Add New Sponsor Entity

src/main/java/com/iamvickyav/springboot/SpringBootRestWithH2/SponsorController.java

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+// SponsorController.java
+package com.iamvickyav.springboot.SpringBootRestWithH2;
+
+import com.iamvickyav.springboot.SpringBootRestWithH2.model.Sponsor;
+import com.iamvickyav.springboot.SpringBootRestWithH2.service.SponsorService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+public class SponsorController {
+    @Autowired
+    private SponsorService sponsorService;
+
+    @PostMapping("/sponsors")
+    public Sponsor createSponsor(@RequestBody Sponsor sponsor) {
+        return sponsorService.save(sponsor);
+    }
+
+    // other CRUD operations as per requirement
+}

src/main/java/com/iamvickyav/springboot/SpringBootRestWithH2/model/Sponsor.java

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+// Sponsor.java
+package com.iamvickyav.springboot.SpringBootRestWithH2.model;
+
+import javax.persistence.*;
+
+@Entity
+@Table(name = "sponsors")
+public class Sponsor {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private int id;
+
+    @Column(name = "name")
+    private String name;
+
+    // getters and setters
+}

src/main/java/com/iamvickyav/springboot/SpringBootRestWithH2/service/SponsorService.java

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+// SponsorService.java
+package com.iamvickyav.springboot.SpringBootRestWithH2.service;
+
+import com.iamvickyav.springboot.SpringBootRestWithH2.model.Sponsor;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface SponsorService extends JpaRepository<Sponsor, Integer> {
+}