org.apache.hadoop.mapreduce.lib.db
Class IntegerSplitter

java.lang.Object
  extended by org.apache.hadoop.mapreduce.lib.db.IntegerSplitter
All Implemented Interfaces:
DBSplitter
Direct Known Subclasses:
DateSplitter

@InterfaceAudience.Public
@InterfaceStability.Evolving
public class IntegerSplitter
extends Object
implements DBSplitter

Implement DBSplitter over integer values.


Constructor Summary
IntegerSplitter()
           
 
Method Summary
 List<InputSplit> split(Configuration conf, ResultSet results, String colName)
          Given a ResultSet containing one record (and already advanced to that record) with two columns (a low value, and a high value, both of the same type), determine a set of splits that span the given values.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

IntegerSplitter

public IntegerSplitter()
Method Detail

split

public List<InputSplit> split(Configuration conf,
                              ResultSet results,
                              String colName)
                       throws SQLException
Description copied from interface: DBSplitter
Given a ResultSet containing one record (and already advanced to that record) with two columns (a low value, and a high value, both of the same type), determine a set of splits that span the given values.

Specified by:
split in interface DBSplitter
Throws:
SQLException


Copyright © 2012 Apache Software Foundation. All Rights Reserved.