diff --git a/server/apps/exam/migrations/0001_initial.py b/server/apps/exam/migrations/0001_initial.py
new file mode 100644
index 0000000..22b7f26
--- /dev/null
+++ b/server/apps/exam/migrations/0001_initial.py
@@ -0,0 +1,61 @@
+# Generated by Django 3.0.5 on 2022-10-31 02:26
+
+from django.conf import settings
+import django.contrib.postgres.fields.jsonb
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Questioncat',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('create_time', models.DateTimeField(default=django.utils.timezone.now, help_text='创建时间', verbose_name='创建时间')),
+                ('update_time', models.DateTimeField(auto_now=True, help_text='修改时间', verbose_name='修改时间')),
+                ('is_deleted', models.BooleanField(default=False, help_text='删除标记', verbose_name='删除标记')),
+                ('name', models.CharField(max_length=200, verbose_name='名称')),
+                ('create_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='questioncat_create_by', to=settings.AUTH_USER_MODEL, verbose_name='创建人')),
+                ('parent', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='questioncat_parent', to='exam.Questioncat', verbose_name='父')),
+                ('update_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='questioncat_update_by', to=settings.AUTH_USER_MODEL, verbose_name='最后编辑人')),
+            ],
+            options={
+                'verbose_name': '题目分类',
+                'verbose_name_plural': '题目分类',
+            },
+        ),
+        migrations.CreateModel(
+            name='Question',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('create_time', models.DateTimeField(default=django.utils.timezone.now, help_text='创建时间', verbose_name='创建时间')),
+                ('update_time', models.DateTimeField(auto_now=True, help_text='修改时间', verbose_name='修改时间')),
+                ('is_deleted', models.BooleanField(default=False, help_text='删除标记', verbose_name='删除标记')),
+                ('name', models.TextField(verbose_name='题干')),
+                ('img', models.CharField(blank=True, max_length=1000, null=True, verbose_name='题干图片')),
+                ('type', models.CharField(choices=[('单选', '单选'), ('多选', '多选'), ('判断', '判断')], default='单选', max_length=50, verbose_name='题型')),
+                ('level', models.CharField(choices=[('低', '低'), ('中', '中'), ('高', '高')], default='低', max_length=50, verbose_name='难度')),
+                ('options', django.contrib.postgres.fields.jsonb.JSONField(verbose_name='选项')),
+                ('right', django.contrib.postgres.fields.jsonb.JSONField(verbose_name='正确答案')),
+                ('resolution', models.TextField(blank=True, verbose_name='解析')),
+                ('enabled', models.BooleanField(default=False, verbose_name='是否启用')),
+                ('year', models.IntegerField(blank=True, null=True, verbose_name='真题年份')),
+                ('create_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='question_create_by', to=settings.AUTH_USER_MODEL, verbose_name='创建人')),
+                ('questioncat', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='questioncat', to='exam.Questioncat', verbose_name='所属题库')),
+                ('update_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='question_update_by', to=settings.AUTH_USER_MODEL, verbose_name='最后编辑人')),
+            ],
+            options={
+                'verbose_name': '题目',
+                'verbose_name_plural': '题目',
+            },
+        ),
+    ]
diff --git a/server/apps/vod/views.py b/server/apps/vod/views.py
index 7b1b255..3aedc6f 100644
--- a/server/apps/vod/views.py
+++ b/server/apps/vod/views.py
@@ -101,7 +101,11 @@ class MyViewRecordAPIView(APIView):
             video = Video.objects.get(pk=id)
         except:
             return Response('视频不存在', status=HTTP_400_BAD_REQUEST)
-        record, _ = ViewRecord.objects.get_or_create(video=video, user=request.user, defaults={'video':video, 'user':request.user})
+        record = ViewRecord.objects.filter(video=video, user=request.user).first()
+        if record:
+            pass
+        else:
+            record = ViewRecord.objects.create(video=video, user=request.user)
         serializer = VRecordSerializer(instance=record)
         return Response(serializer.data)
 
diff --git a/server/server/settings_pro.py b/server/server/settings_pro.py
deleted file mode 100644
index 2e98f3d..0000000
--- a/server/server/settings_pro.py
+++ /dev/null
@@ -1,8 +0,0 @@
-from .settings import *
-DEBUG = False
-DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
-    }
-}