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Code Issues 32 Releases Wiki Activity

Fixed DatabaseFeatures.update_can_self_select on MariaDB 10.3.2+.

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Mariusz Felisiak 2019-10-24 12:18:13 +02:00 committed by GitHub
parent e83c300a33
commit e645f27907
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1 changed files with 4 additions and 1 deletions
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5
django/db/backends/mysql/features.py
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@ -6,7 +6,6 @@ from django.utils.functional import cached_property
class DatabaseFeatures(BaseDatabaseFeatures): class DatabaseFeatures(BaseDatabaseFeatures):
empty_fetchmany_value = () empty_fetchmany_value = ()
update_can_self_select = False
allows_group_by_pk = True allows_group_by_pk = True
related_fields_match_type = True related_fields_match_type = True
# MySQL doesn't support sliced subqueries with IN/ALL/ANY/SOME. # MySQL doesn't support sliced subqueries with IN/ALL/ANY/SOME.
@ -62,6 +61,10 @@ class DatabaseFeatures(BaseDatabaseFeatures):
result = cursor.fetchone() result = cursor.fetchone()
return result[0] return result[0]
@cached_property
def update_can_self_select(self):
return self.connection.mysql_is_mariadb and self.connection.mysql_version >= (10, 3, 2)
@cached_property @cached_property
def can_introspect_foreign_keys(self): def can_introspect_foreign_keys(self):
"Confirm support for introspected foreign keys" "Confirm support for introspected foreign keys"