diff --git a/src/main/java/com/guo/learningprogresstracker/controller/StudySessionController.java b/src/main/java/com/guo/learningprogresstracker/controller/StudySessionController.java
index f2fe69b..bbae24e 100644
--- a/src/main/java/com/guo/learningprogresstracker/controller/StudySessionController.java
+++ b/src/main/java/com/guo/learningprogresstracker/controller/StudySessionController.java
@@ -2,7 +2,7 @@ package com.guo.learningprogresstracker.controller;
 
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.guo.learningprogresstracker.dto.request.EndedStudySessionRequest;
-import com.guo.learningprogresstracker.dto.response.StudySessionResponce;
+import com.guo.learningprogresstracker.dto.response.StudySessionResponse;
 import com.guo.learningprogresstracker.entity.CommonResult;
 import com.guo.learningprogresstracker.entity.StudySessionsEntity;
 import com.guo.learningprogresstracker.exception.ErrorParameterException;
@@ -41,12 +41,12 @@ public class StudySessionController {
      * 通过sessionNum获取一个【学习会话】
      */
     @GetMapping("/{sessionNum}")
-    public CommonResult<StudySessionResponce> getStudySessionBySessionNum(@NotEmpty(message = "sessionNum不可为空") @PathVariable String sessionNum) throws ErrorParameterException {
+    public CommonResult<StudySessionResponse> getStudySessionBySessionNum(@NotEmpty(message = "sessionNum不可为空") @PathVariable String sessionNum) throws ErrorParameterException {
         StudySessionsEntity studySessionsEntity = studySessionsServiceImpl.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
                         .eq(StudySessionsEntity::getSessionNum, sessionNum))
                 .orElseThrow(() -> new ErrorParameterException("会话[" + sessionNum + "]不存在"));
-        StudySessionResponce studySessionResponce = StudySessionConvert.MAPPER.toStudySessionResponce(studySessionsEntity);
-        return CommonResult.success(studySessionResponce);
+        StudySessionResponse studySessionResponse = StudySessionConvert.MAPPER.toStudySessionResponse(studySessionsEntity);
+        return CommonResult.success(studySessionResponse);
     }
 
     /**
diff --git a/src/main/java/com/guo/learningprogresstracker/controller/TaskController.java b/src/main/java/com/guo/learningprogresstracker/controller/TaskController.java
index 0fdbf81..3e427e8 100644
--- a/src/main/java/com/guo/learningprogresstracker/controller/TaskController.java
+++ b/src/main/java/com/guo/learningprogresstracker/controller/TaskController.java
@@ -1,10 +1,9 @@
 package com.guo.learningprogresstracker.controller;
 
-import cn.dev33.satoken.stp.StpUtil;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.guo.learningprogresstracker.common.Ops;
 import com.guo.learningprogresstracker.dto.TaskInfo;
-import com.guo.learningprogresstracker.dto.response.StudySessionResponce;
+import com.guo.learningprogresstracker.dto.response.StudySessionResponse;
 import com.guo.learningprogresstracker.dto.response.TaskInfoResponse;
 import com.guo.learningprogresstracker.entity.CommonResult;
 import com.guo.learningprogresstracker.dto.request.TaskRequest;
@@ -80,9 +79,9 @@ public class TaskController {
      * 开始或继续一个【学习会话】
      */
     @GetMapping("/{taskNum}/study-sessions/start-or-continue")
-    public CommonResult<StudySessionResponce> startOrContinueStudySession(@NotEmpty(message = "taskNum不可为空")
+    public CommonResult<StudySessionResponse> startOrContinueStudySession(@NotEmpty(message = "taskNum不可为空")
                                                                           @PathVariable String taskNum) throws NotFindEntitiesException {
-        StudySessionResponce response = studySessionsServiceImpl.startOrContinueStudySession(taskNum);
+        StudySessionResponse response = studySessionsServiceImpl.startOrContinueStudySession(taskNum);
         return CommonResult.success(response);
 
