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Fixed #33717 -- Dropped support for PostgreSQL 11.

This commit is contained in:
Mariusz Felisiak 2022-05-19 09:26:48 +02:00 committed by GitHub
parent 9f55489529
commit 981c23c0cc
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GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 22 additions and 118 deletions
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9
django/contrib/postgres/constraints.py
View File

@ -142,15 +142,6 @@ class ExclusionConstraint(BaseConstraint):
)
def check_supported(self, schema_editor):
if (
self.include
and self.index_type.lower() == "gist"
and not schema_editor.connection.features.supports_covering_gist_indexes
):
raise NotSupportedError(
"Covering exclusion constraints using a GiST index require "
"PostgreSQL 12+."
)
if (
self.include
and self.index_type.lower() == "spgist"

7
django/contrib/postgres/indexes.py
View File

@ -187,13 +187,6 @@ class GistIndex(PostgresIndex):
with_params.append("fillfactor = %d" % self.fillfactor)
return with_params
def check_supported(self, schema_editor):
if (
self.include
and not schema_editor.connection.features.supports_covering_gist_indexes
):
raise NotSupportedError("Covering GiST indexes require PostgreSQL 12+.")
class HashIndex(PostgresIndex):
suffix = "hash"

6
django/contrib/postgres/operations.py
View File

@ -185,12 +185,6 @@ class CollationOperation(Operation):
)
def create_collation(self, schema_editor):
if self.deterministic is False and not (
schema_editor.connection.features.supports_non_deterministic_collations
):
raise NotSupportedError(
"Non-deterministic collations require PostgreSQL 12+."
)
args = {"locale": schema_editor.quote_name(self.locale)}
if self.provider != "libc":
args["provider"] = schema_editor.quote_name(self.provider)

10
django/db/backends/postgresql/features.py
View File

@ -6,7 +6,7 @@ from django.utils.functional import cached_property
class DatabaseFeatures(BaseDatabaseFeatures):
minimum_database_version = (11,)
minimum_database_version = (12,)
allows_group_by_selected_pks = True
can_return_columns_from_insert = True
can_return_rows_from_bulk_insert = True
@ -83,10 +83,6 @@ class DatabaseFeatures(BaseDatabaseFeatures):
"PositiveSmallIntegerField": "SmallIntegerField",
}
@cached_property
def is_postgresql_12(self):
return self.connection.pg_version >= 120000
@cached_property
def is_postgresql_13(self):
return self.connection.pg_version >= 130000
@ -96,8 +92,4 @@ class DatabaseFeatures(BaseDatabaseFeatures):
return self.connection.pg_version >= 140000
has_bit_xor = property(operator.attrgetter("is_postgresql_14"))
supports_covering_gist_indexes = property(operator.attrgetter("is_postgresql_12"))
supports_covering_spgist_indexes = property(operator.attrgetter("is_postgresql_14"))
supports_non_deterministic_collations = property(
operator.attrgetter("is_postgresql_12")
)

2
docs/ref/contrib/gis/install/index.txt
View File

@ -58,7 +58,7 @@ supported versions, and any notes for each of the supported database backends:
================== ============================== ================== =========================================
Database Library Requirements Supported Versions Notes
================== ============================== ================== =========================================
PostgreSQL GEOS, GDAL, PROJ, PostGIS 11+ Requires PostGIS.
PostgreSQL GEOS, GDAL, PROJ, PostGIS 12+ Requires PostGIS.
MySQL GEOS, GDAL 5.7+ :ref:`Limited functionality <mysql-spatial-limitations>`.
Oracle GEOS, GDAL 19+ XE not supported.
SQLite GEOS, GDAL, PROJ, SpatiaLite 3.9.0+ Requires SpatiaLite 4.3+

