subquery eager load fails with aliased classes
Issue #1964
resolved
possible patch, need to dig in to see whats being determined here, if behavior is as expected:
diff -r 6dfdc9473977c6d94ff1eb090b96ec42f1b2d66d lib/sqlalchemy/orm/strategies.py
--- a/lib/sqlalchemy/orm/strategies.py Tue Nov 09 12:19:11 2010 -0500
+++ b/lib/sqlalchemy/orm/strategies.py Thu Nov 11 12:41:34 2010 -0500
@@ -741,13 +741,17 @@
context.query)
# determine attributes of the leftmost mapper
- if self.parent.isa(subq_path[0](0)) and self.key==subq_path[1](1):
+
+
+ subq_mapper, subq_selectable, subq_isalias = mapperutil._entity_info(subq_path[0](0))
+
+ if self.parent.isa(subq_mapper) and self.key==subq_path[1](1):
leftmost_mapper, leftmost_prop = \
self.parent, self.parent_property
else:
leftmost_mapper, leftmost_prop = \
- subq_path[0](0), \
- subq_path[0](0).get_property(subq_path[1](1))
+ subq_mapper, \
+ subq_mapper.get_property(subq_path[1](1))
leftmost_cols, remote_cols = self._local_remote_columns(leftmost_prop)
Comments (5)
-
reporter -
reporter -
reporter actually this still fails:
q = sess.query(u).\ options(subqueryload_all(u.addresses, Address.dingalings))
-
reporter - changed status to resolved
-
reporter - removed milestone
Removing milestone: 0.6.6 (automated comment)
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