Django v4.1 Documentation
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Models and databases

来源 1 浏览 196 扫码 打印 2022-08-12 09:37:48

    Models and databases

    • Models
    • Aggregation
    • Performing raw SQL queries
    • Tablespaces
    • Database instrumentation
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    • Django internals
      • The Django source code repository
      • Django’s release process
      • How is Django Formed?
      • Django’s security policies
      • Organization of the Django Project
      • Contributing to Django
      • Mailing lists
      • Django Deprecation Timeline
    • “How-to” guides
      • How to provide initial data for models
      • How to implement a custom template backend
      • How to upgrade Django to a newer version
      • How to create custom model fields
      • How to deploy static files
      • How to use Django’s CSRF protection
      • How to integrate Django with a legacy database
      • How to manage static files (e.g. images, JavaScript, CSS/)
      • How to configure and use logging
      • How to create custom template tags and filters
      • How to override templates
      • How to create PDF files
      • How to install Django on Windows
      • How to write a custom storage class
      • How to create CSV output
      • How to create custom django-admin commands
      • How to authenticate using REMOTE_USER
      • How to manage error reporting
      • How to deploy Django
        • Deployment checklist
        • How to deploy with WSGI
          • How to use Django with uWSGI
          • How to authenticate against Django’s user database from Apache
          • How to use Django with Apache and mod_wsgi
          • How to use Django with Gunicorn
        • How to deploy with ASGI
          • How to use Django with Uvicorn
          • How to use Django with Daphne
          • How to use Django with Hypercorn
      • How to create database migrations
      • How to write custom lookups
    • Django FAQ
      • FAQ: Installation
      • FAQ: Getting Help
      • FAQ: Contributing code
      • Troubleshooting
      • FAQ: General
      • FAQ: Using Django
      • FAQ: Databases and models
      • FAQ: The admin
    • API Reference
      • Built-in class-based views API
        • Class-based generic views - flattened index
        • Generic editing views
        • Base views
        • Generic display views
        • Generic date views
        • Class-based views mixins
          • Editing mixins
          • Simple mixins
          • Single object mixins
          • Date-based mixins
          • Multiple object mixins
      • Migration Operations
      • django.urls functions for use in URLconfs
      • Applications
      • Databases
      • Django Exceptions
      • Settings
      • System check framework
      • Built-in Views
      • Middleware
      • Models
        • Model index reference
        • Model Meta options
        • Conditional Expressions
        • Model field reference
        • Constraints reference
        • Model instance reference
        • Lookup API reference
        • Related objects reference
        • Database Functions
        • Model class reference
        • Query Expressions
        • QuerySet API reference
        • Model _meta API
      • Paginator
      • contrib packages
        • The syndication feed framework
        • The redirects app
        • The flatpages app
        • GeoDjango
          • Deploying GeoDjango
          • Testing GeoDjango apps
          • Geographic Sitemaps
          • GEOS API
          • GDAL API
          • GeoDjango Tutorial
          • Geolocation with GeoIP2
          • GeoDjango Forms API
          • Geographic Feeds
          • GeoDjango Model API
          • GIS QuerySet API Reference
          • GeoDjango Management Commands
          • GeoDjango Installation
          • GeoDjango Database API
          • Measurement Objects
          • GeoDjango Utilities
            • OGR Inspection
            • LayerMapping data import utility
            • GeoJSON Serializer
          • Geographic Database Functions
          • GeoDjango’s admin site
        • The messages framework
        • The Django admin site
          • Admin actions
          • The Django admin documentation generator
          • JavaScript customizations in the admin
          • ModelAdmin List Filters
        • django.contrib.postgres
          • PostgreSQL specific model fields
          • PostgreSQL specific database constraints
          • Full text search
          • PostgreSQL specific aggregation functions
          • PostgreSQL specific query expressions
          • PostgreSQL specific model indexes
          • PostgreSQL specific database functions
          • PostgreSQL specific lookups
          • Validators
          • Database migration operations
          • PostgreSQL specific form fields and widgets
        • The contenttypes framework
        • django.contrib.humanize
        • The sitemap framework
        • The staticfiles app
        • The “sites” framework
        • django.contrib.auth
      • Logging
      • Clickjacking Protection
      • Signals
      • Forms
        • The form rendering API
        • Widgets
        • Form fields
        • Form and field validation
        • Model Form Functions
        • The Forms API
          • Creating forms from models
          • Formsets
          • Form Assets (the Media class/)
        • Formset Functions
      • Templates
        • Built-in template tags and filters
        • The Django template language
        • The Django template language: for Python programmers
      • Django Utils
      • django-admin and manage.py
      • Validators
      • django.urls utility functions
      • Cross Site Request Forgery protection
      • Request and response objects
      • SchemaEditor
      • File handling
        • Uploaded Files and Upload Handlers
        • File storage API
        • The File object
      • TemplateResponse and SimpleTemplateResponse
      • Unicode data
    • Using Django
      • Internationalization and localization
      • Working with forms
      • External packages
      • Templates
      • Testing in Django
        • Writing and running tests
        • Advanced testing topics
        • Testing tools
      • Handling HTTP requests
        • Middleware
        • View decorators
        • File Uploads
        • Generic views
        • URL dispatcher
        • Writing views
        • How to use sessions
        • Django shortcut functions
      • Django settings
      • Serializing Django objects
      • System check framework
      • Signals
      • How to install Django
      • Pagination
      • Class-based views
        • Introduction to class-based views
        • Form handling with class-based views
        • Built-in class-based generic views
        • Using mixins with class-based views
      • Security in Django
      • User authentication in Django
      • Migrations
      • Asynchronous support
      • Logging
      • Performance and optimization
      • Conditional View Processing
      • Cryptographic signing
      • Sending email
      • Managing files
      • Django’s cache framework
      • Models and databases
        • Models
        • Making queries
        • Tablespaces
        • Managers
        • Database access optimization
        • Aggregation
        • Examples of model relationship API usage
          • Many-to-one relationships
          • Many-to-many relationships
          • One-to-one relationships
        • Performing raw SQL queries
        • Database transactions
        • Multiple databases
        • Database instrumentation
        • Search
    • Release notes
      • 4.0 release
        • Django 4.0.3 release notes
        • Django 4.0.4 release notes
        • Django 4.0.2 release notes
        • Django 4.0.5 release notes
        • Django 4.0.6 release notes
        • Django 4.0.7 release notes
        • Django 4.0 release notes
        • Django 4.0.1 release notes
      • 4.1 release
        • Django 4.1 release notes
        • Django 4.1.1 release notes
    • Getting started
      • Writing your first Django app, part 6
      • Writing your first Django app, part 5
      • What to read next
      • Quick install guide
      • Advanced tutorial: How to write reusable apps
      • Writing your first Django app, part 7
      • Writing your first Django app, part 3
      • Writing your first Django app, part 1
      • Django at a glance
      • Writing your first Django app, part 4
      • Writing your first patch for Django
      • Writing your first Django app, part 2
    • Meta-documentation and miscellany
      • Third-party distributions of Django
      • API stability
      • Design philosophies
    • Glossary
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