initial commit

django/db/backends/base/introspection.pyi

@@ -0,0 +1,26 @@
+from django.db.backends.base.base import BaseDatabaseWrapper
+from django.db.backends.utils import CursorWrapper
+from typing import (
+    Dict,
+    List,
+    Optional,
+    Tuple,
+    Union,
+)
+
+
+class BaseDatabaseIntrospection:
+    def __init__(self, connection: BaseDatabaseWrapper) -> None: ...
+    def column_name_converter(self, name: str) -> str: ...
+    def django_table_names(self, only_existing: bool = ..., include_views: bool = ...) -> List[str]: ...
+    def get_field_type(
+        self,
+        data_type: str,
+        description: FieldInfo
+    ) -> Union[str, Tuple[str, Dict[str, int]]]: ...
+    def table_name_converter(self, name: str) -> str: ...
+    def table_names(
+        self,
+        cursor: Optional[CursorWrapper] = ...,
+        include_views: bool = ...
+    ) -> List[str]: ...