In a subsequent data flow operation, you'll use a join operator to ensure that full XML account records (contained in the INFO column) are fed into the target data warehouse table.
在随后的数据流操作中,您将使用一个连接操作符确保整个XML账户记录(包含在info列中)被填充到目标数据仓库表中。
Using these operation capabilities during the design phase, the data flow (that is, the sequence of those data processing and transformation operations) is defined.
可以在设计阶段中,使用这些操作功能定义数据流(即由这些数据处理和转换操作构成的序列)。
Conceptually, rows of relational data (tuples) flow through the operation nodes in the query plan from bottom to top.
从概念上来说,关系数据行(元组)按照自下向上的方式流过查询计划中的操作节点。
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