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Fixed #34255 -- Made PostgreSQL backend use client-side parameters binding with psycopg version 3.
Thanks Guillaume Andreu Sabater for the report. Co-authored-by: Florian Apolloner <apollo13@users.noreply.github.com>
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6 changed files with 92 additions and 6 deletions
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@ -117,9 +117,6 @@ PostgreSQL notes
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Django supports PostgreSQL 12 and higher. `psycopg`_ 3.1.8+ or `psycopg2`_
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2.8.4+ is required, though the latest `psycopg`_ 3.1.8+ is recommended.
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.. _psycopg: https://www.psycopg.org/psycopg3/
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.. _psycopg2: https://www.psycopg.org/
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.. note::
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Support for ``psycopg2`` is likely to be deprecated and removed at some
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@ -251,6 +248,31 @@ database configuration in :setting:`DATABASES`::
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},
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}
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.. _database-server-side-parameters-binding:
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Server-side parameters binding
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------------------------------
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.. versionadded:: 4.2
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With `psycopg`_ 3.1.8+, Django defaults to the :ref:`client-side binding
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cursors <psycopg:client-side-binding-cursors>`. If you want to use the
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:ref:`server-side binding <psycopg:server-side-binding>` set it in the
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:setting:`OPTIONS` part of your database configuration in
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:setting:`DATABASES`::
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DATABASES = {
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"default": {
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"ENGINE": "django.db.backends.postgresql",
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# ...
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"OPTIONS": {
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"server_side_binding": True,
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},
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},
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}
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This option is ignored with ``psycopg2``.
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Indexes for ``varchar`` and ``text`` columns
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--------------------------------------------
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@ -373,6 +395,9 @@ non-durable <https://www.postgresql.org/docs/current/non-durability.html>`_.
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a development machine where you can easily restore the entire contents of
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all databases in the cluster.
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.. _psycopg: https://www.psycopg.org/psycopg3/
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.. _psycopg2: https://www.psycopg.org/
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.. _mariadb-notes:
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MariaDB notes
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