| 왼쪽 코드 | 오른쪽 코드 |
|---|
| Lecture만 조회 | Inner Join, Outer Join 등을 통해 각 테이블의 컬럼을 조회 |
| 테이블에 relationship 설정 O | 테이블에 relationship 설정 X |
[
{
"category": "앱",
"created_at": "Mon, 27 Mar 2023 04:39:44 GMT",
"id": 3,
"name": "Athena Snider",
"number_of_students": 0,
"price": 7019,
"teacher": "Keane Hogan"
},
{
"category": "게임",
"created_at": "Mon, 27 Mar 2023 04:39:44 GMT",
"id": 4,
"name": "Colin Murray",
"number_of_students": 2,
"price": 2260,
"teacher": "Clark Hahn"
},
{
"category": "게임",
"created_at": "Mon, 27 Mar 2023 04:39:44 GMT",
"id": 8,
"name": "Sonia Scott",
"number_of_students": 2,
"price": 3091,
"teacher": "Keane Hogan"
},
{
"category": "게임",
"created_at": "Mon, 27 Mar 2023 04:39:44 GMT",
"id": 9,
"name": "Armand Newman",
"number_of_students": 2,
"price": 2859,
"teacher": "Indira Ramirez"
},
{
"category": "앱",
"created_at": "Mon, 27 Mar 2023 04:39:44 GMT",
"id": 13,
"name": "Nayda Mcconnell",
"number_of_students": 2,
"price": 1139,
"teacher": "Indira Ramirez"
},
{
"category": "알고리즘",
"created_at": "Mon, 27 Mar 2023 04:39:44 GMT",
"id": 14,
"name": "Miranda Whitehead",
"number_of_students": 1,
"price": 7387,
"teacher": "Kibo Keith"
}
]
