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| author | Mike Bayer <mike_mp@zzzcomputing.com> | 2010-03-31 15:12:29 -0400 |
|---|---|---|
| committer | Mike Bayer <mike_mp@zzzcomputing.com> | 2010-03-31 15:12:29 -0400 |
| commit | 03fecba81969015afce99ebb8209a5e8a7988b34 (patch) | |
| tree | 7c447ae94802fd4a30e9dfca6c15c1a62bd874cd /lib/sqlalchemy/sql/util.py | |
| parent | 97ed8d47951d7777f2dd72a7f960d46bf833c0d3 (diff) | |
| download | sqlalchemy-03fecba81969015afce99ebb8209a5e8a7988b34.tar.gz | |
really got topological going. now that we aren't putting fricking mapped objects into
it all that id() stuff can go
Diffstat (limited to 'lib/sqlalchemy/sql/util.py')
| -rw-r--r-- | lib/sqlalchemy/sql/util.py | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/sqlalchemy/sql/util.py b/lib/sqlalchemy/sql/util.py index d5575e0e7..4c59f50d5 100644 --- a/lib/sqlalchemy/sql/util.py +++ b/lib/sqlalchemy/sql/util.py @@ -15,10 +15,13 @@ def sort_tables(tables): parent_table = fkey.column.table if parent_table in tables: child_table = fkey.parent.table - tuples.append( ( parent_table, child_table ) ) + if parent_table is not child_table: + tuples.append((parent_table, child_table)) for table in tables: - visitors.traverse(table, {'schema_visitor':True}, {'foreign_key':visit_foreign_key}) + visitors.traverse(table, + {'schema_visitor':True}, + {'foreign_key':visit_foreign_key}) return topological.sort(tuples, tables) def find_join_source(clauses, join_to): |