但是如果改变数据库路径，那么就必须指定当前路径和新路径，中间用逗号分开。

However, if you are changing the database path then you would specify the current path and the new path, separated by a comma.

youdao

如果不改变数据库路径，那么只需指定当前路径即可。

If the database path is not changing then you only need to specify the current path.

youdao

如果不改变数据库路径，那么只需指定当前路径即可。

If the database path is not changing then you only need to specify the current path.

youdao