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authorMike Bayer <mike_mp@zzzcomputing.com>2013-10-23 17:41:55 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2013-10-23 17:44:52 -0400
commitf035b6e0a41238d092ea2ddd10fdd5de298ff789 (patch)
tree76c2c9b9e4b63964847126aba054de19cfc485f7 /lib/sqlalchemy/sql/__init__.py
parent382cd56772efd92a9fe5ce46623029a04163c8cf (diff)
downloadsqlalchemy-f035b6e0a41238d092ea2ddd10fdd5de298ff789.tar.gz
An overhaul of expression handling for special symbols particularly
with conjunctions, e.g. ``None`` :func:`.expression.null` :func:`.expression.true` :func:`.expression.false`, including consistency in rendering NULL in conjunctions, "short-circuiting" of :func:`.and_` and :func:`.or_` expressions which contain boolean constants, and rendering of boolean constants and expressions as compared to "1" or "0" for backends that don't feature ``true``/``false`` constants. [ticket:2804]
Diffstat (limited to 'lib/sqlalchemy/sql/__init__.py')
-rw-r--r--lib/sqlalchemy/sql/__init__.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/__init__.py b/lib/sqlalchemy/sql/__init__.py
index e1497e9fa..c6ecb8afd 100644
--- a/lib/sqlalchemy/sql/__init__.py
+++ b/lib/sqlalchemy/sql/__init__.py
@@ -35,6 +35,7 @@ from .expression import (
exists,
extract,
false,
+ False_,
func,
insert,
intersect,
@@ -55,6 +56,7 @@ from .expression import (
table,
text,
true,
+ True_,
tuple_,
type_coerce,
union,