foo

1 files changed, 5 insertions, 16 deletions

diff --git a/lib/sqlalchemy/sql/compiler.py b/lib/sqlalchemy/sql/compiler.py
index e37fa646c..a3a247ac0 100644
--- a/lib/sqlalchemy/sql/compiler.py
+++ b/lib/sqlalchemy/sql/compiler.py
@@ -393,22 +393,6 @@ class SQLCompiler(Compiled):
         if self.positional and dialect.paramstyle == 'numeric':
             self._apply_numbered_params()
 
-    @property
-    def result_map(self):
-        d = {}
-        for elem in self._result_columns:
-            key, rec = elem[0], elem[1:]
-            if key in d:
-                # conflicting keyname, just double up the list
-                # of objects.  this will cause an "ambiguous name"
-                # error if an attempt is made by the result set to
-                # access.
-                e_name, e_obj, e_type = d[key]
-                d[key] = e_name, e_obj + rec[1], e_type
-            else:
-                d[key] = rec
-        return d
-
     @util.memoized_instancemethod
     def _init_cte_state(self):
         """Initialize collections related to CTEs only if
@@ -501,6 +485,11 @@ class SQLCompiler(Compiled):
         compiled object, for those values that are present."""
         return self.construct_params(_check=False)
 
+    @util.dependencies("sqlalchemy.engine.result")
+    def _create_result_map(self, result):
+        """utility method used for unit tests only."""
+        return result.ResultMetaData._create_result_map(self._result_columns)
+
     def default_from(self):
         """Called when a SELECT statement has no froms, and no FROM clause is
         to be appended.