diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultProject.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultProject.java
index 5eff0d6..02fb102 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultProject.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/entity/query/ResultProject.java
@@ -1,5 +1,8 @@
 package cn.edu.hfut.rmdjzz.projectmanagement.entity.query;
 
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableLogic;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 
@@ -12,6 +15,7 @@ import java.time.LocalDate;
 @Data
 @AllArgsConstructor
 public class ResultProject {
+    @TableId
     Integer projectId;
     String projectName;
     Integer projectCreator;
diff --git a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java
index 1bb9470..b14e537 100644
--- a/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java
+++ b/src/main/java/cn/edu/hfut/rmdjzz/projectmanagement/mapper/ProjectMapper.java
@@ -23,35 +23,5 @@ public interface ProjectMapper extends BaseMapper<Project> {
             """)
     Long findProjectCount(@Param("id") Integer staffId);
 
-    @Select("""
-            SELECT * FROM
-            (SELECT project_id,
-                    project_name,
-                    contract_amount,
-                    project_importance,
-                    project_creator,
-                    pt1.project_class_name as project_class_name,
-                    pt2.project_class_name as project_subclass_name,
-                    is_completed,
-                    is_deleted,
-                    project_closed_date
-            FROM project join project_type pt1 on project.project_class_id = pt1.project_class_id
-                        join project_type pt2 on project.project_subclass_id = pt2.project_class_id
-            WHERE project_id IN (SELECT DISTINCT project_id FROM project_group WHERE staff_id = #{id})) AS T
-            ${ew.customSqlSegment}
-            """)
-    @Results({
-            @Result(column = "project_id", property = "projectId", id = true),
-            @Result(column = "project_name", property = "projectName"),
-            @Result(column = "contract_amount", property = "contractAmount"),
-            @Result(column = "project_importance", property = "projectImportance"),
-            @Result(column = "project_class_name", property = "projectClassName"),
-            @Result(column = "project_subclass_name", property = "projectSubclassName"),
-            @Result(column = "project_class_name", property = "projectClassName"),
-            @Result(column = "is_completed", property = "completed"),
-            @Result(column = "is_deleted", property = "deleted"),
-            @Result(column = "project_closed_date", property = "projectClosedDate"),
-            @Result(column = "project_creator", property = "projectCreator")
-    })
     IPage<ResultProject> findMyProject(IPage<ResultProject> pg, @Param("id") Integer staff_id, @Param(Constants.WRAPPER) Wrapper<Project> wrapper);
 }
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 3157889..1e8f8be 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -20,6 +20,7 @@ spring:
     pathmatch:
       matching-strategy: ant_path_matcher
 mybatis-plus:
+  mapper-locations: classpath:mapper/*.xml
   configuration:
     log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
 server:
@@ -30,4 +31,4 @@ server:
     encoding:
       charset: UTF-8
       force: true
-      enabled: true
\ No newline at end of file
+      enabled: true
diff --git a/src/main/resources/mapper/ProjectMapper.xml b/src/main/resources/mapper/ProjectMapper.xml
new file mode 100644
index 0000000..b45663a
--- /dev/null
+++ b/src/main/resources/mapper/ProjectMapper.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.edu.hfut.rmdjzz.projectmanagement.mapper.ProjectMapper">
+    <select id="findMyProject" resultType="cn.edu.hfut.rmdjzz.projectmanagement.entity.query.ResultProject">
+        SELECT * FROM
+            (SELECT project_id,
+                    project_name,
+                    contract_amount,
+                    project_importance,
+                    project_creator,
+                    pt1.project_class_name as project_class_name,
+                    pt2.project_class_name as project_subclass_name,
+                    is_completed as completed,
+                    is_deleted as deleted,
+                    project_closed_date
+             FROM project join project_type pt1 on project.project_class_id = pt1.project_class_id
+                          join project_type pt2 on project.project_subclass_id = pt2.project_class_id
+             WHERE project_id IN (SELECT DISTINCT project_id FROM project_group WHERE staff_id = #{id})) AS T
+            ${ew.customSqlSegment}
+    </select>
+</mapper>