预留出足够大的作用域存储区来执行错误处理操作。
Set aside an area of scoped memory large enough to perform the error-handling operation.
本文中这个程序中的函数都是每次对整个缓冲区进行操作的。
The functions in the programs in this article operate on whole buffers at a time.
UNION操作符重复这个步骤，直到ship缓冲区为空。
The UNION operation repeats this step until the SHIP buffer is empty.
和之前一样，每个SHIP操作符有一个相关联的缓冲区。
As before, each SHIP operator has a buffer associated with it.
前跟转义字符用于标识缓冲区操作符结束的字符。
The character which when preceded by an escape character represents end of buffer operator.
如果有人回应，链条区将判断下一步的操作。
If someone does respond, the chain determines the order in which things happen.
下面是一个缓冲区操作的实例。
数据仓库根据自己的计划取出操作存储区中的数据。
The data warehouse pulls data from the operational store on its own schedule.
如果缓冲区已满，将阻止后来的“发送”操作。
但欧元区却没有进行此类操作的机制。
更新操作使用该缓冲区操作当前记录。
Update operations use this buffer to operate on the current record.
图形操作不包括工作区的右边缘和下边缘。
Graphics operations do not include the right and lower edges of a client area.
操作系统保护区OSP ？
操作系统保护区OSP ？
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