django module creates a data table using the synchronization method

A configuration database 100 OK

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        # 'NAME': 'students',
        'NAME': 'django_mall',
        'USER':'root',
        'PASSWORD':'',
        'HOST':'127.0.0.1',
        'PORT':'3306'
    }
}

2 加载模块


= The INSTALLED_APPS [ 
    'django.contrib.admin', 
    'django.contrib.auth', 
    'django.contrib.contenttypes', 
    'django.contrib.sessions', 
    'django.contrib.messages', 
    'django.contrib.staticfiles' , 
    'debug_toolbar', 
    'mall.apps.MallConfig', # commodity module 
    'accounts.apps.AccountsConfig', # user account module 
    'system.apps.SystemConfig', # system module 
    'mine.apps.MineConfig', # individual modules 
    'weibo.apps.WeiboConfig', 
    'grade.apps.GradeConfig' 

] 

3 create a model database

constants.py


# System Module - Carousel FIG arranged 
SLIDER_TYPE_INDEX =. 11 
SLIDER_TYPES_CHOICES = ( 
    (SLIDER_TYPE_INDEX, 'Home') 
) 


# System Module - news notifications 
NEWS_TYPE_NEW =. 11 
NEWS_TYPE_NOTICE = 12 is 
NEWS_TYPES_CHOICES = ( 
    (NEWS_TYPE_NEW, 'news'), 
    (NEWS_TYPE_NOTICE,' notifications ') 
)

Models django.db Import from 

from utils Import Constants 
# here Wallpaper the Create your Models. 


class the Slider (models.Model): 
    "" "The system of FIG rotation" "" 
    name = models.CharField ( 'name', MAX_LENGTH = 32) 
    desc = models.CharField ( 'description', MAX_LENGTH = 100, null = True, blank = True) 
    type = models.SmallIntegerField ( 'presentation position', 
                                    choices = constants.SLIDER_TYPES_CHOICES, 
                                    default = constants.SLIDER_TYPE_INDEX) 
    IMG = models.ImageField ( ' picture ', upload_to =' Slider ') 
    Reorder = models.SmallIntegerField (' sort ', default = 0, = help_text ' the higher the number, the more forward ') 
    start_time = models.DateTimeField (' take effect starting time ', null = True ,blank=True)
    end_time = models.DateTimeField ( 'commencement end time', null = True, blank = True) 

    TARGET_URL = models.CharField ( 'jump address', MAX_LENGTH = 255, null = True, blank = True) 
    is_valid models.BooleanField = ( 'delete', default = True) 

    created_at = models.DateTimeField ( 'creation time', auto_now_add = True) 
    updated_at = models.DateTimeField ( 'last modified', auto_now = True) 

    class Meta: 
        db_table = 'system_slider' 
        Ordering = [ '-reorder'] 


class News (models.Model): 
    "" "news and notice" "" 
    types models.SmallIntegerField = ( 'type', choices = constants.NEWS_TYPES_CHOICES, 
                                     default = constants.NEWS_TYPE_NEW) 
    title = Models.As CharField ( 'title', MAX_LENGTH = 255) 
    Content = models.TextField ( 'content')
    reorder = models.SmallIntegerField ( 'sort', default = 0, = 'larger the number, the more forward' help_text) 
    START_TIME = models.DateTimeField ( 'time of commencement', null = True, blank = True) 
    END_TIME = Models. DateTimeField ( 'entry into force of the end of time', null = True, blank = True) 
    view_count = models.IntegerField ( 'Views', default = 0) 

    is_top = models.BooleanField ( 'whether top', default = False) 

    is_valid = Models. BooleanField ( 'delete', default = True) 

    created_at = models.DateTimeField ( 'creation time', auto_now_add = True) 
    updated_at = models.DateTimeField ( 'last modified', auto_now = True) 

    class Meta: 
        db_table = 'system_news' 
        = Ordering [ '-reorder'] 

. 4 sync data command table

python manage.py check

python manage.py makemigrations

python manage.py migrate

Successful synchronization

django module creates a data table using the synchronization method

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