[Hadoop] 新API容易遇到的一个问题： expected LongWritable recieved Text - 代码天地

[Hadoop] 新API容易遇到的一个问题： expected LongWritable recieved Text

企业开发 2018-05-12 13:15:59 阅读次数: 0

NoSuchKey

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转载自rangerwolf.iteye.com/blog/2114532

[Hadoop] 新API容易遇到的一个问题： expected LongWritable recieved Text

expected org.apache.hadoop.io.IntWritable, recieved org.apache.hadoop.io.Text

Type mismatch in key from map: expected org.apache.hadoop.io.Text, received org.apache.hadoop.io.LongWritable

Type mismatch in key from map: expected .. Text, received … LongWritable

org.apache.hadoop.io.LongWritable cannot be cast to org.apache.hadoop.io.Text

SEQ!org.apache.hadoop.io.LongWritable

Hadoop: LongWritable cannot be cast to org.apache.hadoop.io.IntWritable

Type mismatch in value from map: expected org.apache.hadoop.io.Text, received org.apache.hadoop.io.

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