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Document that $ and . aren't supported in Field.db_column #421

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Document that $ and . aren't supported in Field.db_column #421

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10 changes: 10 additions & 0 deletions docs/ref/models/fields.rst
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Expand Up @@ -39,6 +39,16 @@ A few notes about some of the other fields:
- Similarly, all :class:`~django.db.models.DurationField` values are stored as
:class:`bson.int64.Int64`.

Model field options
===================

Some notes about model field options:

- Dollar signs and periods (``$`` and ``.``) are not supported in
:attr:`Field.db_column <django.db.models.Field.db_column>` since these field
names are :doc:`discouraged by MongoDB
<manual:core/dot-dollar-considerations>`.

MongoDB-specific model fields
=============================

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