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Refs #19527 -- Allowed QuerySet.bulk_create() to set the primary key of its objects.

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PostgreSQL support only.

Thanks Vladislav Manchev and alesasnouski for working on the patch.
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acrefoot 2015-08-20 22:38:58 -07:00 • committed by Tim Graham
parent 60633ef3de
commit 04240b2365
8 changed files with 90 additions and 20 deletions
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8
docs/ref/models/querysets.txt
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@ -1794,13 +1794,19 @@ This has a number of caveats though:
``post_save`` signals will not be sent.
* It does not work with child models in a multi-table inheritance scenario.
* If the model's primary key is an :class:`~django.db.models.AutoField` it
does not retrieve and set the primary key attribute, as ``save()`` does.
does not retrieve and set the primary key attribute, as ``save()`` does,
unless the database backend supports it (currently PostgreSQL).
* It does not work with many-to-many relationships.
.. versionchanged:: 1.9
Support for using ``bulk_create()`` with proxy models was added.
.. versionchanged:: 1.0
Support for setting primary keys on objects created using ``bulk_create()``
when using PostgreSQL was added.
The ``batch_size`` parameter controls how many objects are created in single
query. The default is to create all objects in one batch, except for SQLite
where the default is such that at most 999 variables per query are used.