diff --git a/sql_server/pyodbc/base.py b/sql_server/pyodbc/base.py
index a6bbb99..ca0a2bd 100644
--- a/sql_server/pyodbc/base.py
+++ b/sql_server/pyodbc/base.py
@@ -88,11 +88,14 @@ class DatabaseWrapper(BaseDatabaseWrapper):
         'NullBooleanField': 'bit',
         'OneToOneField': 'int',
         'PositiveIntegerField': 'int',
+        'PositiveTinyIntegerField': 'tinyint',
         'PositiveSmallIntegerField': 'smallint',
         'PositiveBigIntegerField': 'bigint',
         'SlugField': 'nvarchar(%(max_length)s)',
         'SmallAutoField': 'smallint IDENTITY (1, 1)',
         'SmallIntegerField': 'smallint',
+        'TinyAutoField': 'tinyint IDENTITY (1, 1)',
+        'TinyIntegerField': 'tinyint',
         'TextField': 'nvarchar(max)',
         'TimeField': 'time',
         'UUIDField': 'char(32)',
@@ -100,6 +103,7 @@ class DatabaseWrapper(BaseDatabaseWrapper):
     }
     data_type_check_constraints = {
         'PositiveIntegerField': '[%(column)s] >= 0',
+        'PositiveTinyIntegerField': '[%(column)s] >= 0',
         'PositiveSmallIntegerField': '[%(column)s] >= 0',
     }
     operators = {
diff --git a/sql_server/pyodbc/operations.py b/sql_server/pyodbc/operations.py
index 00eebec..a3e5081 100644
--- a/sql_server/pyodbc/operations.py
+++ b/sql_server/pyodbc/operations.py
@@ -17,6 +17,21 @@
 class DatabaseOperations(BaseDatabaseOperations):
     compiler_module = 'sql_server.pyodbc.compiler'
 
+    integer_field_ranges = {
+        'TinyIntegerField': (-128, 127),
+        'SmallIntegerField': (-32768, 32767),
+        'IntegerField': (-2147483648, 2147483647),
+        'BigIntegerField': (-9223372036854775808, 9223372036854775807),
+        'PositiveBigIntegerField': (0, 9223372036854775807),
+        'PositiveSmallIntegerField': (0, 32767),
+        'PositiveTinyIntegerField': (0, 127),
+        'PositiveIntegerField': (0, 2147483647),
+        'TinyAutoField': (-128, 127),
+        'SmallAutoField': (-32768, 32767),
+        'AutoField': (-2147483648, 2147483647),
+        'BigAutoField': (-9223372036854775808, 9223372036854775807),
+    }
+
     cast_char_field_without_max_length = 'nvarchar(max)'
 
     def _convert_field_to_tz(self, field_name, tzname):