# Generated by Django 3.0.3 on 2020-03-12 01:45 from django.db import migrations, models import django.db.models.deletion import django.utils.timezone class Migration(migrations.Migration): dependencies = [ ('question', '0001_initial'), ] operations = [ migrations.CreateModel( name='Subject', 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_delete', models.BooleanField(default=False, help_text='删除标记', verbose_name='删除标记')), ('name', models.CharField(max_length=200, unique=True, verbose_name='名称')), ], options={ 'verbose_name': '学科类别', 'verbose_name_plural': '学科类别', }, ), migrations.AddField( model_name='questioncat', name='subject', field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='question.Subject', verbose_name='所属学科'), ), ]