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web2py Reference Manual, 6th Edition (pre-release)
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Using the DAL “stand-alone”

 来源:web2py 浏览 333 扫码 分享 2020-10-15 23:49:15
  • Using the DAL “stand-alone”

    Using the DAL “stand-alone”

    The DAL can be used in a non-web2py environment via

    1. from pydal import DAL, Field
    当前内容版权归 web2py 或其关联方所有，如需对内容或内容相关联开源项目进行关注与资助，请访问 web2py .
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    • 00 Preface
    • 01 Introduction
      • Principles
      • Contribute
      • Elements of style
      • License
      • Acknowledgments
      • Web frameworks
      • Model-View-Controller
      • Why web2py
      • Security
      • In the box
      • Running web2py with Python 2 vs. Python 3
      • About this book
      • Support
    • 02 The Python language
      • About Python
      • def...return
      • class
      • Special attributes, methods and operators
      • File input/output
      • exec, eval
      • import
      • Starting up
      • help, dir
      • Types
      • About indentation
      • for...in
      • while
      • if...elif...else
      • try...except...else...finally
    • 03 Overview
      • Startup
      • Simple examples
      • An image blog
      • A simple wiki
      • Make sure this is called after the auth instance is created
      • More on admin
      • More on appadmin
    • 04 The core
      • Command line options
      • session
      • cache
      • URL
      • HTTP and redirect
      • Internationalization, and Pluralization with T
      • Cookies
      • Application init
      • URL rewrite
      • Running tasks in the background
      • web2py Scheduler
      • Workflow
      • Third party modules
      • Execution environment
      • Cooperation
      • Logging
      • WSGI
      • Dispatching
      • Libraries
      • Applications
      • API
      • Accessing the API from Python modules
      • request
      • response
    • 05 The views
      • BEAUTIFY
      • Blocks in views
      • Custom helpers
      • Functions in views
      • Javascript in views
      • Page layout
      • Server-side DOM and parsing
      • Basic syntax
      • HTML helpers
      • Built-in helpers
    • 06 The database abstraction layer
      • Dependencies
      • insert
      • commit and rollback
      • Raw SQL
      • drop
      • Indexes
      • Legacy databases and keyed tables
      • Distributed transaction
      • More on uploads
      • Query, Set, Rows
      • select
      • The DAL: A quick tour
      • Other methods
      • Computed fields
      • Virtual fields
      • One to many relation
      • Many to many
      • list:<type> and contains
      • Other operators
      • Generating raw sql
      • Exporting and importing data
      • Caching selects
      • Using the DAL “stand-alone”
      • Self-Reference and aliases
      • Advanced features
      • Gotchas
      • DAL constructor
      • Table constructor
      • Field constructor
      • Migrations
      • Fixing broken migrations
      • Migration control summary
    • 07 Forms and validators
      • FORM
      • SQLFORM
      • Other types of Forms
      • CRUD
      • Custom forms
      • Validators
      • Widgets
      • SQLFORM.grid and SQLFORM.smartgrid
      • SQLFORM.grid
    • 08 Emails and SMS
      • Setting up email
      • Sending emails
      • Sending SMS messages
      • Using the template system to generate messages
      • Sending messages using a background task
      • Reading and managing email boxes (Experimental)
    • 09 Access Control
      • Authentication
      • Authorization
      • Central Authentication Service
    • 10 Services
      • Rendering a dictionary
      • Remote procedure calls
      • Low level API and other recipes
      • Restful Web Services
      • Services and Authentication
    • 11 jQuery and Ajax
      • web2py_ajax.html
      • jQuery effects
      • The ajax function
    • 12 Components and plugins
      • Components, LOAD and Ajax
      • LOAD and Client-Server component communications
      • Plugins
      • Component plugins
      • Plugin manager
      • Layout plugins
      • Plugin repositories, plugin install via admin
    • 13 Deployment recipes
      • AppConfig module
      • Deploying on Google App Engine
      • Deployment recipes: Infrastructure
      • Linux and Unix
      • Windows
      • Securing sessions and admin
      • Efficiency and scalability
      • Deploying on PythonAnywhere
      • Deploying on Heroku
      • Deploying on EC2
    • 14 Other recipes
      • Upgrading
      • Geocoding
      • Pagination
      • httpserver.log and the Log File Format
      • Populating database with dummy data
      • Accepting credit card payments
      • Dropbox API
      • Streaming virtual files
      • How to distribute your applications as binaries
      • Developing with IDEs: WingIDE, Rad2Py, Eclipse and PyCharm
      • SQLDesigner
      • Publishing a folder
      • Functional testing
      • Building a minimalist web2py
      • Fetching an external URL
      • Pretty dates
    • 15 Helping web2py
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