In this start of our output script, we simply create variables to store our username and password for access to the database located at localhost.

在输出脚本的开头，我们只是创建变量来存储可以访问位于本地主机的数据库的用户名和密码。

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Columns in this table that correspond to rule variables, or physical columns from the output definition of the rule, have the same data type as the corresponding columns in the data source.

该表中与规则变量对应的列，或者来自规则输出定义的物理列，具有与元数据中相应列相同的数据类型。

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Let's first consider how to return the output of the XMLQuery function to variables declared in a stored procedure.

我们首先考虑如何将XMLQuery函数的输出返回给存储过程中声明的变量。

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