hibernate生成的默认的属性值

    xiaoxiao2021-12-14  20

    package com.wls.hibernate.bean; import java.util.Date; import java.util.StringTokenizer; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.Table; import org.hibernate.annotations.Formula; import org.hibernate.annotations.Generated; import org.hibernate.annotations.GenerationTime; @Entity //@Immutable @Table(name="TB_USERS") //@org.hibernate.annotations.DynamicUpdate public class User { @Id @GeneratedValue(strategy=GenerationType.AUTO) private Long id; private String firstName; private String lastName; private Integer age; private String email; @Generated(GenerationTime.INSERT)//hibernate默认值设置 @Column(columnDefinition=" INT default 1 ") private float sex; @Formula("(select avg(t.age) from TB_USERS t)")//formula属性测试 private String avgAge; @Column(updatable=false,insertable=false)//数据库生成值测试 @Generated(GenerationTime.INSERT) private Date modified; public String getName() { return firstName+" "+lastName; } public void setName(String name) { StringTokenizer tokenizer=new StringTokenizer(name); firstName=tokenizer.nextToken(); lastName=tokenizer.nextToken(); } public Long getId() { return id; } public void setId(Long id) { this.id = id; } public Integer getAge() { return age; } public void setAge(Integer age) { this.age = age; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getAvgAge() { return avgAge; } public void setAvgAge(String avgAge) { this.avgAge = avgAge; } }

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