diff --git a/src/main/java/com/example/demo/app/infra/repository/AnalysisRepository.java b/src/main/java/com/example/demo/app/infra/repository/AnalysisRepository.java
new file mode 100644
index 0000000..f9a0021
--- /dev/null
+++ b/src/main/java/com/example/demo/app/infra/repository/AnalysisRepository.java
@@ -0,0 +1,22 @@
+package com.example.demo.app.infra.repository;
+
+import java.time.LocalDate;
+import java.util.List;
+
+import com.example.demo.app.infra.entity.AllocationEntity;
+import com.example.demo.app.infra.entity.TransactionEntity;
+import com.example.demo.app.infra.entity.UserEntity;
+
+public interface AnalysisRepository {
+
+	List<TransactionEntity> findExpenseByPeriod(
+			Integer userId,
+			LocalDate startDate,
+			LocalDate endDate);
+
+	List<AllocationEntity> findAllocationByCourseId(
+			Integer courseId);
+
+	UserEntity findUserByUserId(
+			Integer userId);
+}
\ No newline at end of file