Use SAP BW queries with variables and filters to restrict the data set from BW to help limit the size of data passed from SAP BW.

与变量和筛选器一起使用SAP BW查询以便限制来自BW的数据集，这有助于限制从SAP BW传递的数据的大小。

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After the database information is set, be sure that a user name and password were passed through the form post; if so, you extract the post data and connect to the database.

数据库信息建立之后，确保用户名和密码被通过表单张贴传递；如果是这样，提取张贴数据然后连接到数据库。

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A service is a set of operations called where message data is passed in.

服务是一组在消息数据传入时调用的操作。

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