Refs #31369 -- Removed models.NullBooleanField per deprecation timeline.

8 files changed, 3 insertions, 9 deletions

diff --git a/django/db/backends/mysql/base.py b/django/db/backends/mysql/base.py
index f57ec283fc..470271c376 100644
--- a/django/db/backends/mysql/base.py
+++ b/django/db/backends/mysql/base.py
@@ -119,7 +119,6 @@ class DatabaseWrapper(BaseDatabaseWrapper):
         'IPAddressField': 'char(15)',
         'GenericIPAddressField': 'char(39)',
         'JSONField': 'json',
-        'NullBooleanField': 'bool',
         'OneToOneField': 'integer',
         'PositiveBigIntegerField': 'bigint UNSIGNED',
         'PositiveIntegerField': 'integer UNSIGNED',
diff --git a/django/db/backends/mysql/operations.py b/django/db/backends/mysql/operations.py
index 5d2a981226..e43c121b4d 100644
--- a/django/db/backends/mysql/operations.py
+++ b/django/db/backends/mysql/operations.py
@@ -291,7 +291,7 @@ class DatabaseOperations(BaseDatabaseOperations):
     def get_db_converters(self, expression):
         converters = super().get_db_converters(expression)
         internal_type = expression.output_field.get_internal_type()
-        if internal_type in ['BooleanField', 'NullBooleanField']:
+        if internal_type == 'BooleanField':
             converters.append(self.convert_booleanfield_value)
         elif internal_type == 'DateTimeField':
             if settings.USE_TZ:
diff --git a/django/db/backends/oracle/base.py b/django/db/backends/oracle/base.py
index d1650e7927..966eb4b6f4 100644
--- a/django/db/backends/oracle/base.py
+++ b/django/db/backends/oracle/base.py
@@ -127,7 +127,6 @@ class DatabaseWrapper(BaseDatabaseWrapper):
         'BigIntegerField': 'NUMBER(19)',
         'IPAddressField': 'VARCHAR2(15)',
         'GenericIPAddressField': 'VARCHAR2(39)',
-        'NullBooleanField': 'NUMBER(1)',
         'OneToOneField': 'NUMBER(11)',
         'PositiveBigIntegerField': 'NUMBER(19)',
         'PositiveIntegerField': 'NUMBER(11)',
@@ -143,7 +142,6 @@ class DatabaseWrapper(BaseDatabaseWrapper):
     data_type_check_constraints = {
         'BooleanField': '%(qn_column)s IN (0,1)',
         'JSONField': '%(qn_column)s IS JSON',
-        'NullBooleanField': '%(qn_column)s IN (0,1)',
         'PositiveBigIntegerField': '%(qn_column)s >= 0',
         'PositiveIntegerField': '%(qn_column)s >= 0',
         'PositiveSmallIntegerField': '%(qn_column)s >= 0',
diff --git a/django/db/backends/oracle/operations.py b/django/db/backends/oracle/operations.py
index b829d2bd9b..964edc4549 100644
--- a/django/db/backends/oracle/operations.py
+++ b/django/db/backends/oracle/operations.py
@@ -182,7 +182,7 @@ END;
             converters.append(self.convert_textfield_value)
         elif internal_type == 'BinaryField':
             converters.append(self.convert_binaryfield_value)
-        elif internal_type in ['BooleanField', 'NullBooleanField']:
+        elif internal_type == 'BooleanField':
             converters.append(self.convert_booleanfield_value)
         elif internal_type == 'DateTimeField':
             if settings.USE_TZ:
diff --git a/django/db/backends/oracle/utils.py b/django/db/backends/oracle/utils.py
index 5665079aa2..bbfd7f6a39 100644
--- a/django/db/backends/oracle/utils.py
+++ b/django/db/backends/oracle/utils.py
@@ -73,7 +73,6 @@ class BulkInsertMapper:
         'DurationField': INTERVAL,
         'FloatField': NUMBER,
         'IntegerField': NUMBER,
-        'NullBooleanField': NUMBER,
         'PositiveBigIntegerField': NUMBER,
         'PositiveIntegerField': NUMBER,
         'PositiveSmallIntegerField': NUMBER,
diff --git a/django/db/backends/postgresql/base.py b/django/db/backends/postgresql/base.py
index c752b5dba4..9eac005dd1 100644
--- a/django/db/backends/postgresql/base.py
+++ b/django/db/backends/postgresql/base.py
@@ -87,7 +87,6 @@ class DatabaseWrapper(BaseDatabaseWrapper):
         'IPAddressField': 'inet',
         'GenericIPAddressField': 'inet',
         'JSONField': 'jsonb',
-        'NullBooleanField': 'boolean',
         'OneToOneField': 'integer',
         'PositiveBigIntegerField': 'bigint',
         'PositiveIntegerField': 'integer',
diff --git a/django/db/backends/sqlite3/base.py b/django/db/backends/sqlite3/base.py
index 9ce3208960..f8e1def982 100644
--- a/django/db/backends/sqlite3/base.py
+++ b/django/db/backends/sqlite3/base.py
@@ -104,7 +104,6 @@ class DatabaseWrapper(BaseDatabaseWrapper):
         'IPAddressField': 'char(15)',
         'GenericIPAddressField': 'char(39)',
         'JSONField': 'text',
-        'NullBooleanField': 'bool',
         'OneToOneField': 'integer',
         'PositiveBigIntegerField': 'bigint unsigned',
         'PositiveIntegerField': 'integer unsigned',
diff --git a/django/db/backends/sqlite3/operations.py b/django/db/backends/sqlite3/operations.py
index 71ef000c93..faf96a1b97 100644
--- a/django/db/backends/sqlite3/operations.py
+++ b/django/db/backends/sqlite3/operations.py
@@ -277,7 +277,7 @@ class DatabaseOperations(BaseDatabaseOperations):
             converters.append(self.get_decimalfield_converter(expression))
         elif internal_type == 'UUIDField':
             converters.append(self.convert_uuidfield_value)
-        elif internal_type in ('NullBooleanField', 'BooleanField'):
+        elif internal_type == 'BooleanField':
             converters.append(self.convert_booleanfield_value)
         return converters