diff --git a/third_party/2.7/pymssql.pyi b/third_party/2.7/pymssql.pyi
new file mode 100644
index 000000000..c11b9c4e0
--- /dev/null
+++ b/third_party/2.7/pymssql.pyi
@@ -0,0 +1,48 @@
+from datetime import datetime, date, time
+
+from typing import Any, Tuple, Iterable, List, Optional, Union, Sequence
+
+Scalar = Union[int, float, str, datetime, date, time]
+Result = Union[Tuple[Scalar, ...], Dict[str, Scalar]]
+
+class Connection(object):
+    def __init__(self, user, password, host, database, timeout,
+                 login_timeout, charset, as_dict) -> None: ...
+    def autocommit(self, status: bool) -> None: ...
+    def close(self) -> None: ...
+    def commit(self) -> None: ...
+    def cursor(self) -> 'Cursor': ...
+    def rollback(self) -> None: ...
+
+class Cursor(object):
+    def __init__(self) -> None: ...
+    def __iter__(self): ...
+    def __next__(self) -> Any: ...
+    def callproc(procname: str, **kwargs) -> None: ...
+    def close(self) -> None: ...
+    def execute(self, stmt: str,
+                params: Optional[Union[Scalar, Tuple[Scalar, ...],
+                                       Dict[str, Scalar]]]) -> None: ...
+    def executemany(self, stmt: str,
+                    params: Optional[Sequence[Tuple[Scalar, ...]]]) -> None: ...
+    def fetchall(self) -> List[Result]: ...
+    def fetchmany(self, size: Optional[Union[int, None]]) -> List[Result]: ...
+    def fetchone(self) -> Result: ...
+
+def connect(server: Optional[str],
+            user: Optional[str],
+            password: Optional[str],
+            database: Optional[str],
+            timeout: Optional[int],
+            login_timeout: Optional[int],
+            charset: Optional[str],
+            as_dict: Optional[bool],
+            host: Optional[str],
+            appname: Optional[str],
+            port: Optional[str],
+
+            conn_properties: Optional[Union[str, Sequence[str]]],
+            autocommit: Optional[bool],
+            tds_version: Optional[str]) -> Connection: ...
+def get_max_connections() -> int: ...
+def set_max_connections(n: int) -> None: ...