1

web/src/main/resources/sql/jlw/teacherOpenCourseStudentSigninLog.md

@@ -593,13 +593,11 @@ summary
 
   SELECT
   COUNT( DISTINCT t.teacher_open_course_student_signin_setting_id ) AS total_signin_count,
-    SUM( CASE t.teacher_open_course_student_signin_log_tag WHEN 10 THEN 1 ELSE 0 END ) AS total_signin_number,
-    SUM( CASE t.teacher_open_course_student_signin_log_tag WHEN 20 THEN 1 ELSE 0 END ) AS total_un_signin_number,
-    SUM( CASE t.teacher_open_course_student_signin_log_tag WHEN 10 THEN 1 ELSE 0 END ) / count( 1 ) * 100 AS total_attendance_rate
+  IFNULL(SUM( CASE t.teacher_open_course_student_signin_log_tag WHEN 10 THEN 1 ELSE 0 END ),0) AS total_signin_number,
+  IFNULL(SUM( CASE t.teacher_open_course_student_signin_log_tag WHEN 20 THEN 1 ELSE 0 END ),0) AS total_un_signin_number,
+  IFNULL(SUM( CASE t.teacher_open_course_student_signin_log_tag WHEN 10 THEN 1 ELSE 0 END ) / count( 1 ) * 100,0) AS total_attendance_rate
   FROM teacher_open_course_student_signin_log t
   where 1=1
   @if(!isEmpty(teacherOpenCourseId)){
   and t.teacher_open_course_id =#teacherOpenCourseId#
   @}
-  t.teacher_open_course_schedule_session_snap_status = 1
-