Fix doc snippet (#8414)

(cherry picked from commit ec65def6bffa94d1c89ae5896e4d7e85f9abe84a)

diff --git a/doc/build/core/defaults.rst b/doc/build/core/defaults.rst
index 6c3d3ed7c7c1e0f9a72da3d6a0a7704b7b37e8e5..bccc8375c1d335949c982476d8db1853ff89c103 100644 (file)
--- a/doc/build/core/defaults.rst
+++ b/doc/build/core/defaults.rst
@@ -658,7 +658,7 @@ shares most of its option to control the database behaviour with
 
 Example::
 
-    from sqlalchemy import Table, Column, MetaData, Integer, Computed
+    from sqlalchemy import Table, Column, MetaData, Integer, Identity, String
 
     metadata_obj = MetaData()