diff options
Diffstat (limited to 'django')
| -rw-r--r-- | django/db/backends/ddl_references.py | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/django/db/backends/ddl_references.py b/django/db/backends/ddl_references.py index c06386a2fa..f798fd648b 100644 --- a/django/db/backends/ddl_references.py +++ b/django/db/backends/ddl_references.py @@ -212,11 +212,7 @@ class Expressions(TableColumns): def rename_table_references(self, old_table, new_table): if self.table != old_table: return - expressions = deepcopy(self.expressions) - self.columns = [] - for col in self.compiler.query._gen_cols([expressions]): - col.alias = new_table - self.expressions = expressions + self.expressions = self.expressions.relabeled_clone({old_table: new_table}) super().rename_table_references(old_table, new_table) def rename_column_references(self, table, old_column, new_column): |