org.apache.hadoop.hive.ql.udf.generic
Class GenericUDAFLag
java.lang.Object
org.apache.hadoop.hive.ql.udf.generic.AbstractGenericUDAFResolver
org.apache.hadoop.hive.ql.udf.generic.GenericUDAFLeadLag
org.apache.hadoop.hive.ql.udf.generic.GenericUDAFLag
- All Implemented Interfaces:
- GenericUDAFResolver, GenericUDAFResolver2
@WindowFunctionDescription(description=,
supportsWindow=false,
pivotResult=true,
impliesOrder=true)
public class GenericUDAFLag
- extends GenericUDAFLeadLag
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
GenericUDAFLag
public GenericUDAFLag()
functionName
protected String functionName()
- Specified by:
functionName
in class GenericUDAFLeadLag
createLLEvaluator
protected GenericUDAFLeadLag.GenericUDAFLeadLagEvaluator createLLEvaluator()
- Specified by:
createLLEvaluator
in class GenericUDAFLeadLag
Copyright © 2012 The Apache Software Foundation