symfony - 命令学说：迁移：迁移错误

Question

当我执行命令时，我尝试迁移我的数据库

php app/console doctrine:migrations:migrate xxxxxxxxxx

它导致此消息

Migration xxxxxxx was executed but did not result in any SQL statements.

有人可以解释一下我的信息吗？

Answer 1

执行 up 命令解决问题：

php app/console doctrine:migrations:execute xxxxxxxxxx up