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Add HasAnyKeys lookup for HStoreField.

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This commit is contained in:
Marc Tamlyn 2015-05-30 21:22:36 +01:00
parent 38eacbde62
commit 74fe4428e5
4 changed files with 41 additions and 12 deletions
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17
docs/ref/contrib/postgres/fields.txt
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@ -385,6 +385,23 @@ Returns objects where the given key is in the data. Uses the SQL operator
>>> Dog.objects.filter(data__has_key='owner')
[<Dog: Meg>]
.. fieldlookup:: hstorefield.has_any_keys
has_any_keys
~~~~~~~~~~~~
.. versionadded:: 1.9
Returns objects where any of the given keys are in the data. Uses the SQL
operator ``?|``. For example::
>>> Dog.objects.create(name='Rufus', data={'breed': 'labrador'})
>>> Dog.objects.create(name='Meg', data={'owner': 'Bob'})
>>> Dog.objects.create(name='Fred', data={})
>>> Dog.objects.filter(data__has_any_keys=['owner', 'breed'])
[<Dog: Rufus>, <Dog: Meg>]
.. fieldlookup:: hstorefield.has_keys
has_keys