docs: 索引更新文件

src/main/resources/update.sql

@@ -1,9 +1,21 @@
+drop index choose_student on choose;
+
+alter table choose
+    drop constraint course_student_unique;
+
+alter table course add index course_teacher (teacher_id);
+
+alter table course
+    drop constraint course_name_unique;
+
+alter table quiz
+    add index quiz_slide (slide_id);
+
 alter table quiz
-    modify questions json not null;
-alter table quiz_student_answer
-    modify answers json not null;
+    drop constraint quiz_name_unique;
 
-alter table message change slide_id ref_id bigint;
+alter table slide
+    add index slide_course (course_id);
 
-# insert into helper.admin (username, password)
-# VALUES ('admin', 'YWRtaW4=')
+alter table slide
+    drop constraint slide_name_unique;