     }
@@ -91,9 +90,9 @@ public class TaskController {
      * 通过学习任务num获取该任务的未结束会话
      */
     @GetMapping("/{taskNum}/not-ended-study-session")
-    public CommonResult<StudySessionResponce> getNotEndedStudySessionByTaskNum(@NotEmpty(message = "taskNum不可为空")
+    public CommonResult<StudySessionResponse> getNotEndedStudySessionByTaskNum(@NotEmpty(message = "taskNum不可为空")
                                                                                @PathVariable String taskNum) throws ErrorParameterException {
-        StudySessionResponce response = studySessionsServiceImpl.getNotEndedStudySessionByTaskNum(taskNum);
+        StudySessionResponse response = studySessionsServiceImpl.getNotEndedStudySessionByTaskNum(taskNum);
         return CommonResult.success(response);
     }
 }
diff --git a/src/main/java/com/guo/learningprogresstracker/dto/StudySessionsDto.java b/src/main/java/com/guo/learningprogresstracker/dto/StudySessionsDto.java
new file mode 100644
index 0000000..49d8b37
--- /dev/null
+++ b/src/main/java/com/guo/learningprogresstracker/dto/StudySessionsDto.java
@@ -0,0 +1,53 @@
+package com.guo.learningprogresstracker.dto;
+
+import lombok.Data;
+
+import java.time.LocalDateTime;
+
+@Data
+public class StudySessionsDto {
+
+    private String sessionNum;
+
+    /**
+     * 任务名称
+     */
+    private String taskName;
+
+    /**
+     * 任务编号
+     */
+    private String taskNum;
+
+    /**
+     * 学习开始时间
+     */
+    private LocalDateTime startTime;
+
+    private LocalDateTime lastStartTime;
+
+    /**
+     * 学习结束时间
+     */
+    private LocalDateTime endTime;
+
+    /**
+     * 实际使用时间（秒）
+     */
+    private double actualTime;
+
+    /**
+     * 有效学习时间（秒）
+     */
+    private double effectiveTime;
+
+    /**
+     * 有效时间比
+     */
+    private double effectivenessRatio;
+
+    /**
+     * 学习会话的状态（进行中、暂停、已结束）
+     */
+    private String sessionState;
+}
diff --git a/src/main/java/com/guo/learningprogresstracker/dto/response/StudySessionResponce.java b/src/main/java/com/guo/learningprogresstracker/dto/response/StudySessionResponse.java
similarity index 82%
rename from src/main/java/com/guo/learningprogresstracker/dto/response/StudySessionResponce.java
rename to src/main/java/com/guo/learningprogresstracker/dto/response/StudySessionResponse.java
index ea01c44..d2fb816 100644
--- a/src/main/java/com/guo/learningprogresstracker/dto/response/StudySessionResponce.java
+++ b/src/main/java/com/guo/learningprogresstracker/dto/response/StudySessionResponse.java
@@ -6,12 +6,16 @@ import lombok.Data;
 import java.time.LocalDateTime;
 
 @Data
-public class StudySessionResponce {
+public class StudySessionResponse {
 
+    @Schema(description = "会话编号")
     private String sessionNum;
 
-    private String taskNum;
+    @Schema(description = "任务名称")
+    private String taskName;
 
+    @Schema(description = "任务编号")
+    private String taskNum;
 
     @Schema(description = "学习开始时间")
     private LocalDateTime startTime;
diff --git a/src/main/java/com/guo/learningprogresstracker/entity/StudySessionsEntity.java b/src/main/java/com/guo/learningprogresstracker/entity/StudySessionsEntity.java
index 20ddcda..184602a 100644
--- a/src/main/java/com/guo/learningprogresstracker/entity/StudySessionsEntity.java
+++ b/src/main/java/com/guo/learningprogresstracker/entity/StudySessionsEntity.java
@@ -29,7 +29,7 @@ public class StudySessionsEntity extends BaseEntity implements Serializable {
     private String sessionNum;
 
     /**
-     * 
+     * 任务编号
      */
     @TableField(value = "task_num")
     private String taskNum;
diff --git a/src/main/java/com/guo/learningprogresstracker/mapStruct/StudySessionConvert.java b/src/main/java/com/guo/learningprogresstracker/mapStruct/StudySessionConvert.java
index c816a8c..d8b606f 100644
--- a/src/main/java/com/guo/learningprogresstracker/mapStruct/StudySessionConvert.java
+++ b/src/main/java/com/guo/learningprogresstracker/mapStruct/StudySessionConvert.java
@@ -1,6 +1,7 @@
 package com.guo.learningprogresstracker.mapStruct;
 
