Spark使用VectorAssembler时：IllegalArgumentException: Data type StringType is not supported
我的处理顺序： 因为我在另外一个scala文件中已经将csv分割为了训练集和测试集，并且为了后续计算各个filed之间的相关系数而把所有filed的类型都已经改为了Double型，所以我就没有考虑我的数据会有问题。 所以我怀疑是文件第一行的列名在搞鬼，然后我就去除了文件的第一行：然后：org.apache.hadoop.fs.ChecksumException: Checksum error 读取
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相关文章
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