Class | Description |
---|---|
CrossProductOperation |
The CrossProduct physical operation (similar to block-nested loop)
|
GroupByJoinPlan |
A map-reduce job that captures a join with group-by.
|
JoinOperation |
The MapReduce2 physical operator (a reduce-side join)
|
JoinOperation.JoinKey |
Container for join input values.
|
JoinOperation.MRContainerGroupingComparator |
The grouping of the joined values is based on join key only
|
JoinOperation.MRContainerJoinPartitioner | |
JoinOperation.MRContainerSortComparator |
The sorting of the joined values uses ths join key for major order and tag for minor order
|
MapJoinOperation |
The fragment-replicate join (map-side join) physical operator
|
MapOperation |
The MapReduce operation that use a map stage only
|
MapReduceBinaryInputFormat |
Input format for Apache Hadoop sequence files
|
MapReduceEvaluator |
Evaluates physical plans in Apache Hadoop MapReduce mode
|
MapReduceGeneratorInputFormat |
the FileInputFormat for data generators: it creates HDFS files, where each file contains
an (offset,size) pair that generates the range of values [offset,offset+size]
|
MapReduceGeneratorInputFormat.GeneratorRecordReader | |
MapReduceMRQLFileInputFormat |
A superclass for all MRQL FileInputFormats
|
MapReduceOperation |
The MapReduce operation that uses an in-mapper combiner to partially reduce groups during mapping
|
MapReduceOperation.MRContainerPartitioner | |
MapReduceParsedInputFormat |
A FileInputFormat for text files (CVS, XML, JSON, ...)
|
MapReduceParsedInputFormat.ParsedRecordReader | |
MapReducePlan |
A superclass for Hadoop MapReduce physical operators (files *Operator.java)
|
PatternNames_5797646438340900770 |
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