まだマイグレーションを一切実行していないことを確認します．
(py39) C:\Users\lecture\Documents\django\custom_auth_project>python manage.py showmigrations ⏎
admin
[ ] 0001_initial
[ ] 0002_logentry_remove_auto_add
[ ] 0003_logentry_add_action_flag_choices
auth
[ ] 0001_initial
[ ] 0002_alter_permission_name_max_length
[ ] 0003_alter_user_email_max_length
[ ] 0004_alter_user_username_opts
[ ] 0005_alter_user_last_login_null
[ ] 0006_require_contenttypes_0002
[ ] 0007_alter_validators_add_error_messages
[ ] 0008_alter_user_username_max_length
[ ] 0009_alter_user_last_name_max_length
[ ] 0010_alter_group_name_max_length
[ ] 0011_update_proxy_permissions
[ ] 0012_alter_user_first_name_max_length
contenttypes
[ ] 0001_initial
[ ] 0002_remove_content_type_name
sessions
[ ] 0001_initial
users
(no migrations)
(py39) C:\Users\lecture\Documents\django\custom_auth_project>
マイグレーションファイルを生成します．
C:\Users\lecture\Documents\django\custom_auth_project>python manage.py makemigrations users ⏎
Migrations for 'users':
users\migrations\0001_initial.py
- Create model User
(py39) C:\Users\lecture\Documents\django\custom_auth_project>
この作業によって次のファイルが生成されました．
users/migrations/0001_initial.py
# Generated by Django 4.0.6 on 2022-08-08 12:55
import django.contrib.auth.models
import django.contrib.auth.validators
from django.db import migrations, models
import django.utils.timezone
class Migration(migrations.Migration):
initial = True
dependencies = [
('auth', '0012_alter_user_first_name_max_length'),
]
operations = [
migrations.CreateModel(
name='User',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('password', models.CharField(max_length=128, verbose_name='password')),
('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.', max_length=150, unique=True, validators=[django.contrib.auth.validators.UnicodeUsernameValidator()], verbose_name='username')),
('first_name', models.CharField(blank=True, max_length=150, verbose_name='first name')),
('last_name', models.CharField(blank=True, max_length=150, verbose_name='last name')),
('email', models.EmailField(blank=True, max_length=254, verbose_name='email address')),
('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups')),
('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.permission', verbose_name='user permissions')),
],
options={
'verbose_name': 'user',
'verbose_name_plural': 'users',
},
managers=[
('objects', django.contrib.auth.models.UserManager()),
],
),
]
マイグレーションを実行してデータベースのテーブルを作成します．
(py39) C:\Users\lecture\Documents\django\custom_auth_project>python manage.py migrate ⏎ Operations to perform: Apply all migrations: admin, auth, contenttypes, sessions, users Running migrations: Applying contenttypes.0001_initial... OK Applying contenttypes.0002_remove_content_type_name... OK Applying auth.0001_initial... OK Applying auth.0002_alter_permission_name_max_length... OK Applying auth.0003_alter_user_email_max_length... OK Applying auth.0004_alter_user_username_opts... OK Applying auth.0005_alter_user_last_login_null... OK Applying auth.0006_require_contenttypes_0002... OK Applying auth.0007_alter_validators_add_error_messages... OK Applying auth.0008_alter_user_username_max_length... OK Applying auth.0009_alter_user_last_name_max_length... OK Applying auth.0010_alter_group_name_max_length... OK Applying auth.0011_update_proxy_permissions... OK Applying auth.0012_alter_user_first_name_max_length... OK Applying users.0001_initial... OK Applying admin.0001_initial... OK Applying admin.0002_logentry_remove_auto_add... OK Applying admin.0003_logentry_add_action_flag_choices... OK Applying sessions.0001_initial... OK (py39) C:\Users\lecture\Documents\django\custom_auth_project>
マイグレーションの実行状況を確認します．
(py39) C:\Users\lecture\Documents\django\custom_auth_project>python manage.py showmigrations ⏎ admin [X] 0001_initial [X] 0002_logentry_remove_auto_add [X] 0003_logentry_add_action_flag_choices auth [X] 0001_initial [X] 0002_alter_permission_name_max_length [X] 0003_alter_user_email_max_length [X] 0004_alter_user_username_opts [X] 0005_alter_user_last_login_null [X] 0006_require_contenttypes_0002 [X] 0007_alter_validators_add_error_messages [X] 0008_alter_user_username_max_length [X] 0009_alter_user_last_name_max_length [X] 0010_alter_group_name_max_length [X] 0011_update_proxy_permissions [X] 0012_alter_user_first_name_max_length contenttypes [X] 0001_initial [X] 0002_remove_content_type_name sessions [X] 0001_initial users [X] 0001_initial (py39) C:\Users\lecture\Documents\django\custom_auth_project>
データベースの中身を SQLite3 を使って確認します．このとき，ユーザのテーブル名が auth_users ではなく users_user になっていることに注意してください．このプロジェクトでは auth_users になっていました．
(py39) C:\Users\lecture\Documents\django\custom_auth_project>sqlite3 db.sqlite3 ⏎ SQLite version 3.38.2 2022-03-26 13:51:10 Enter ".help" for usage hints. sqlite> .tables ⏎ auth_group django_migrations auth_group_permissions django_session auth_permission users_user django_admin_log users_user_groups django_content_type users_user_user_permissions sqlite> .schema users_user ⏎ CREATE TABLE IF NOT EXISTS "users_user" ( "id" integer NOT NULL PRIMARY KEY AUTOINCREMENT, "password" varchar(128) NOT NULL, "last_login" datetime NULL, "is_superuser" bool NOT NULL, "username" varchar(150) NOT NULL UNIQUE, "first_name" varchar(150) NOT NULL, "last_name" varchar(150) NOT NULL, "email" varchar(254) NOT NULL, "is_staff" bool NOT NULL, "is_active" bool NOT NULL, "date_joined" datetime NOT NULL ); sqlite>
次のステップでユーザ情報を登録しますが，ユーザ情報は users_user テーブルに登録されることに注意してください．