-import com.guo.learningprogresstracker.dto.response.StudySessionResponce;
+import com.guo.learningprogresstracker.dto.StudySessionsDto;
+import com.guo.learningprogresstracker.dto.response.StudySessionResponse;
 import com.guo.learningprogresstracker.entity.StudySessionsEntity;
 import org.mapstruct.Mapper;
 import org.mapstruct.ReportingPolicy;
@@ -11,5 +12,7 @@ public interface StudySessionConvert {
     StudySessionConvert MAPPER = Mappers.getMapper(StudySessionConvert.class);
 
 
-    StudySessionResponce toStudySessionResponce(StudySessionsEntity studySessionsEntity);
+    StudySessionResponse toStudySessionResponse(StudySessionsEntity studySessionsEntity);
+
+    StudySessionResponse toStudySessionResponse(StudySessionsDto dto);
 }
diff --git a/src/main/java/com/guo/learningprogresstracker/mapper/StudyReportsMapper.java b/src/main/java/com/guo/learningprogresstracker/mapper/StudyReportsMapper.java
index 24e08db..9c496c4 100644
--- a/src/main/java/com/guo/learningprogresstracker/mapper/StudyReportsMapper.java
+++ b/src/main/java/com/guo/learningprogresstracker/mapper/StudyReportsMapper.java
@@ -1,8 +1,10 @@
 package com.guo.learningprogresstracker.mapper;
 
+import com.guo.learningprogresstracker.dto.StudySessionsDto;
 import com.guo.learningprogresstracker.entity.StudyReportsEntity;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 /**
 * @author guo
@@ -13,6 +15,7 @@ import org.apache.ibatis.annotations.Mapper;
 @Mapper
 public interface StudyReportsMapper extends BaseMapper<StudyReportsEntity> {
 
+    StudySessionsDto getNotEndedStudySessionDtoByTaskNum(@Param("task_num") String taskNum);
 }
 
 
diff --git a/src/main/java/com/guo/learningprogresstracker/service/StudySessionsService.java b/src/main/java/com/guo/learningprogresstracker/service/StudySessionsService.java
index ddbb3a1..b27bd49 100644
--- a/src/main/java/com/guo/learningprogresstracker/service/StudySessionsService.java
+++ b/src/main/java/com/guo/learningprogresstracker/service/StudySessionsService.java
@@ -1,6 +1,6 @@
 package com.guo.learningprogresstracker.service;
 
-import com.guo.learningprogresstracker.dto.response.StudySessionResponce;
+import com.guo.learningprogresstracker.dto.response.StudySessionResponse;
 import com.guo.learningprogresstracker.entity.StudySessionsEntity;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.guo.learningprogresstracker.exception.ErrorParameterException;
@@ -14,7 +14,7 @@ import java.util.ArrayList;
 */
 public interface StudySessionsService extends IService<StudySessionsEntity> {
 
-    StudySessionResponce getNotEndedStudySessionByTaskNum(String taskNum) throws ErrorParameterException;
+    StudySessionResponse getNotEndedStudySessionByTaskNum(String taskNum) throws ErrorParameterException;
 
     ArrayList<String> getAllFragments(String sessionNum) throws ErrorParameterException;
 
diff --git a/src/main/java/com/guo/learningprogresstracker/service/impl/StudySessionsServiceImpl.java b/src/main/java/com/guo/learningprogresstracker/service/impl/StudySessionsServiceImpl.java
index a6fd742..d1f5ee3 100644
--- a/src/main/java/com/guo/learningprogresstracker/service/impl/StudySessionsServiceImpl.java
+++ b/src/main/java/com/guo/learningprogresstracker/service/impl/StudySessionsServiceImpl.java
@@ -2,7 +2,8 @@ package com.guo.learningprogresstracker.service.impl;
 
