entity 연결 수정 및 코드정리

backend/src/mpt/entities/mpt.entity.ts

@@ -1,5 +1,5 @@
 import { BaseModel } from 'src/common/entities/base.entity';
-import { FarmModel } from 'src/farm/entities/farm.entity';
+import { CowModel } from 'src/cow/entities/cow.entity';
 import {
   Column,
   Entity,
@@ -254,7 +254,10 @@ export class MptModel extends BaseModel {
   creatine: number;
 
   // Relations
-  @ManyToOne(() => FarmModel, { onDelete: 'CASCADE' })
-  @JoinColumn({ name: 'fk_farm_no' })
-  farm: FarmModel;
+  @ManyToOne(() => CowModel, {
+    onDelete: 'CASCADE',
+    createForeignKeyConstraints: false
+  })
+  @JoinColumn({ name: 'cow_id', referencedColumnName: 'cowId' })
+  cow: CowModel;
 }