org.apache.hadoop.hive.ql.udf.generic
Class GenericUDAFLag.GenericUDAFLagEvaluator

java.lang.Object
  extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator
      extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDAFLeadLag.GenericUDAFLeadLagEvaluator
          extended by org.apache.hadoop.hive.ql.udf.generic.GenericUDAFLag.GenericUDAFLagEvaluator
All Implemented Interfaces:
Closeable
Enclosing class:
GenericUDAFLag

public static class GenericUDAFLag.GenericUDAFLagEvaluator
extends GenericUDAFLeadLag.GenericUDAFLeadLagEvaluator


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator
GenericUDAFEvaluator.AbstractAggregationBuffer, GenericUDAFEvaluator.AggregationBuffer, GenericUDAFEvaluator.AggregationType, GenericUDAFEvaluator.Mode
 
Constructor Summary
GenericUDAFLag.GenericUDAFLagEvaluator()
           
 
Method Summary
protected  org.apache.hadoop.hive.ql.udf.generic.GenericUDAFLeadLag.LeadLagBuffer getNewLLBuffer()
           
 
Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDAFLeadLag.GenericUDAFLeadLagEvaluator
getAmt, getFnName, getNewAggregationBuffer, init, iterate, merge, reset, setAmt, setFnName, terminate, terminatePartial
 
Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator
aggregate, close, configure, evaluate, isEstimable
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

GenericUDAFLag.GenericUDAFLagEvaluator

public GenericUDAFLag.GenericUDAFLagEvaluator()
Method Detail

getNewLLBuffer

protected org.apache.hadoop.hive.ql.udf.generic.GenericUDAFLeadLag.LeadLagBuffer getNewLLBuffer()
                                                                                         throws HiveException
Specified by:
getNewLLBuffer in class GenericUDAFLeadLag.GenericUDAFLeadLagEvaluator
Throws:
HiveException


Copyright © 2012 The Apache Software Foundation