backend/src/main/java/nju/seec/helper/entity/Choose.java

package nju.seec.helper.entity;

import lombok.Data;
import lombok.experimental.Accessors;

import javax.persistence.*;

/**
 * @author cst
 */
@Data
@Accessors(chain = true)
@Entity
@Table(name = "choose",
        uniqueConstraints = @UniqueConstraint(columnNames = {"course_id", "student_id"}))
public class Choose {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Integer id;

    @Column(name = "course_id", nullable = false)
    private Integer courseId;

    @Column(name = "student_id", nullable = false)
    private Integer studentId;
}