[DAY 13] HINDI Complete CRUD REST API in Spring Boot | POST, PUT, DELETE with ResponseEntity

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🚀 Complete CRUD API banao Spring Boot mein! POST, PUT, DELETE endpoints aur ResponseEntity ka proper use sikhenge.

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0:00 - Course Introduction
7:46 - Introduction to Data Modification with APIs
9:43 - Creating POST Request (@RequestBody, 201 Created)
27:12 - Creating PUT Endpoint (Update Resources)
33:46 - Creating DELETE Endpoint (Remove Resources)
43:59 - ResponseEntity - Status Codes and Best Practices
1:03:06 - Message from Faisal

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📚 IS VIDEO MEIN AAP SIKHENGE:

✅ POST request se data create karna
✅ @RequestBody annotation
✅ PUT request se data update karna
✅ DELETE request implementation
✅ Custom status codes return karna
✅ Best practices for CRUD operations
✅ Error handling in APIs

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🎯 KEY CONCEPTS:

🔹 POST Request
• @PostMapping annotation
• @RequestBody for JSON input
• Return 201 Created status
• Location header setup

🔹 PUT Request
• @PutMapping annotation
• Update existing resources
• Return 200 OK
• Handle not found cases

🔹 DELETE Request
• @DeleteMapping annotation
• Return 204 No Content
• Soft delete vs Hard delete
• Error handling

🔹 ResponseEntity Benefits
• Custom status codes
• Custom headers
• Body customization
• Builder pattern usage

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💡 BEST PRACTICES COVERED:

✔️ Proper HTTP method usage
✔️ Correct status codes (200, 201, 204, 404)
✔️ ResponseEntity over direct return
✔️ URI location for created resources
✔️ Validation best practices
✔️ Exception handling
✔️ RESTful naming conventions

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🛠️ TOOLS & ANNOTATIONS:

• @PostMapping
• @PutMapping
• @DeleteMapping
• @RequestBody
• @PathVariable
• ResponseEntity
• HttpStatus enum

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Video notes: [COMING SOON]
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🔔 Next Video: Path Variables, Query Parameters & Validation

#SpringBoot #RESTAPI #CRUD #JavaBackend #SpringBootTutorial