luthfipun / spring-boot-jpa-relation-database

SpringBoot application Java Persistent API (JPA) hibernate with multiple relationship databases

Documentation

SpringBoot application Java Persistent API (JPA) hibernate with multiple relationship databases

TechStack

• SpringBoot (2.7.3)
• Kotlin
• Spring Data JPA
• MySQL Database

API

---

One-to-One Relationship

Request

• Method : GET
• Endpoint : /api/v1/{user_id}/wallet example user_id = 1 until 3
• Header :
  • Accept: application/json

Response

• Body :

  {
    "code": "integer",
    "message": "number",
    "data": {
      "id": "number",
      "name": "string",
      "user": {
          "id": "number",
          "name": "string",
          "email": "string"
      }
    }
  }

---

One-to-Many Relationship

Request

• Method : GET
• Endpoint : /api/v1/{user_id}/product example user_id = 1 until 3
• Header :
  • Accept: application/json

Response

• Body :

  {
    "code": "number",
    "message": "string",
    "data": [
       {
          "id": "number",
          "name" : "string",
          "price" : "number",
          "qty": "number"
       }
    ]
  }

---

Many-to-Many Relationship (with Extra Columns)

Request

• Method : GET
• Endpoint : /api/v1/{user_id}/order example user_id = 1 until 3
• Header :
  • Accept: application/json

Response

• Body :

  {
    "code": "number",
    "message": "string",
    "data": [
       {
          "id": "number",
          "createdAt": "string",
          "updatedAt": "string",
          "orderProduct": [
              {
                "id": "number",
                "price": "number",
                "qty": "number",
                "productName": "string"
              }
          ] 
       }
    ]
  }