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The superclass changed from org.apache.hadoop.mapred.MapReduceBase
to org.apache.hadoop.mapreduce.Reducer
.
Removed interface org.apache.hadoop.mapred.Reducer
.
Removed Methods | |
void configure(JobConf ) |
Configures the reporter |
Added Methods | |
void setup(Context ) |
Configures the reporter |
Changed Methods | ||
void reduce(PigNullableWritable, |
Change in signature from (PigNullableWritable, Iterator, OutputCollector, Reporter ) to (PigNullableWritable, Iterable, Context ).Change in exceptions thrown from java.io.IOException to (java.io.IOException, java.lang.InterruptedException ).Change of visibility from public to protected. |
The reduce function which removes values. |
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