Uses of Interface
org.apache.hadoop.hive.ql.udf.generic.GenericUDAFResolver2

Packages that use GenericUDAFResolver2
org.apache.hadoop.hive.ql.udf.generic Standard toolkit and framework for generic User-defined functions. 
 

Uses of GenericUDAFResolver2 in org.apache.hadoop.hive.ql.udf.generic
 

Classes in org.apache.hadoop.hive.ql.udf.generic that implement GenericUDAFResolver2
 class AbstractGenericUDAFResolver
          An abstract class to help facilitate existing implementations of GenericUDAFResolver to migrate towards the newly introduced interface GenericUDAFResolver2.
 class GenericUDAFAverage
          GenericUDAFAverage.
 class GenericUDAFBridge
          This class is a bridge between GenericUDAF and UDAF.
 class GenericUDAFCollectSet
          GenericUDAFCollectSet
 class GenericUDAFComputeStats
          GenericUDAFComputeStats
 class GenericUDAFCorrelation
          Compute the Pearson correlation coefficient corr(x, y), using the following stable one-pass method, based on: "Formulas for Robust, One-Pass Parallel Computation of Covariances and Arbitrary-Order Statistical Moments", Philippe Pebay, Sandia Labs and "The Art of Computer Programming, volume 2: Seminumerical Algorithms", Donald Knuth.
 class GenericUDAFCount
          This class implements the COUNT aggregation function as in SQL.
 class GenericUDAFCovariance
          Compute the covariance covar_pop(x, y), using the following one-pass method (ref.
 class GenericUDAFCovarianceSample
          Compute the sample covariance by extending GenericUDAFCovariance and overriding the terminate() method of the evaluator.
 class GenericUDAFCumeDist
           
 class GenericUDAFDenseRank
           
 class GenericUDAFEWAHBitmap
          GenericUDAFEWAHBitmap.
 class GenericUDAFFirstValue
           
 class GenericUDAFHistogramNumeric
          Computes an approximate histogram of a numerical column using a user-specified number of bins.
 class GenericUDAFLag
           
 class GenericUDAFLastValue
           
 class GenericUDAFLead
           
 class GenericUDAFLeadLag
          abstract class for Lead & lag UDAFs GenericUDAFLeadLag.
 class GenericUDAFMax
           
 class GenericUDAFMin
           
 class GenericUDAFNTile
           
 class GenericUDAFPercentileApprox
          Computes an approximate percentile (quantile) from an approximate histogram, for very large numbers of rows where the regular percentile() UDAF might run out of memory.
 class GenericUDAFPercentRank
           
 class GenericUDAFRank
           
 class GenericUDAFRowNumber
           
 class GenericUDAFStd
          Compute the standard deviation by extending GenericUDAFVariance and overriding the terminate() method of the evaluator.
 class GenericUDAFStdSample
          Compute the sample standard deviation by extending GenericUDAFVariance and overriding the terminate() method of the evaluator.
 class GenericUDAFSum
          GenericUDAFSum.
 class GenericUDAFVariance
          Compute the variance.
 class GenericUDAFVarianceSample
          Compute the sample variance by extending GenericUDAFVariance and overriding the terminate() method of the evaluator.
 



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