Spring 什么是debezium解决方案来显示谁和何时删除记录日志?
我有SpringBoot+hibernate应用程序,现在我想使用debezium来捕获日期更改。 假设该类是我的POJO实体类之一:Spring 什么是debezium解决方案来显示谁和何时删除记录日志?,spring,hibernate,audit,cd,debezium,Spring,Hibernate,Audit,Cd,Debezium,我有SpringBoot+hibernate应用程序,现在我想使用debezium来捕获日期更改。 假设该类是我的POJO实体类之一: @Entity @Table(name = "app_user") public class User { @Id @GeneratedValue @Column(name = "id") private long id; @Column(name = "first_name") private String first
@Entity
@Table(name = "app_user")
public class User {
@Id @GeneratedValue
@Column(name = "id")
private long id;
@Column(name = "first_name")
private String firstName;
@Column(name = "last_name")
private String firstName;
// getters and setters are omitted for brevity
}
@Entity
@Table(name = "app_article")
public class Article {
@Id @GeneratedValue
@Column(name = "id")
private long id;
@Column(name = "title")
private String title;
@Column(name = "category")
private String category;
@ManyToOne
@JoinColumn(name = "created_by")
private User createdBy;
@ManyToOne
@JoinColumn(name = "updated_by")
private User updatedBy;
@Column(name = "created_date")
private Date createdDate;
@Column(name = "updated_date")
private Date updatedDate;
// getters and setters are omitted for brevity
}
现在,如果我创建一个新的文章
对象,并使用如下代码将其持久化:
Article article = new Article();
article.setId(1);
article.setTitle("Introduction to Debezium");
article.setCategory("auditing");
article.setCreatedBy(Utils.getCurrentUser());
article.setUpdatedBy(Utils.getCurrentUser());
article.setCreatedDate(new Date());
article.setUpdatedDate(new Date());
entityManager.persist(article);
然后再次加载并更改一些字段并将其保留:
Article art = entityManager.load(Article.class, 1);
art.setTitle("Introduction to Debezium for beginners");
art.setCategory("auditing and cdc");
art.setCreatedBy(Utils.getCurrentUser());
art.setUpdatedBy(Utils.getCurrentUser());
art.setCreatedDate(new Date());
art.setUpdatedDate(new Date());
entityManager.persist(art);
然后删除它:
entityManager.delete(Article.class, 1);
我可能会在每个步骤中看到如下日志:
// create
{
"payload" : {
"before" : null,
"after" : {
"id" : 1,
"title" : "Introduction to Debezium",
"category" : "auditing",
"created_by" : 1,
"updated_by" : 1,
"created_date" : "11/29/2017",
"updated_date" : "11/29/2017"
},
"source" : {
"name" : "dbserver1",
"server_id" : 223344,
"ts_sec" : 1500369632,
"gtid" : null,
"file" : "mysql-bin.000003",
"pos" : 364,
"row" : 0,
"snapshot" : null,
"thread" : 13,
"db" : "app",
"table" : "app_article"
},
"op" : "c",
"ts_ms" : 1500369632095
}
}
// update
{
"payload" : {
"before" : {
"id" : 1,
"title" : "Introduction to Debezium",
"category" : "auditing",
"created_by" : 1,
"updated_by" : 1,
"created_date" : "11/29/2017",
"updated_date" : "11/29/2017"
}
"after" : {
"id" : 1,
"title" : "Introduction to Debezium for beginners",
"category" : "auditing and cdc",
"created_by" : 1,
"updated_by" : 1,
"created_date" : "11/29/2017",
"updated_date" : "11/29/2017"
},
"source" : {
"name" : "dbserver1",
"server_id" : 223344,
"ts_sec" : 1500369632,
"gtid" : null,
"file" : "mysql-bin.000003",
"pos" : 364,
"row" : 0,
"snapshot" : null,
"thread" : 13,
"db" : "app",
"table" : "app_article"
},
"op" : "u",
"ts_ms" : 1500369632095
}
}
// delete
{
"payload" : {
"before" : {
"id" : 1,
"title" : "Introduction to Debezium for beginners",
"category" : "auditing and cdc",
"created_by" : 1,
"updated_by" : 1,
"created_date" : "11/29/2017",
"updated_date" : "11/29/2017"
},
"after": null,
"source" : {
"name" : "dbserver1",
"server_id" : 223344,
"ts_sec" : 1500369632,
"gtid" : null,
"file" : "mysql-bin.000003",
"pos" : 364,
"row" : 0,
"snapshot" : null,
"thread" : 13,
"db" : "app",
"table" : "app_article"
},
"op" : "d",
"ts_ms" : 1500369632095
}
}
正如您在上面看到的,我无法检测到如何从数据库中删除记录。我怎样才能解决这个问题?我应该使用类似Hibernate Enver的东西吗
作为补充?您可以使用逻辑删除,它实际上不会从表中删除文章
记录,只需设置一个删除
标志。这样,用户将成为传输的更新事件的一部分
然后,您可以实现某种(异步运行的)内务管理,物理上删除记录。执行此删除操作的(技术)用户对生成的删除事件不太感兴趣