from tortoise.backends.mysql.schema_generator import MySQLSchemaGenerator from alice.backends import DDL class MysqlDDL(DDL): schema_generator_cls = MySQLSchemaGenerator def drop_table(self): pass def add_column(self): pass def drop_column(self): pass def add_index(self): pass def drop_index(self): pass def add_fk(self): pass def drop_fk(self): pass