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Documented INSTALLED_APPS requirement for HStoreField.

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Tim Graham 2015-04-24 08:25:33 -04:00
parent 6d685b1674
commit 618bc4e653
1 changed files with 9 additions and 5 deletions
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12
docs/ref/contrib/postgres/fields.txt
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@ -251,11 +251,15 @@ HStoreField
A field for storing mappings of strings to strings. The Python data type A field for storing mappings of strings to strings. The Python data type
used is a ``dict``. used is a ``dict``.
To use this field, you'll need to setup the hstore extension in PostgreSQL To use this field, you'll need to:
by adding a migration with the
1. Add ``'django.contrib.postgres'`` in your :setting:`INSTALLED_APPS`.
2. Setup the hstore extension in PostgreSQL before the first ``CreateModel``
or ``AddField`` operation by adding a migration with the
:class:`~django.contrib.postgres.operations.HStoreExtension` operation. :class:`~django.contrib.postgres.operations.HStoreExtension` operation.
You'll see an error like ``'type "hstore" does not exist'`` if you skip
this step. You'll see an error like ``can't adapt type 'dict'`` if you skip the first
step, or ``type "hstore" does not exist`` if you skip the second.
.. note:: .. note::