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37 lines
1.1 KiB
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37 lines
1.1 KiB
Plaintext
=================================
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PostgreSQL specific model indexes
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=================================
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.. module:: django.contrib.postgres.indexes
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.. versionadded:: 1.11
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The following are PostgreSQL specific :doc:`indexes </ref/models/indexes>`
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available from the ``django.contrib.postgres.indexes`` module.
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``BrinIndex``
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=============
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.. class:: BrinIndex(pages_per_range=None)
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Creates a `BRIN index
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<https://www.postgresql.org/docs/current/static/brin-intro.html>`_. For
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performance considerations and use cases of the index, please consult the
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documentation.
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``GinIndex``
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============
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.. class:: GinIndex()
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Creates a `gin index
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<https://www.postgresql.org/docs/current/static/gin.html>`_.
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To use this index on data types not in the `built-in operator classes
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<https://www.postgresql.org/docs/current/static/gin-builtin-opclasses.html>`_,
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you need to activate the `btree_gin extension
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<https://www.postgresql.org/docs/current/static/btree-gin.html>`_ on
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PostgreSQL. You can install it using the
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:class:`~django.contrib.postgres.operations.BtreeGinExtension` migration
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operation.
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