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  • python Web框架 Django学习(2)

    创建应用.

    按照实例敲,但是失败了。。所以复制粘帖看看结果啥样,再对比下。研究哪错了。

    正常结果输出:

    root@smart:~/web_scan_django# python manage.py sql polls
    BEGIN;
    CREATE TABLE `polls_poll` (
        `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,
        `question` varchar(200) NOT NULL,
        `pub_date` datetime NOT NULL
    )
    ;
    CREATE TABLE `polls_choice` (
        `id` integer AUTO_INCREMENT NOT NULL PRIMARY KEY,
        `poll_id` integer NOT NULL,
        `choice_text` varchar(200) NOT NULL,
        `votes` integer NOT NULL
    )
    ;
    ALTER TABLE `polls_choice` ADD CONSTRAINT `poll_id_refs_id_3aa09835` FOREIGN KEY (`poll_id`) REFERENCES `polls_poll` (`id`);
    
    COMMIT;

    model.py

    from django.db import models
    
    # Create your models here.
    #class Poll(models.Model):
    #  question = models.CharField(max_length=200)
    #  pub_date = models.DateTimeField('date published')
    
    #class Choice(models.Model):
    #  poll = models.ForeignKey(Poll)
    #  choice_test = models.CharField(max_length=200)
    #  votes = models.IntegerField(defalut=0)
    
    class Poll(models.Model):
        question = models.CharField(max_length=200)
        pub_date = models.DateTimeField('date published')
    
    class Choice(models.Model):
        poll = models.ForeignKey(Poll)
        choice_text = models.CharField(max_length=200)
        votes = models.IntegerField(default=0)
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  • 原文地址:https://www.cnblogs.com/xiaoCon/p/3497235.html
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