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

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

public class UDFSecond
extends UDF

UDFSecond.

Constructor Summary

UDFSecond()

Method Summary

org.apache.hadoop.io.IntWritable	evaluate(org.apache.hadoop.io.Text dateString) Get the minute from a date string.
org.apache.hadoop.io.IntWritable	evaluate(TimestampWritable t)

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

getRequiredFiles, getRequiredJars, getResolver, setResolver

Methods inherited from class java.lang.Object

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

Constructor Detail

UDFSecond

public UDFSecond()

Method Detail

evaluate

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

Get the minute from a date string.

Parameters:

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

Returns:

an int from 0 to 59. null if the dateString is not a valid date string.

evaluate

public org.apache.hadoop.io.IntWritable evaluate(TimestampWritable t)