Hibernate将表与其他审核表连接
我有一个带有修订的审计表,我想创建另一个与审计表修订有一对多关系的表。审核修订将指向新表数据。我该怎么做?我在一个项目中做了类似的事情,该项目有学生GPA(带修订的审计表),然后是一个带有Hibernate将表与其他审核表连接,hibernate,one-to-many,hibernate-envers,Hibernate,One To Many,Hibernate Envers,我有一个带有修订的审计表,我想创建另一个与审计表修订有一对多关系的表。审核修订将指向新表数据。我该怎么做?我在一个项目中做了类似的事情,该项目有学生GPA(带修订的审计表),然后是一个带有CurrentGpa的表,该表总是指向GPA表中的潜在客户修订。为此,我使用了以下结构: CurrentGpa.java @Entity(name = HibernateConsts.CURRENT_GPA_TABLE) public class CurrentGpa { protected Gpa gpa
CurrentGpa
的表,该表总是指向GPA
表中的潜在客户修订。为此,我使用了以下结构:
CurrentGpa.java
@Entity(name = HibernateConsts.CURRENT_GPA_TABLE)
public class CurrentGpa {
protected Gpa gpa;
protected Student student;
protected Long id;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = HibernateConsts.CURRENT_GPA_ID)
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
@OneToOne(optional = true, fetch= FetchType.EAGER)
@Fetch(FetchMode.JOIN)
@JoinColumn(name = HibernateConsts.GPA_FK)
public Gpa getGpa() {
return gpa;
}
public void setGpa(Gpa gpa) {
this.gpa = gpa;
}
@OneToOne(optional = true, fetch= FetchType.EAGER)
@Fetch(FetchMode.JOIN)
@JoinColumn(name = HibernateConsts.STUDENT_FK)
public Student getStudent() {
return student;
}
public void setStudent(Student student) {
this.student = student;
}
// ...
}
@Entity(name = HibernateConsts.GPA_TABLE)
@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
public abstract class Gpa {
protected Long studentId;
protected Double score;
protected LocalDate startDate;
protected LocalDate endDate;
protected LocalDate calculationDate;
protected Long id;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = HibernateConsts.GPA_ID)
public Long getId() { return id; }
public void setId(Long id) {
this.id = id;
}
@Column(name = HibernateConsts.STUDENT_FK)
public Long getStudentId() {
return studentId;
}
public void setStudentId(Long studentId) {
this.studentId = studentId;
}
@Column(name = HibernateConsts.GPA_SCORE)
public Double getScore() {
return score;
}
public void setScore(Double score) {
this.score = score;
}
@Column(name = HibernateConsts.GPA_START_DATE)
public LocalDate getStartDate() {
return startDate;
}
public void setStartDate(LocalDate startDate) {
this.startDate = startDate;
}
@Column(name = HibernateConsts.GPA_END_DATE)
public LocalDate getEndDate() {
return endDate;
}
// ...
}
Gpa.java
@Entity(name = HibernateConsts.CURRENT_GPA_TABLE)
public class CurrentGpa {
protected Gpa gpa;
protected Student student;
protected Long id;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = HibernateConsts.CURRENT_GPA_ID)
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
@OneToOne(optional = true, fetch= FetchType.EAGER)
@Fetch(FetchMode.JOIN)
@JoinColumn(name = HibernateConsts.GPA_FK)
public Gpa getGpa() {
return gpa;
}
public void setGpa(Gpa gpa) {
this.gpa = gpa;
}
@OneToOne(optional = true, fetch= FetchType.EAGER)
@Fetch(FetchMode.JOIN)
@JoinColumn(name = HibernateConsts.STUDENT_FK)
public Student getStudent() {
return student;
}
public void setStudent(Student student) {
this.student = student;
}
// ...
}
@Entity(name = HibernateConsts.GPA_TABLE)
@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
public abstract class Gpa {
protected Long studentId;
protected Double score;
protected LocalDate startDate;
protected LocalDate endDate;
protected LocalDate calculationDate;
protected Long id;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = HibernateConsts.GPA_ID)
public Long getId() { return id; }
public void setId(Long id) {
this.id = id;
}
@Column(name = HibernateConsts.STUDENT_FK)
public Long getStudentId() {
return studentId;
}
public void setStudentId(Long studentId) {
this.studentId = studentId;
}
@Column(name = HibernateConsts.GPA_SCORE)
public Double getScore() {
return score;
}
public void setScore(Double score) {
this.score = score;
}
@Column(name = HibernateConsts.GPA_START_DATE)
public LocalDate getStartDate() {
return startDate;
}
public void setStartDate(LocalDate startDate) {
this.startDate = startDate;
}
@Column(name = HibernateConsts.GPA_END_DATE)
public LocalDate getEndDate() {
return endDate;
}
// ...
}
从中查看我的答案我不想更改修订信息表我只想将修订用作与其他表的关系。啊,好的,在这种情况下,您可以简单地映射默认修订实体(org.hibernate.envers.DefaultRevisionEntity)在您所需的实体表中。好的,谢谢。您能用一些示例将您的评论作为答案吗?请将其标记为:)如果我下面的回答有帮助,你介意接受吗?