sqlalchemy_mptt

Library for implementing Modified Preorder Tree Traversal with your SQLAlchemy Models and working with trees of Model instances, like django-mptt. The nested set model is a particular technique for representing nested sets (also known as trees or hierarchies) in relational databases.

Where used

• ps_tree

• pyramid_pages

• your project …

Manual

• Setup
  • Session factory wrapper
  • Using session factory wrapper with flask_sqlalchemy
  • Events
  • Data structure
  • Initializing a tree with data
• Usage
  • INSERT
  • UPDATE
  • DELETE

API:

• sqlalchemy_mptt package
  • Events
  • Mixins
  • Tests

Tutorial

• Usage with Flask-SQLAlchemy
  • Represent data of tree in table
  • Drilldown
  • Path to root
  • Full code

A lot of examples and logic in sqlalchemy_mptt.tests.cases

Support and Development

• Contribution Guidelines
  • Development Setup
  • Running Tests
  • Building Documentation

Changelog

• Versions releases 0.2.x & above
• Versions releases 0.1.x

Indices and tables

• Index

• Module Index

• Search Page