4
docs/ref/contrib/postgres/constraints.txt
View File

@ -139,8 +139,8 @@ used for queries that select only included fields
(:attr:`~ExclusionConstraint.include`) and filter only by indexed fields
(:attr:`~ExclusionConstraint.expressions`).
``include`` is supported for GiST indexes on PostgreSQL 12+ and SP-GiST
indexes on PostgreSQL 14+.
``include`` is supported for GiST indexes. PostgreSQL 14+ also supports
``include`` for SP-GiST indexes.
.. versionchanged:: 4.1

4
docs/ref/contrib/postgres/fields.txt
View File

@ -287,8 +287,8 @@ transform do not change. For example::
.. admonition:: Case-insensitive collations
On PostgreSQL 12+, it's preferable to use non-deterministic collations
instead of the ``citext`` extension. You can create them using the
It's preferable to use non-deterministic collations instead of the
``citext`` extension. You can create them using the
:class:`~django.contrib.postgres.operations.CreateCollation` migration
operation. For more details, see :ref:`manage-postgresql-collations` and
the PostgreSQL documentation about `non-deterministic collations`_.

4
docs/ref/contrib/postgres/operations.txt
View File

@ -151,10 +151,6 @@ For example, to create a collation for German phone book ordering::
``provider``, and ``deterministic`` arguments. Therefore, ``locale`` is
required to make this operation reversible.
.. admonition:: Restrictions
Non-deterministic collations are supported only on PostgreSQL 12+.
Concurrent index operations
===========================

2
docs/ref/databases.txt
View File

@ -114,7 +114,7 @@ below for information on how to set up your database correctly.
PostgreSQL notes
================
Django supports PostgreSQL 11 and higher. `psycopg2`_ 2.8.4 or higher is
Django supports PostgreSQL 12 and higher. `psycopg2`_ 2.8.4 or higher is
required, though the latest release is recommended.
.. _psycopg2: https://www.psycopg.org/

7
docs/ref/models/indexes.txt
View File

@ -214,10 +214,9 @@ See the PostgreSQL documentation for more details about `covering indexes`_.
.. admonition:: Restrictions on PostgreSQL
PostgreSQL < 12 only supports covering B-Tree indexes, PostgreSQL 12+ also
supports covering :class:`GiST indexes
<django.contrib.postgres.indexes.GistIndex>`, and PostgreSQL 14+ also
supports covering :class:`SP-GiST indexes
PostgreSQL supports covering B-Tree and :class:`GiST indexes
<django.contrib.postgres.indexes.GistIndex>`. PostgreSQL 14+ also supports
covering :class:`SP-GiST indexes
<django.contrib.postgres.indexes.SpGistIndex>`.
.. versionchanged:: 4.1

6
docs/releases/4.2.txt
View File

@ -229,6 +229,12 @@ Dropped support for MariaDB 10.3
Upstream support for MariaDB 10.3 ends in May 2023. Django 4.2 supports MariaDB
10.4 and higher.
Dropped support for PostgreSQL 11
---------------------------------
Upstream support for PostgreSQL 11 ends in November 2023. Django 4.2 supports
PostgreSQL 12 and higher.
Miscellaneous
-------------

4
tests/backends/postgresql/tests.py
View File

@ -315,9 +315,9 @@ class Tests(TestCase):
new_connection.pg_version = 110009
self.assertEqual(new_connection.get_database_version(), (11, 9))
@mock.patch.object(connection, "get_database_version", return_value=(10,))
@mock.patch.object(connection, "get_database_version", return_value=(11,))
def test_check_database_version_supported(self, mocked_get_database_version):
msg = "PostgreSQL 11 or later is required (found 10)."
msg = "PostgreSQL 12 or later is required (found 11)."
with self.assertRaisesMessage(NotSupportedError, msg):
connection.check_database_version_supported()
self.assertTrue(mocked_get_database_version.called)

