Django model: Search in models

Search in models

>>> Author.objects.filter(name__contains='Terry')
[<Author: Terry Gilliam>, <Author: Terry Jones>]
Text-based fields have a selection of matching operations. For example, you may wish to allow lookup up an author like so:. 
>>> Author.objects.filter(name__unaccent__icontains='Helen')
[<Author: Helen Mirren>, <Author: Helena Bonham Carter>, <Author: Hélène Joy>]
In the above example, we determined that a case insensitive lookup would be more useful. When dealing with non-English names, a further improvement is to use unaccented comparison:. 
>>> Author.objects.filter(name__unaccent__lower__trigram_similar='Hélène')
[<Author: Helen Mirren>, <Author: Hélène Joy>]
trigram_similar comparison, which compares sequences of letters:.

Filtering a list of objects by a category.

aggregation with weighting, categorization, highlighting, multiple languages, and so on.

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