diff --git a/src/main/java/com/example/copykamanotes/mapper/MessageMapper.java b/src/main/java/com/example/copykamanotes/mapper/MessageMapper.java
new file mode 100644
index 0000000..6984e6c
--- /dev/null
+++ b/src/main/java/com/example/copykamanotes/mapper/MessageMapper.java
@@ -0,0 +1,9 @@
+package com.example.copykamanotes.mapper;
+
+import com.example.copykamanotes.model.entity.Message;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface MessageMapper {
+    int insert(Message message);
+}