diff --git a/third_party/2.7/sqlalchemy/sql/schema.pyi b/third_party/2.7/sqlalchemy/sql/schema.pyi
index a2de79a7e..403795e0d 100644
--- a/third_party/2.7/sqlalchemy/sql/schema.pyi
+++ b/third_party/2.7/sqlalchemy/sql/schema.pyi
@@ -1,4 +1,4 @@
-from typing import AnyStr
+from typing import Any, AnyStr
 
 from .base import SchemaEventTarget, DialectKWArgs
 from .base import ColumnCollection
@@ -8,12 +8,59 @@ from .selectable import TableClause
 
 from . import visitors
 
-class SchemaItem(SchemaEventTarget, visitors.Visitable): ...
+class SchemaItem(SchemaEventTarget, visitors.Visitable):
+    def _execute_on_connection(self, connection, multiparams, params): ...
+    @property
+    def info(self): ...
+    @property
+    def quote(self): ...
+    def get_children(self, **kwargs): ...
+    def _init_items(self, *args): ...
+    def _schema_item_copy(self, schema_item): ...
+    def __repr__(self): ...
+
 
 class Table(DialectKWArgs, SchemaItem, TableClause): ...
 
-class Column(SchemaItem, ColumnClause): ...
-class ForeignKey(DialectKWArgs, SchemaItem): ...
+class Column(SchemaItem, ColumnClause):
+    primary_key = ... # type: Any
+    def __init__(self, *args, **kwargs): ...
+    def references(self, column): ...
+    def append_foreign_key(self, fk): ...
+    def __repr__(self): ...
+    def _set_parent(self, table): ...
+    def _setup_on_memoized_fks(self, fn): ...
+    def _on_table_attach(self, fn): ...
+    def copy(self, **kw): ...
+    def _make_proxy(self, selectable, name=None, key=None,
+                    name_is_truncatable=False, **kw): ...
+    def get_children(self, schema_visitor=False, **kwargs): ...
+
+
+class ForeignKey(DialectKWArgs, SchemaItem):
+    def __init__(self, column, _constraint=None, use_alter=False, name=None,
+                 onupdate=None, ondelete=None, deferrable=None,
+                 initially=None, link_to_name=False, match=None,
+                 info=None, **dialect_kw) -> None: ...
+    def __repr__(self): ...
+    def copy(self, schema=None): ...
+    def _get_colspec(self, schema=None, table_name=None): ...
+    @property
+    def _referred_schema(self): ...
+    def _table_key(self): ...
+    def references(self, table): ...
+    def get_referent(self, table): ...
+    @property
+    def _column_tokens(self): ...
+    def _resolve_col_tokens(self): ...
+    def _link_to_col_by_colstring(self, parenttable, table, colname): ...
+    def _set_target_column(self, column): ...
+    @property
+    def column(self): ...
+    def _set_parent(self, column): ...
+    def _set_remote_table(self, table): ...
+    def _remove_from_metadata(self, metadata): ...
+    def _set_table(self, column, table): ...
 
 class _NotAColumnExpr(object): ...
 class DefaultGenerator(_NotAColumnExpr, SchemaItem): ...
@@ -23,8 +70,23 @@ class FetchedValue(_NotAColumnExpr, SchemaEventTarget): ...
 class DefaultClause(FetchedValue): ...
 class PassiveDefault(DefaultClause): ...
 class Constraint(DialectKWArgs, SchemaItem): ...
-class ColumnCollectionMixin(object): ...
-class ColumnCollectionConstraint(ColumnCollectionMixin, Constraint): ...
+class ColumnCollectionMixin(object):
+    columns = None # type: Any
+    def __init__(self, *columns, **kw): ...
+    @classmethod
+    def _extract_col_expression_collection(cls, expressions): ...
+    def _check_attach(self, evt=False): ...
+    def _set_parent(self, table): ...
+
+class ColumnCollectionConstraint(ColumnCollectionMixin, Constraint):
+    def __init__(self, *columns, **kw): ...
+    def _set_parent(self, table): ...
+    def __contains__(self, x): ...
+    def copy(self, **kw): ...
+    def contains_column(self, col): ...
+    def __iter__(self): ...
+    def __len__(self): ...
+
 class CheckConstraint(ColumnCollectionConstraint): ...
 class ForeignKeyConstraint(ColumnCollectionConstraint): ...
 class PrimaryKeyConstraint(ColumnCollectionConstraint): ...
diff --git a/third_party/2.7/sqlalchemy/sql/sqltypes.pyi b/third_party/2.7/sqlalchemy/sql/sqltypes.pyi
index 5544ef070..9c9806a87 100644
--- a/third_party/2.7/sqlalchemy/sql/sqltypes.pyi
+++ b/third_party/2.7/sqlalchemy/sql/sqltypes.pyi
@@ -3,7 +3,18 @@ from .base import SchemaEventTarget
 
 class _DateAffinity(object): ...
 class Concatenable(object): ...
-class String(TypeEngine, Concatenable): ...
+class String(TypeEngine, Concatenable):
+    def __init__(self, length=None, collation=None,
+                 convert_unicode=False,
+                 unicode_error=None,
+                 _warn_on_bytestring=False): ...
+    def literal_processor(self, dialect): ...
+    def bind_processor(self, dialect): ...
+    def result_processor(self, dialect, coltype): ...
+    @property
+    def python_type(self): ...
+    def get_dbapi_type(self, dbapi): ...
+
 class Text(String): ...
 class Unicode(String): ...
 class UnicodeText(Text): ...