fix to string concatenation operator courtesy Marko Mikulicic

diff --git a/lib/sqlalchemy/databases/postgres.py b/lib/sqlalchemy/databases/postgres.py
index 9a63748429fbf00f824d28802f5b8965437b3fd1..dab14b460d0c75a8c08a429507373a1118dee1c4 100644 (file)
--- a/lib/sqlalchemy/databases/postgres.py
+++ b/lib/sqlalchemy/databases/postgres.py
@@ -277,6 +277,12 @@ class PGCompiler(ansisql.ANSICompiler):
                 text += " \n LIMIT ALL"
             text += " OFFSET " + str(select.offset)
         return text
+
+    def binary_operator_string(self, binary):
+        if isinstance(binary.type, sqltypes.String) and binary.operator == '+':
+            return '||'
+        else:
+            return ansisql.ANSICompiler.binary_operator_string(self, binary)        
         
 class PGSchemaGenerator(ansisql.ANSISchemaGenerator):