org.apache.hadoop.mapreduce.lib.db

Class IntegerSplitter

java.lang.Object

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

Constructors

Constructor and Description
IntegerSplitter()

Method Summary

Methods

Modifier and Type	Method and Description
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