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The Java GroupByResult Class

GroupByResult represents the result of group by aggregation operation

For an overview see page Java Classes

Class Definition

 
    public  class GroupByResult implements java.io.Closeable
    {
        private SequenceIterator aggIterator;
        private SequenceIterator grpIterator;
         
        GroupByResult(long[] handles) 
        {
            aggIterator = new SequenceIterator(handles[0]);
            grpIterator = new SequenceIterator(handles[1]);
        }
         
        public SequenceIterator getAggIterator() 
        {
            return aggIterator;
        }
         
        public SequenceIterator getGroupIterator() 
        {
            return grpIterator;
        }
         
        public void close() 
        {
            if (grpIterator != null) 
            {
                close(grpIterator.handle);
                grpIterator = null;
                aggIterator = null;
            }
        }
    };

Methods

`GroupByResult(long[] handles)`	Constructor: Return a GroupByResult instance
`public SequenceIterator getAggIterator()`	Return the sequence iterator of the calculated aggregates for each group
`public SequenceIterator getGroupIterator()`	Return the sequence iterator of the group values
`public void close()`	Release the memory used by hash table