alter seat index on name

booking/migrations/0004_auto_20190527_1455.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.1 on 2019-05-27 14:55
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('booking', '0003_auto_20190526_1343'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='seat',
+            name='name',
+            field=models.CharField(blank=True, db_index=True, max_length=128, verbose_name='名称'),
+        ),
+    ]

booking/models.py

@@ -40,12 +40,11 @@ class Room(models.Model):
 
 class Seat(models.Model):
     id = models.CharField('ID', max_length=36, default=uuid.uuid1, primary_key=True)
-    name = models.CharField('名称', max_length=128, blank=True)
+    name = models.CharField('名称', max_length=128, blank=True, db_index=True)
     room = models.ForeignKey(verbose_name='房间', to=Room, on_delete=models.CASCADE)
     created_datetime = models.DateTimeField('创建时间', auto_now_add=True)
 
     class Meta:
-        indexes = ['name']
         verbose_name = '座位'
         verbose_name_plural = verbose_name