表dw_books中应该包含表3所示的数据。

You should have something like the data in table 3 in your dw_books table.

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在创建扩展映射文档以沿着样例存储过程STG_TO_DWH跟踪沿袭后，生成了如图3所示的正确的数据沿袭报告。

Figure 3 shows the corrected data lineage report after creating an extension mapping document to track the lineage through the example stored procedure STG_TO_DWH.

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在遍历单元格时，测试它们的数据类型，如清单7所示。

While iterating through the cells, test their data types, as in Listing 7.

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