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import com.guo.learningprogresstracker.dto.response.StudySessionResponce;
+import com.guo.learningprogresstracker.dto.StudySessionsDto;
+import com.guo.learningprogresstracker.dto.response.StudySessionResponse;
 import com.guo.learningprogresstracker.entity.StudyReportFragmentsEntity;
 import com.guo.learningprogresstracker.entity.StudyReportsEntity;
 import com.guo.learningprogresstracker.entity.StudySessionsEntity;
@@ -38,7 +39,7 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     private final StudyReportFragmentsMapper studyReportFragmentsMapper;
     private final StudyReportsMapper studyReportsMapper;
 
-    public StudySessionResponce startOrContinueStudySession(String taskNum) throws NotFindEntitiesException {
+    public StudySessionResponse startOrContinueStudySession(String taskNum) throws NotFindEntitiesException {
         // taskNum是否存在
         tasksServiceImpl.getOneOpt(Wrappers.lambdaQuery(TaskEntity.class).eq(TaskEntity::getTaskNum, taskNum))
                 .orElseThrow(() -> new NotFindEntitiesException(String.format("[%s]不存在",taskNum)));
@@ -53,13 +54,13 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
             studySessionsEntity.setTaskNum(taskNum);
             studySessionsEntity.setLastStartTime(LocalDateTime.now());
             this.save(studySessionsEntity);
-            return StudySessionConvert.MAPPER.toStudySessionResponce(studySessionsEntity);
+            return StudySessionConvert.MAPPER.toStudySessionResponse(studySessionsEntity);
         }else {
             // 返回已经存在的会话
             StudySessionsEntity studySessionsEntity = oneOpt.get();
             studySessionsEntity.continueStudySession();
             this.updateById(studySessionsEntity);
-            return StudySessionConvert.MAPPER.toStudySessionResponce(studySessionsEntity);
+            return StudySessionConvert.MAPPER.toStudySessionResponse(studySessionsEntity);
         }
     }
 
@@ -88,12 +89,10 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     }
 
     @Override
-    public StudySessionResponce getNotEndedStudySessionByTaskNum(String taskNum) throws ErrorParameterException {
-        StudySessionsEntity studySessionsEntity = this.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
-                        .eq(StudySessionsEntity::getTaskNum, taskNum)
-                        .ne(StudySessionsEntity::getSessionState, StudySessionStateEnum.ENDED.name()))
+    public StudySessionResponse getNotEndedStudySessionByTaskNum(String taskNum) throws ErrorParameterException {
+        StudySessionsDto dto = Optional.ofNullable(studyReportsMapper.getNotEndedStudySessionDtoByTaskNum(taskNum))
                 .orElseThrow(() -> new ErrorParameterException("任务[" + taskNum + "]不存在进行中或暂停中的会话"));
-        return StudySessionConvert.MAPPER.toStudySessionResponce(studySessionsEntity);
+        return StudySessionConvert.MAPPER.toStudySessionResponse(dto);
     }
 
     @Override
diff --git a/src/main/resources/mapper/StudyReportsMapper.xml b/src/main/resources/mapper/StudyReportsMapper.xml
index bac99eb..1d63e81 100644
--- a/src/main/resources/mapper/StudyReportsMapper.xml
+++ b/src/main/resources/mapper/StudyReportsMapper.xml
@@ -3,20 +3,29 @@
         PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.guo.learningprogresstracker.mapper.StudyReportsMapper">
-
     <resultMap id="BaseResultMap" type="com.guo.learningprogresstracker.entity.StudyReportsEntity">
-            <id property="reportId" column="report_id" jdbcType="INTEGER"/>
-            <result property="sessionId" column="session_id" jdbcType="INTEGER"/>
-            <result property="content" column="content" jdbcType="VARCHAR"/>
-            <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"/>
+        <result property="content" column="content" jdbcType="VARCHAR"/>
+        <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">
-        report_id,session_id,content,
-        created_time,created_by,last_modified_time,
+        report_id,
+        session_id,
+        content,
+        created_time,
+        created_by,
+        last_modified_time,
         last_modified_by
     </sql>
+
+    <select id="getNotEndedStudySessionDtoByTaskNum" resultType="com.guo.learningprogresstracker.dto.StudySessionsDto">
+        select t.task_name, ss.*
+        from study_sessions ss
+                 left join tasks t on ss.task_num = t.task_num and ss.session_state != 'ENDED' and ss.deleted = 0
+        where t.deleted = 0
+          and t.task_num = ${task_num}
+    </select>
 </mapper>