org.apache.hadoop.mapreduce.lib.db

类 OracleDateSplitter

java.lang.Object

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

org.apache.hadoop.mapreduce.lib.db.DateSplitter

org.apache.hadoop.mapreduce.lib.db.OracleDateSplitter

所有已实现的接口:

DBSplitter

@InterfaceAudience.Public
@InterfaceStability.Evolving
public class OracleDateSplitter
extends DateSplitter

Implement DBSplitter over date/time values returned by an Oracle db. Make use of logic from DateSplitter, since this just needs to use some Oracle-specific functions on the formatting end when generating InputSplits.

构造器概要

构造器

构造器和说明
OracleDateSplitter()

方法概要

方法

限定符和类型	方法和说明
protected String	dateToString(Date d) Given a Date 'd', format it as a string for use in a SQL date comparison operation.

从类继承的方法 org.apache.hadoop.mapreduce.lib.db.DateSplitter

split

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

OracleDateSplitter

public OracleDateSplitter()

方法详细资料

dateToString

protected String dateToString(Date d)

从类复制的说明: DateSplitter

Given a Date 'd', format it as a string for use in a SQL date comparison operation.

覆盖:

dateToString 在类中 DateSplitter

参数:

d - the date to format.

返回:

the string representing this date in SQL with any appropriate quotation characters, etc.