diff --git a/src/main/java/com/guo/learningprogresstracker/entity/UserTaskEntity.java b/src/main/java/com/guo/learningprogresstracker/entity/UserTaskEntity.java
deleted file mode 100644
index 19320c3..0000000
--- a/src/main/java/com/guo/learningprogresstracker/entity/UserTaskEntity.java
+++ /dev/null
@@ -1,35 +0,0 @@
-package com.guo.learningprogresstracker.entity;
-
-import com.baomidou.mybatisplus.annotation.TableField;
-import com.baomidou.mybatisplus.annotation.TableId;
-import com.baomidou.mybatisplus.annotation.TableName;
-import java.io.Serializable;
-import lombok.Data;
-
-/**
- * 存储用户-任务之间的对应关系
- * @TableName user_task
- */
-@TableName(value ="user_task")
-@Data
-public class UserTaskEntity extends BaseEntity implements Serializable {
-
-    @TableId
-    private String id;
-
-    /**
-     * 用户id
-     */
-    @TableField(value = "user_id")
-    private Integer userId;
-
-    /**
-     * 任务id
-     */
-    @TableField(value = "task_id")
-    private Integer taskId;
-
-
-    @TableField(exist = false)
-    private static final long serialVersionUID = 1L;
-}
\ No newline at end of file
diff --git a/src/main/java/com/guo/learningprogresstracker/mapper/UserTaskMapper.java b/src/main/java/com/guo/learningprogresstracker/mapper/UserTaskMapper.java
deleted file mode 100644
index e489fa7..0000000
--- a/src/main/java/com/guo/learningprogresstracker/mapper/UserTaskMapper.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.guo.learningprogresstracker.mapper;
-
-import com.guo.learningprogresstracker.entity.UserTaskEntity;
-import com.baomidou.mybatisplus.core.mapper.BaseMapper;
-import org.apache.ibatis.annotations.Mapper;
-
-/**
-* @author guo
-* @description 针对表【user_task(存储用户-任务之间的对应关系)】的数据库操作Mapper
-* @createDate 2024-06-09 15:28:48
-* @Entity com.guo.learningprogresstracker.entity.UserTaskEntity
-*/
-@Mapper
-public interface UserTaskMapper extends BaseMapper<UserTaskEntity> {
-
-}
-
-
-
-
diff --git a/src/main/java/com/guo/learningprogresstracker/service/UserTaskService.java b/src/main/java/com/guo/learningprogresstracker/service/UserTaskService.java
deleted file mode 100644
index 05489ba..0000000
--- a/src/main/java/com/guo/learningprogresstracker/service/UserTaskService.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.guo.learningprogresstracker.service;
-
-import com.guo.learningprogresstracker.entity.UserTaskEntity;
-import com.baomidou.mybatisplus.extension.service.IService;
-
-/**
-* @author guo
-* @description 针对表【user_task(存储用户-任务之间的对应关系)】的数据库操作Service
-* @createDate 2024-06-09 15:28:48
-*/
-public interface UserTaskService extends IService<UserTaskEntity> {
-
-}
diff --git a/src/main/java/com/guo/learningprogresstracker/service/impl/UserTaskServiceImpl.java b/src/main/java/com/guo/learningprogresstracker/service/impl/UserTaskServiceImpl.java
deleted file mode 100644
index 71f7e54..0000000
--- a/src/main/java/com/guo/learningprogresstracker/service/impl/UserTaskServiceImpl.java
+++ /dev/null
@@ -1,22 +0,0 @@
-package com.guo.learningprogresstracker.service.impl;
-
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import com.guo.learningprogresstracker.entity.UserTaskEntity;
-import com.guo.learningprogresstracker.service.UserTaskService;
-import com.guo.learningprogresstracker.mapper.UserTaskMapper;
-import org.springframework.stereotype.Service;
-
-/**
-* @author guo
-* @description 针对表【user_task(存储用户-任务之间的对应关系)】的数据库操作Service实现
-* @createDate 2024-06-09 15:28:48
-*/
-@Service
-public class UserTaskServiceImpl extends ServiceImpl<UserTaskMapper, UserTaskEntity>
-    implements UserTaskService{
-
-}
-
-
-
-
diff --git a/src/main/resources/mapper/UserTaskMapper.xml b/src/main/resources/mapper/UserTaskMapper.xml
deleted file mode 100644
index 097132d..0000000
--- a/src/main/resources/mapper/UserTaskMapper.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?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="com.guo.learningprogresstracker.mapper.UserTaskMapper">
-
-    <resultMap id="BaseResultMap" type="com.guo.learningprogresstracker.entity.UserTaskEntity">
-            <result property="id" column="id" jdbcType="VARCHAR"/>
-            <result property="userId" column="user_id" jdbcType="INTEGER"/>
-            <result property="taskId" column="task_id" jdbcType="INTEGER"/>
-            <result property="createdTime" column="created_time" jdbcType="TIMESTAMP"/>
-            <result property="createdBy" column="created_by" jdbcType="VARCHAR"/>
-            <result property="lastModifiedTime" column="last_modified_time" jdbcType="TIMESTAMP"/>
-            <result property="lastModifiedBy" column="last_modified_by" jdbcType="VARCHAR"/>
-    </resultMap>
-
-    <sql id="Base_Column_List">
-        id,user_id,task_id,
-        created_time,created_by,last_modified_time,
-        last_modified_by
-    </sql>
-</mapper>