wordpress 网站统计插件,查网站流量的网址,郑州网站制作专业乐云seo,常州微网站开发我有一个使用MySQL作为后端的Django应用程序。我在原始MySQL记录显示一个值时遇到困难#xff0c;但Django在Web应用程序中提供了其他内容。例如#xff0c;我有一个客户端数据表。每条记录中的一个字段称为snailMailInvoice并且是Y / N选项 - 默认值是Y(varchar类型)。-----…我有一个使用MySQL作为后端的Django应用程序。我在原始MySQL记录显示一个值时遇到困难但Django在Web应用程序中提供了其他内容。例如我有一个客户端数据表。每条记录中的一个字段称为snailMailInvoice并且是Y / N选项 - 默认值是Y(varchar类型)。---------------------------------------------------------------------| Field | Type | Null | Key | Default | Extra |---------------------------------------------------------------------| snailMailInvoice | varchar(3) | NO | | Y | |原始的MySQLselect * from systems_system_contact where lastNameSomeClient;...a bunch of other fields... | snailMailInvoice |...a bunch of other fields... | N然后在Django App中表单显示Y(另一选择)。这就像Django应用程序无法看到MySQL值所以它默认为Y。如果通过Django应用程序选择N并保存表单那么该值将粘贴到Django中的N。为什么会发生这种情况编辑 - 添加一些代码Forms.pyclass System_Contact_Form(ModelForm):class Meta:model System_Contactexclude (isMainContact, systemOwner, companyName, isRessyContact)Views.pydef contact_details(request, scID):redirect_to request.REQUEST.get(next, /systems/contacts/)if request.method POST:syscontEdit System_Contact.objects.get(pkscID)form System_Contact_Form(request.POST, instancesyscontEdit)if form.is_valid():form.save()return HttpResponseRedirect(redirect_to)else:syscontView System_Contact.objects.get(pkscID)form System_Contact_Form(instancesyscontView)c {form:form,cancel:redirect_to}return render_to_response(pages/systems/contact_details.html, c, context_instanceRequestContext(request))Models.pyclass System_Contact(models.Model):IS_MAIN_CONTACT_CHOICES ((Y, Yes),(N, No),)IS_SYSTEM_OWNER_CHOICES ((Y, Yes),(N, No),)IS_RESSY_CONTACT_CHOICES ((Y, Yes),(N, No, this is a commercial contact),)TRADE_CHOICES ((EL, Electrician),(LA, Landscaper),(PL, Plumber),(TR, Trencher),)SNAIL_MAIL_CHOICES ((Y, Yes),(N, No),)SNAIL_MAIL_INVOICE_CHOICES ((Y, Yes),(N, No),)firstInitial models.CharField(max_length 10, verbose_name First Initial, blank True, null True)firstName models.CharField(max_length 60, verbose_name First Name, blank True, null True)lastName models.CharField(max_length 160, verbose_name Last Name, blank True, null True)phonetically models.CharField(max_length 100, verbose_name Phonetically, blank True, null True)companyName models.CharField (max_length 160, verbose_name Company Name, blank True, null True) #Only used for Commercial Owners, no other field neededhomePhone models.CharField(max_length 60, verbose_name Home Phone Number, blank True, null True)officePhone models.CharField(max_length 60, verbose_name Office Phone Number, blank True, null True)cellPhone models.CharField(max_length 60, verbose_name Cell Phone Number, blank True, null True)faxNumber models.CharField (max_length 60, blankTrue, nullTrue, verbose_name Fax Number)isMainContact models.CharField (max_length 3, verbose_name Is the Main Contact?, choices IS_MAIN_CONTACT_CHOICES, defaultN)isRessyContact models.CharField (max_length 3, verbose_name Is this a Ressy Contact?, choices IS_RESSY_CONTACT_CHOICES, defaultY)isArchived models.BooleanField(verbose_name Archived?, default False)systemOwner models.CharField (max_length 3, verbose_name Is a System Owner?, choices IS_SYSTEM_OWNER_CHOICES, defaultN) #this is just a flag to say they own a systemworksFor models.CharField (max_length 70, verbose_name Works For, blank True, null True)tradeType models.ForeignKey(Contact_Trade, blankTrue, nullTrue, verbose_nameTrade)emailAddress models.EmailField(verbose_name Email Address, blank True, null True)billingAddress models.CharField(max_length 150, verbose_name Billing Address, blankTrue, nullTrue )billingCity models.CharField(max_length 90, verbose_name Billing City, blankTrue, nullTrue)billingProvince models.CharField(max_length 30, verbose_name Billing Province, blankTrue, nullTrue)billingPostalCode models.CharField(max_length 10, verbose_name Billing Postal Code, blankTrue, nullTrue)snailMailOnly models.CharField(max_length 3, verbose_name Snail Mail Only?, choices SNAIL_MAIL_CHOICES, defaultY)snailMailInvoice models.CharField(max_length 3, verbose_name Snail Mail Invoice?, choices SNAIL_MAIL_INVOICE_CHOICES, defaultY)