From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Wed, 15 Jun 2016 18:36:24 +0000 (-0400)
Subject: Interpret lateral, alias as from clauses
X-Git-Tag: rel_1_1_0b1~6^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=51e4512abd25340b016279b92ae9ecadb41e237d;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

Interpret lateral, alias as from clauses

Also add doc members for Lateral.

Change-Id: Ic801c296377ce84230139c6a43ecb3e93a852832
---

diff --git a/doc/build/core/selectable.rst b/doc/build/core/selectable.rst
index 3f4d9565ec..263594d249 100644
--- a/doc/build/core/selectable.rst
+++ b/doc/build/core/selectable.rst
@@ -73,6 +73,8 @@ elements are themselves :class:`.ColumnElement` subclasses).
    :inherited-members:
 
 .. autoclass:: Lateral
+   :members:
+   :inherited-members:
 
 .. autoclass:: ScalarSelect
    :members:
diff --git a/lib/sqlalchemy/sql/selectable.py b/lib/sqlalchemy/sql/selectable.py
index ac955a60f7..741aa9bead 100644
--- a/lib/sqlalchemy/sql/selectable.py
+++ b/lib/sqlalchemy/sql/selectable.py
@@ -158,7 +158,7 @@ def alias(selectable, name=None, flat=False):
      .. versionadded:: 0.9.0
 
     """
-    return selectable.alias(name=name, flat=flat)
+    return _interpret_as_from(selectable).alias(name=name, flat=flat)
 
 
 def lateral(selectable, name=None):
@@ -180,7 +180,7 @@ def lateral(selectable, name=None):
         :ref:`lateral_selects` -  overview of usage.
 
     """
-    return selectable.lateral(name=name)
+    return _interpret_as_from(selectable).lateral(name=name)
 
 
 class Selectable(ClauseElement):