How to write empty data frame headers only to csv file?
Question
当我用选项（“ header”，“ true”）写一个空的数据框但它没有在CSV文件中写任何标题时如何解决？
1 answers
solution1
2 2019-06-13 10:54:53
You can't do this with Spark 2.x and there is no workaround, so you will have to create the file manually. It will work from 3.0 onwards though. Here is the ticket: https://issues.apache.org/jira/browse/SPARK-26208
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