Uses of Class org.apache.hadoop.mapreduce.lib.join.CompositeRecordReader (Apache Hadoop Main 3.5.0 API)
Description: use: package: org.apache.hadoop.mapreduce.lib.join, class: CompositeRecordReader

# Uses of Class
org.apache.hadoop.mapreduce.lib.join.CompositeRecordReader

Packages that use CompositeRecordReader
Package
Description
org.apache.hadoop.mapreduce.lib.join

- ## Uses of CompositeRecordReader in org.apache.hadoop.mapreduce.lib.join

  Subclasses of CompositeRecordReader in org.apache.hadoop.mapreduce.lib.join
  Modifier and Type
  Class
  Description
  `class`
  `InnerJoinRecordReader<K extends WritableComparable<?>>`
  Full inner join.
  `class`
  `JoinRecordReader<K extends WritableComparable<?>>`
  Base class for Composite joins returning Tuples of arbitrary Writables.
  `class`
  `MultiFilterRecordReader<K extends WritableComparable<?>,V extends Writable>`
  Base class for Composite join returning values derived from multiple sources, but generally not tuples.
  `class`
  `OuterJoinRecordReader<K extends WritableComparable<?>>`
  Full outer join.
  `class`
  `OverrideRecordReader<K extends WritableComparable<?>,V extends Writable>`
  Prefer the "rightmost" data source for this key.