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Django uses mysqlclient service to connect and write to the database

2022-07-05 19:13:00 【1024 questions】

Catalog

Django Use mysqlclient The service connects and writes to the database

Get ready

One 、 install mysqlclient service

Two 、settings.py file

1. Write subapplication to

2. Configuration database

3、 ... and . To configure urls.py file

1. Initialize the urls.py file

2. Sub application of urls.py file

Four . To configure models.py Model class

5、 ... and . To configure views.py View class file

6、 ... and . stay template Editor in chief HTML page [ It's easier ]

7、 ... and . Create and execute portable files [ Please omit this step if you have done it ]

8、 ... and . effect

Nine . Summary

Django Use mysqlclient The service connects and writes to the database Get ready

1. establish Django Program , install Django service ( Please see the previous section for details )
2. Create subapplication ( Please see the previous section for details )
3. Connect to the database service , Create a new database , You can also use old data .

One 、 install mysqlclient service

stay Terminal Console input :

pip install mysqlclient==2.0
Followed by the version number , Write but not write

Two 、settings.py file 1. Write subapplication to

INSTALLED_APPS = [ 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', 'stu'# The name of the created sub application ]

2. Configuration database

DATABASES = { 'default': { # Connect local mysql database 'ENGINE': 'django.db.backends.mysql', 'NAME': 'student',# Database name 'USER': 'root',# user name 'PASSWORD': 'root',# password 'HOST': 'localhost',# Local ip 'PORT': 3306,# Port number }}

3、 ... and . To configure urls.py file 1. Initialize the urls.py file

from django.contrib import adminfrom django.urls import path, includeurlpatterns = [ path('admin/', admin.site.urls), path('stu/', include('stu.urls'))# Access subapplication ]

2. Sub application of urls.py file

from django.urls import pathfrom stu import viewsurlpatterns = [ path('gosigt/', views.gosigt),# route path('insigt/', views.insigt),# route ]

Four . To configure models.py Model class

from django.db import modelsclass Stu(models.Model):# Column names in the table : sname=models.CharField(max_length=10) spwd=models.CharField(max_length=10) # Edit the name of the word table class Meta: db_table='stu'

5、 ... and . To configure views.py View class file

from django.http import HttpResponsefrom django.shortcuts import renderfrom stu.models import Studef gosigt(request): return render(request,'sigt.html')def insigt(request): sname=request.POST.get('sname')# Get form content spwd=request.POST.get('spwd') if(sname!="" and spwd!=""): # .save() Write data to the database Stu(sname=sname, spwd=spwd).save() return HttpResponse('<h1> Registered successfully !</h1>') return HttpResponse('<h1> Registration failed !</h1>')

6、 ... and . stay template Editor in chief HTML page [ It's easier ]

<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title> register </title></head><body> <form method="post" action="/stu/insigt/"> /*post Method needs to write the following code */ {% csrf_token %} user name :<input type="text" name="sname"><br/> The secret &emsp; code :<input type="password" name="spwd"><br/> <input type="submit" value=" register "> </form></body></html>

7、 ... and . Create and execute portable files [ Please omit this step if you have done it ]

stay Terminal Console input :

Create migration file :python manage.py makemigrations
Perform migration file :python manage.py migrate stu
Execute stu Is the name of my sub app

8、 ... and . effect

Nine . Summary

This chapter gives an overview of Django Use... In the framework mysqlclient The service implements the operation of connecting and writing to the database , It's all dry stuff , Need to be familiar with the use .
Where are the deficiencies or better suggestions , Welcome to make complaints about Tucao , There are little friends who don't understand , You can write to me , I will answer them one by one , Thank you for your approval , Thank you for your support !

This is about Django Use mysqlclient This is the end of the article about service connection and writing to the database , More about Django mysqlclient Please search the previous articles of SDN or continue to browse the relevant articles below. I hope you will support SDN more in the future ！

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当前位置：网站首页>Django uses mysqlclient service to connect and write to the database

Django uses mysqlclient service to connect and write to the database

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