TYPEORM - Nestjs - Entity(ONETOMANY, MANYTOONE)

 

UserEntity의 user_id를 CartEntity에서 일대 다의 관계

 

@Entity('users')
export class UserEntity {
  @PrimaryGeneratedColumn()
  _id: number;

  @Column({ type: 'text', nullable: false })
  name: string;

  @Column({ default: false, nullable: false })
  password: boolean;

  @OneToMany(() => CartEntity, (carts) => carts.user)
  carts: CartEntity[];
}

@Entity('carts')
export class CartEntity {
  @PrimaryGeneratedColumn()
  _id: number;

  @Column({ nullable: false, default: null })
  product: string;

  @Column({ nullable: false, default: null })
  quntity: number;

  @ManyToOne(() => VideoEntity, (user) => user.carts)
  @JoinColumn({ name: 'user_id' })
  user: UserEntity;
}