优化sql

web/src/main/java/com/ibeetl/jlw/entity/TeacherOpenCourseStudentSigninSetting.java

@@ -114,17 +114,13 @@ public class TeacherOpenCourseStudentSigninSetting extends BaseEntity{
     private Integer signinTotalCount;
 
     // 学生总人数
-    @FetchSql("select count(1) from student t where find_in_set(t.class_id, #schoolClassIdsIfAll#) ")
+
+    @FetchSql("select count(1) from student t where find_in_set(t.class_id, #schoolClassIdsRender#) ")
     private Integer signinStudentTotalCount;
 
     // 缺勤 schoolClassIds
 
-    @FetchSql("select if((count(tc.student_id) - #signinTotalCount#) < 0, 0, count(tc.student_id) - #signinTotalCount#) " +
+    @FetchSql("select if((#signinStudentTotalCount# - #signinTotalCount#) < 0, 0, (#signinStudentTotalCount# - #signinTotalCount#))")
-            "from teacher_open_course_student_signin_log t " +
-            "left join teacher_open_course_student_signin_setting ta on ta.teacher_open_course_student_signin_setting_id = t.teacher_open_course_student_signin_setting_id " +
-            "left join school_class tb on find_in_set(tb.class_id, ta.school_class_ids) " +
-            "left join student tc on tc.class_id = tb.class_id " +
-            "where t.teacher_open_course_id = #teacherOpenCourseId# ")
     private Integer unsigninCount;
 
     // 合计到课率 100为单位