bugfix:首页的学生人数

mec-biz/src/main/java/com/ym/mec/biz/dal/dao/StudentRegistrationDao.java

@@ -4,14 +4,13 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-import com.ym.mec.biz.dal.dto.StudentRegisterPerDto;
-import com.ym.mec.biz.dal.entity.MusicGroup;
 import org.apache.ibatis.annotations.Param;
 
 import com.ym.mec.auth.api.entity.SysUser;
 import com.ym.mec.biz.dal.dto.StudentApplyDetailDto;
 import com.ym.mec.biz.dal.dto.StudentFeeDetailDto;
 import com.ym.mec.biz.dal.dto.StudentInfo;
+import com.ym.mec.biz.dal.dto.StudentRegisterPerDto;
 import com.ym.mec.biz.dal.entity.MusicGroupSubjectPlan;
 import com.ym.mec.biz.dal.entity.StudentRegistration;
 import com.ym.mec.biz.dal.enums.PaymentStatusEnum;

mec-biz/src/main/resources/config/mybatis/StudentRegistrationMapper.xml

@@ -500,7 +500,7 @@
     </update>
     
     <select id="queryStudentNum" resultType="map">
-        SELECT count(sr.id_) total_num_,sum(case when sr.create_time_ >= timestamp(date_add(curdate(), interval - day(curdate()) + 1 day)) then 1 else 0 end) new_num_,sum(case when sr.music_group_status_ = 'QUIT' and sr.update_time_ >= timestamp(date_add(curdate(), interval - day(curdate()) + 1 day)) then 1 else 0 end) quit_num_
+        SELECT count(distinct sr.user_id_) total_num_,sum(case when sr.create_time_ >= timestamp(date_add(curdate(), interval - day(curdate()) + 1 day)) then 1 else 0 end) new_num_,sum(case when sr.music_group_status_ = 'QUIT' and sr.update_time_ >= timestamp(date_add(curdate(), interval - day(curdate()) + 1 day)) then 1 else 0 end) quit_num_
         FROM student_registration sr left join music_group mg on sr.music_group_id_ = mg.id_
         <where>
     		<if test="organId != null">