Because this restriction is removed, even if the database is not created in UTF-8, a user can alter a table to add an XML column or create a new table with XML columns.

由于去掉了这个限制，即使数据库不是用utf - 8格式创建的，用户也可以更改一个表以添加xml列，或者创建一个包含xml列的新表。

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At the top, you check to see if the user has posted this page to you; if so, you add a record to the database using the PDO library.

在顶部，您要检查用户是否已经将页面提交给您；如果提交，将使用PD o库将记录添加到数据库中。

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After the administrator fills in the information and clicks Submit, the system will add the new user to the MySQL database and a success message is displayed.

管理员填充信息并单击Submit之后，系统会将新用户添加到MySQL数据库中，并显示一条成功消息。

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