persistence-modules/hibernate-queries/src/test/java/com/baeldung/hibernate/keywords/HibernateKeywordsApplicationManualTest.java renamed to ‎persistence-modules/hibernate-queries-2/src/test/java/com/baeldung/hibernate/keywords/HibernateKeywordsApplicationManualTest.java

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‎persistence-modules/hibernate-queries/src/test/java/com/baeldung/hibernate/queryplancache/QueryPlanCacheBenchmark.java renamed to ‎persistence-modules/hibernate-queries-2/src/test/java/com/baeldung/hibernate/queryplancache/QueryPlanCacheBenchmark.java

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‎persistence-modules/hibernate-queries/src/test/java/com/baeldung/hibernate/scalarmethod/HibernateScalarExampleUnitTest.java renamed to ‎persistence-modules/hibernate-queries-2/src/test/java/com/baeldung/hibernate/scalarmethod/HibernateScalarExampleUnitTest.java

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‎persistence-modules/hibernate-queries/src/test/resources/keywords/hibernate.keywords.cfg.xml renamed to ‎persistence-modules/hibernate-queries-2/src/test/resources/keywords/hibernate.keywords.cfg.xml

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‎persistence-modules/hibernate-queries/src/test/resources/keywords/init.sql renamed to ‎persistence-modules/hibernate-queries-2/src/test/resources/keywords/init.sql

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‎persistence-modules/hibernate-queries/README.md

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@@ -6,11 +6,5 @@ This module contains articles about use of Queries in Hibernate.
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- [JPA Criteria Queries](https://www.baeldung.com/hibernate-criteria-queries)
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- [Criteria Queries Using JPA Metamodel](https://www.baeldung.com/hibernate-criteria-queries-metamodel)
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- [Get All Data from a Table with Hibernate](https://www.baeldung.com/hibernate-select-all)
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- [Hibernate Named Query](https://www.baeldung.com/hibernate-named-query)
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- [Hibernate Query Plan Cache](https://www.baeldung.com/hibernate-query-plan-cache)
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- [Hibernate’s addScalar() Method](https://www.baeldung.com/hibernate-addscalar)
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- [Distinct Queries in HQL](https://www.baeldung.com/java-hql-distinct)
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- [JPA and Hibernate – Criteria vs. JPQL vs. HQL Query](https://www.baeldung.com/jpql-hql-criteria-query)
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- [Database Keywords as Columns in Hibernate Entities](https://www.baeldung.com/java-hibernate-db-keywords-as-columns)
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- [Get List of Entity From Database in Hibernate](https://www.baeldung.com/java-hibernate-fetch-entity-list)

‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/HibernateUtil.java

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import org.hibernate.service.ServiceRegistry;
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import com.baeldung.hibernate.customtypes.LocalDateStringType;
16-
import com.baeldung.hibernate.distinct.entities.Post;
17-
import com.baeldung.hibernate.distinct.entities.Comment;
1816
import com.baeldung.hibernate.entities.DeptEmployee;
1917
import com.baeldung.hibernate.pojo.Item;
2018
import com.baeldung.hibernate.pojo.Student;
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4442
metadataSources.addAnnotatedClass(Student.class);
4543
metadataSources.addAnnotatedClass(DeptEmployee.class);
4644
metadataSources.addAnnotatedClass(com.baeldung.hibernate.entities.Department.class);
47-
metadataSources.addAnnotatedClass(Comment.class);
48-
metadataSources.addAnnotatedClass(Post.class);
4945
metadataSources.addAnnotatedClass(Item.class);
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Metadata metadata = metadataSources.getMetadataBuilder()

‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/entities/Department.java

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package com.baeldung.hibernate.entities;
22

3-
import java.util.List;
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import jakarta.persistence.*;
64

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import java.util.List;
6+
77
@Entity
88
public class Department {
99
@Id

‎persistence-modules/hibernate-queries/src/main/java/com/baeldung/hibernate/entities/DeptEmployee.java

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package com.baeldung.hibernate.entities;
22

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import jakarta.persistence.Entity;
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import jakarta.persistence.GeneratedValue;
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import jakarta.persistence.GenerationType;
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import jakarta.persistence.Id;
7-
import jakarta.persistence.ManyToOne;
3+
import jakarta.persistence.*;
84

95
@org.hibernate.annotations.NamedQueries({ @org.hibernate.annotations.NamedQuery(name = "DeptEmployee_FindByEmployeeNumber", query = "from DeptEmployee where employeeNumber = :employeeNo"),
106
@org.hibernate.annotations.NamedQuery(name = "DeptEmployee_FindAllByDesgination", query = "from DeptEmployee where employeeNumber = :employeeNumber"),

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