Merge pull request #105 from Cod2-Crafters/feat-member-auth

Fetch Join을 사용하여 Member 조회 성능 최적화

Author: 213kky

src/main/java/com/codecrafter/commenting/repository/MemberAuthRepository.java

@@ -5,8 +5,21 @@
 import org.springframework.data.jpa.repository.JpaRepository;
 
 import java.util.Optional;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 
 public interface MemberAuthRepository extends JpaRepository<MemberAuth, Long> {
     Optional<MemberAuth> findByEmailAndProvider(String email, Provider provider);
     Optional<MemberAuth> findByEmail(String email);
+
+    @Query(
+        value = """
+                SELECT m
+                FROM MemberAuth m
+                JOIN FETCH m.memberInfo mi
+                JOIN FETCH mi.memberSetting
+                WHERE m.id = :id
+                """
+    )
+    Optional<MemberAuth> findById(@Param("id") Long id);
 }