brickhouse.udf.date
Class DayDiffUDF

java.lang.Object
  org.apache.hadoop.hive.ql.exec.UDF
      brickhouse.udf.date.DayDiffUDF

public class DayDiffUDF
extends org.apache.hadoop.hive.ql.exec.UDF

Given two dates in YYYYMMDD, return the number of days between midnight on each day.. day_diff( "20120701", "20120702") == 1 day_diff( "20120701", "20120701") == 0

Constructor Summary

DayDiffUDF()

Method Summary

Integer

evaluate(String date1Str, String date2Str)

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

DayDiffUDF

public DayDiffUDF()

Method Detail

evaluate

public Integer evaluate(String date1Str,
                        String date2Str)