Fix MySQL 5.X rename column.

CHANGELOG.md

@@ -5,6 +5,7 @@
 ### 0.5.5
 
 - Fix KeyError: 'src_folder' after upgrading aerich to 0.5.4. (#176)
+- Fix MySQL 5.X rename column.
 
 ### 0.5.4
 

aerich/cli.py

@@ -78,7 +78,7 @@ async def cli(ctx: Context, config, app, name):
 
         location = parser[name]["location"]
         tortoise_orm = parser[name]["tortoise_orm"]
-        src_folder = parser[name].get(["src_folder"], CONFIG_DEFAULT_VALUES["src_folder"])
+        src_folder = parser[name].get("src_folder", CONFIG_DEFAULT_VALUES["src_folder"])
 
         # Add specified source folder to path
         add_src_path(src_folder)

aerich/migrate.py

@@ -293,7 +293,10 @@ class Migrate:
                                         and cls._db_version.startswith("5.")
                                     ):
                                         cls._add_operator(
-                                            cls._modify_field(model, new_data_field), upgrade,
+                                            cls._change_field(
+                                                model, old_data_field, new_data_field
+                                            ),
+                                            upgrade,
                                         )
                                     else:
                                         cls._add_operator(