26
tests/postgres_tests/test_constraints.py
View File

@ -845,7 +845,6 @@ class ExclusionConstraintTests(PostgreSQLTestCase):
RangesModel.objects.create(ints=(10, 19))
RangesModel.objects.create(ints=(51, 60))
@skipUnlessDBFeature("supports_covering_gist_indexes")
def test_range_adjacent_gist_include(self):
constraint_name = "ints_adjacent_gist_include"
self.assertNotIn(
@ -887,7 +886,6 @@ class ExclusionConstraintTests(PostgreSQLTestCase):
RangesModel.objects.create(ints=(10, 19))
RangesModel.objects.create(ints=(51, 60))
@skipUnlessDBFeature("supports_covering_gist_indexes")
def test_range_adjacent_gist_include_condition(self):
constraint_name = "ints_adjacent_gist_include_condition"
self.assertNotIn(
@ -921,7 +919,6 @@ class ExclusionConstraintTests(PostgreSQLTestCase):
editor.add_constraint(RangesModel, constraint)
self.assertIn(constraint_name, self.get_constraints(RangesModel._meta.db_table))
@skipUnlessDBFeature("supports_covering_gist_indexes")
def test_range_adjacent_gist_include_deferrable(self):
constraint_name = "ints_adjacent_gist_include_deferrable"
self.assertNotIn(
@ -955,27 +952,6 @@ class ExclusionConstraintTests(PostgreSQLTestCase):
editor.add_constraint(RangesModel, constraint)
self.assertIn(constraint_name, self.get_constraints(RangesModel._meta.db_table))
def test_gist_include_not_supported(self):
constraint_name = "ints_adjacent_gist_include_not_supported"
constraint = ExclusionConstraint(
name=constraint_name,
expressions=[("ints", RangeOperators.ADJACENT_TO)],
index_type="gist",
include=["id"],
)
msg = (
"Covering exclusion constraints using a GiST index require "
"PostgreSQL 12+."
)
with connection.schema_editor() as editor:
with mock.patch(
"django.db.backends.postgresql.features.DatabaseFeatures."
"supports_covering_gist_indexes",
False,
):
with self.assertRaisesMessage(NotSupportedError, msg):
editor.add_constraint(RangesModel, constraint)
def test_spgist_include_not_supported(self):
constraint_name = "ints_adjacent_spgist_include_not_supported"
constraint = ExclusionConstraint(
@ -1062,7 +1038,6 @@ class ExclusionConstraintTests(PostgreSQLTestCase):
editor.add_constraint(RangesModel, constraint)
self.assertIn(constraint_name, self.get_constraints(RangesModel._meta.db_table))
@skipUnlessDBFeature("supports_covering_gist_indexes")
def test_range_adjacent_gist_opclass_include(self):
constraint_name = "ints_adjacent_gist_opclass_include"
self.assertNotIn(
@ -1210,7 +1185,6 @@ class ExclusionConstraintOpclassesDepracationTests(PostgreSQLTestCase):
self.assertIn(constraint_name, self.get_constraints(RangesModel._meta.db_table))
@ignore_warnings(category=RemovedInDjango50Warning)
@skipUnlessDBFeature("supports_covering_gist_indexes")
def test_range_adjacent_gist_opclasses_include(self):
constraint_name = "ints_adjacent_gist_opclasses_include"
self.assertNotIn(

15
tests/postgres_tests/test_indexes.py
View File

@ -505,7 +505,6 @@ class SchemaTests(PostgreSQLTestCase):
index_name, self.get_constraints(CharFieldModel._meta.db_table)
)
@skipUnlessDBFeature("supports_covering_gist_indexes")
def test_gist_include(self):
index_name = "scene_gist_include_setting"
index = GistIndex(name=index_name, fields=["scene"], include=["setting"])
@ -519,20 +518,6 @@ class SchemaTests(PostgreSQLTestCase):
editor.remove_index(Scene, index)
self.assertNotIn(index_name, self.get_constraints(Scene._meta.db_table))
def test_gist_include_not_supported(self):
index_name = "gist_include_exception"
index = GistIndex(fields=["scene"], name=index_name, include=["setting"])
msg = "Covering GiST indexes require PostgreSQL 12+."
with self.assertRaisesMessage(NotSupportedError, msg):
with mock.patch(
"django.db.backends.postgresql.features.DatabaseFeatures."
"supports_covering_gist_indexes",
False,
):
with connection.schema_editor() as editor:
editor.add_index(Scene, index)
self.assertNotIn(index_name, self.get_constraints(Scene._meta.db_table))
def test_tsvector_op_class_gist_index(self):
index_name = "tsvector_op_class_gist"
index = GistIndex(

