MySQL expression: may be bindparam

diff --git a/lib/sqlalchemy/dialects/mysql/expression.py b/lib/sqlalchemy/dialects/mysql/expression.py
index d6ef80ef6bac5d2633ab00cb082fb4c02d7a4dc3..7a66e9b1428c2dd75aa7ceaad0e1d4060bea796e 100644 (file)
--- a/lib/sqlalchemy/dialects/mysql/expression.py
+++ b/lib/sqlalchemy/dialects/mysql/expression.py
@@ -68,7 +68,7 @@ class match(Generative, elements.BinaryExpression):
 
         against = kw.pop("against", None)
 
-        if not against:
+        if against is None:
             raise exc.ArgumentError("against is required")
         against = coercions.expect(
             roles.ExpressionElementRole,