Now we must create the table structure in the database, which also wipes out the existing tables and data (if there's any) and start from scratch.

现在我们必须在数据库中创建表结构，这也会清除现有表和数据(如果有的话)，并从头开始。

youdao

Now we must create the table structure in the database, which also wipes out the existing tables and data (if there's any) and start from scratch.

现在我们必须在数据库中创建表结构，这也会清除现有表和数据(如果有的话)，并从头开始。

youdao