25
tests/postgres_tests/test_operations.py
View File

@ -1,5 +1,4 @@
import unittest
from unittest import mock
from migrations.test_base import OperationTestBase
@ -7,7 +6,7 @@ from django.db import IntegrityError, NotSupportedError, connection, transaction
from django.db.migrations.state import ProjectState
from django.db.models import CheckConstraint, Index, Q, UniqueConstraint
from django.db.utils import ProgrammingError
from django.test import modify_settings, override_settings, skipUnlessDBFeature
from django.test import modify_settings, override_settings
from django.test.utils import CaptureQueriesContext
from . import PostgreSQLTestCase
@ -318,7 +317,6 @@ class CreateCollationTests(PostgreSQLTestCase):
self.assertEqual(args, [])
self.assertEqual(kwargs, {"name": "C_test", "locale": "C"})
@skipUnlessDBFeature("supports_non_deterministic_collations")
def test_create_non_deterministic_collation(self):
operation = CreateCollation(
"case_insensitive_test",
@ -383,27 +381,6 @@ class CreateCollationTests(PostgreSQLTestCase):
self.assertEqual(len(captured_queries), 1)
self.assertIn("DROP COLLATION", captured_queries[0]["sql"])
def test_nondeterministic_collation_not_supported(self):
operation = CreateCollation(
"case_insensitive_test",
provider="icu",
locale="und-u-ks-level2",
deterministic=False,
)
project_state = ProjectState()
new_state = project_state.clone()
msg = "Non-deterministic collations require PostgreSQL 12+."
with connection.schema_editor(atomic=False) as editor:
with mock.patch(
"django.db.backends.postgresql.features.DatabaseFeatures."
"supports_non_deterministic_collations",
False,
):
with self.assertRaisesMessage(NotSupportedError, msg):
operation.database_forwards(
self.app_label, editor, project_state, new_state
)
@unittest.skipUnless(connection.vendor == "postgresql", "PostgreSQL specific tests.")
class RemoveCollationTests(PostgreSQLTestCase):

6
tests/postgres_tests/test_trigram.py
View File

@ -46,8 +46,7 @@ class TrigramTest(PostgreSQLTestCase):
def test_trigram_similarity(self):
search = "Bat sat on cat."
# Round result of similarity because PostgreSQL 12+ uses greater
# precision.
# Round result of similarity because PostgreSQL uses greater precision.
self.assertQuerysetEqual(
self.Model.objects.filter(
field__trigram_similar=search,
@ -77,8 +76,7 @@ class TrigramTest(PostgreSQLTestCase):
)
def test_trigram_similarity_alternate(self):
# Round result of distance because PostgreSQL 12+ uses greater
# precision.
# Round result of distance because PostgreSQL uses greater precision.
self.assertQuerysetEqual(
self.Model.objects.annotate(
distance=TrigramDistance("field", "Bat sat on cat."),

3
tests/queries/test_explain.py
View File

@ -82,9 +82,8 @@ class ExplainTests(TestCase):
{"verbose": True, "timing": True, "analyze": True},
{"verbose": False, "timing": False, "analyze": True},
{"summary": True},
{"settings": True},
]
if connection.features.is_postgresql_12:
test_options.append({"settings": True})
if connection.features.is_postgresql_13:
test_options.append({"analyze": True, "wal": True})
for options in test_options: