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https://github.com/whitglint/ltreefield

Django Field class for PostgreSQL ltree data type.
https://github.com/whitglint/ltreefield

django-field ltree postgresql

Last synced: 24 days ago
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Django Field class for PostgreSQL ltree data type.

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ltreefield
==========

Django Field class for PostgreSQL ltree data type.

Class
-----
LtreeField

Lookups
-------
* aore
* ltree @> ltree
* is left argument an ancestor of right (or equal)?
* dore
* ltree <@ ltree
* is left argument a descendant of right (or equal)?
* match
* ltree ~ lquery
* does ltree match lquery?

Usage
-----
```python
path__aore='Top.Science' # path @> 'Top.Science'
path__dore='Top.Science' # path <@ 'Top.Science'
path__match='*.Astronomy.*' # path ~ '*.Astronomy.*'
```

Reference
---------
[PostgreSQL: Documentation: 9.3: ltree](http://www.postgresql.org/docs/9.3/static/ltree.html)