| 1. | Right - click the lookup currency key transformation , click
右键单击lookup currency key转换，再单击 |
| 2. | In this task , you will configure the lookup currency key transformation to redirect any rows that fail to the error output
在本任务中，您将lookup currency key转换配置为将所有失败的行重定向到错误输出。 |
| 3. | The error output of the lookup currency key transformation redirects to the script transformation any data rows that failed the lookup operation
Lookup currency key转换的错误输出将无法执行查找操作的所有数据行重定向到脚本转换。 |
| 4. | You will then reconfigure the lookup currency key transformation to redirect any data that could not be processed to the script transformation
然后，将重新配置lookup currency key转换，以便将所有无法处理的数据重定向到脚本转换中。 |
| 5. | On the third iteration of the data flow , the lookup currency key transformation tries to process the currency bad . txt file , and the transformation will fail
在数据流第三次迭代时， lookup currency key转换将尝试处理currency _ bad . txt文件，并且该转换将失败。 |
| 6. | To handle the error data , you will add and configure a flat file destination that will write any rows that fail to locate a lookup value in the lookup currency key transformation to a file
为了处理错误数据，您将添加并配置一个平面文件目标，它会将所有无法在lookup currency key转换中找到查找值的行写入文件。 |
| 7. | These columns are generated by the error output of the lookup currency key transformation and by the script in the get error description transformation , and can be used to troubleshoot the cause of the failed row
这三列由lookup currency key转换的错误输出和获取错误说明转换中的脚本生成，可用于排查失败行的原因。 |
