Updated documenation for engines.rst

Clarified connecting to absolute path for sqlite using Windows.

Author: JimHokanson

doc/build/core/engines.rst

@@ -151,9 +151,14 @@ For a relative file path, this requires three slashes::
     # where <path> is relative:
     engine = create_engine('sqlite:///foo.db')
 
-And for an absolute file path, *four* slashes are used::
+And for an absolute file path, the three slashes are followed by the absolute path::
 
+    #Unix/Mac - 4 initial slashes in total
     engine = create_engine('sqlite:////absolute/path/to/foo.db')
+    #Windows 
+    engine = create_engine('sqlite:///C:\\path\\to\\foo.db')
+    #Windows alternative using raw string
+    engine = create_engine(r'sqlite:///C:\path\to\foo.db')
 
 To use a SQLite ``:memory:`` database, specify an empty URL::