codestates / codestates/SIMSIMAE-server

[Error] user_category is not associated to Category (미해결)

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Description

### 어떤 에러인가요?
- 관계 정의해준 외래키를 불러오지 못해 발생한 오류
![image](https://user-images.githubusercontent.com/77980674/122099098-92c2ac00-ce4c-11eb-9a95-9d19d02a5a3e.png)

```
const favoriteCate = await user_category.findAll({
include: [
{
model: Category,
attributes: ['name']
},
{
model: User,
attributes: ['id', 'email']
}
]
})
```
### 에러 메시지
```
SequelizeEagerLoadingError: user_category is not associated to Category
```

### 에러 핸들링 방법

방법1)
- init-models에 관계 정의가 되어 있어 require해서 불러오는 스키마를 init-models.js에서 불러오도록 하였는데
스키마를 불러오지 못한다.
```
const initModels = require('../../models/init-models');
const models = initModels
const User = models.User
console.log(User)
const Category = models.Category
const user_category = models.user_category
const Likes = models.Likes
```

### 에러 핸들링을 위해 참고한 레퍼런스 링크
- https://jamong-icetea.tistory.com/265
- https://stackoverflow.com/questions/61845632/sequelizeeagerloadingerror-model-is-not-associated-to-othermodel
- https://stackoverflow.com/questions/52153500/unhandled-rejection-sequelizeeagerloadingerror-is-not-associated-to-and-cannot

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