TylorMin的博客

package com.xinhua.xpm.core.model;import java.io.Serializable;import java.util.Date;import javax.persistence.Column;import javax.persistence.Embeddable;import javax.persistence.JoinColumn;import javax...

1.主键关联 ---联合主键        @Id @ManyToOne @JoinColumn(name="PRJ_ID", nullable=false) private PrjBaseInfo prjId; //所属项目 @Id @Temporal(TemporalType.TIMESTAMP) @Column(name = "CREATE_TIME", nullable = false) ...