org.apache.hadoop.hive.ql.udf
Class UDFDate

java.lang.Object
  org.apache.hadoop.hive.ql.exec.UDF
      org.apache.hadoop.hive.ql.udf.UDFDate

public class UDFDate
extends UDF

UDFDate.

Constructor Summary

UDFDate()

Method Summary

org.apache.hadoop.io.Text	evaluate(org.apache.hadoop.io.Text dateString) Get the date part of a date time string.
org.apache.hadoop.io.Text	evaluate(TimestampWritable i)

Methods inherited from class org.apache.hadoop.hive.ql.exec.UDF

getRequiredFiles, getRequiredJars, getResolver, setResolver

Methods inherited from class java.lang.Object

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

Constructor Detail

UDFDate

public UDFDate()

Method Detail

evaluate

public org.apache.hadoop.io.Text evaluate(org.apache.hadoop.io.Text dateString)

Get the date part of a date time string.

Parameters:

dateString - the date string in the format of "yyyy-MM-dd HH:mm:ss" or "yyyy-MM-dd".

Returns:

the date in the format of "yyyy-MM-dd".

evaluate

public org.apache.hadoop.io.Text evaluate(TimestampWritable i)