def condition(self):
names = list(remote_column_names(self.prop))
if len(names) == 1:
attr = getattr(remote(self.prop), names[0])
return attr.in_(
mapfirst(list_local_values(self.prop, self.path.entities)))
elif len(names) > 1:
return sa.or_(
*list_local_remote_exprs(self.prop, self.path.entities))
else:
raise PathException('Could not obtain remote column names.')
def relation_query_base(self):
return (
self.path.session
.query(
self.path.model,
*[
getattr(remote(self.prop), name)
for name in remote_column_names(self.prop)
]
)
.join(
self.prop.secondary, self.prop.secondaryjoin
)
)
def condition(self):
names = list(remote_column_names(self.prop))
if len(names) == 1:
attr = getattr(remote(self.prop), names[0])
return attr.in_(
v[0] for v in list_local_values(self.prop, self.path.entities)
)
elif len(names) > 1:
return sa.or_(
*list_local_remote_exprs(self.prop, self.path.entities)
)
else:
raise PathException(
'Could not obtain remote column names.'
)
def relation_query_base(self):
return (self.path.session.query(
self.path.model, *[
getattr(remote(self.prop), name)
for name in remote_column_names(self.prop)
]).join(self.prop.secondary, self.prop.secondaryjoin))
