public AbstractMinMaxAggregateFunction( ICopyEvaluatorFactory[] args, IDataOutputProvider provider, boolean isMin) throws AlgebricksException { out = provider.getDataOutput(); eval = args[0].createEvaluator(inputVal); this.isMin = isMin; }
public AbstractAvgAggregateFunction(ICopyEvaluatorFactory[] args, IDataOutputProvider output) throws AlgebricksException { eval = args[0].createEvaluator(inputVal); out = output.getDataOutput(); ARecordType tmpRecType; try { tmpRecType = new ARecordType( null, new String[] {"sum", "count"}, new IAType[] {BuiltinType.ADOUBLE, BuiltinType.AINT64}, false); } catch (AsterixException | HyracksDataException e) { throw new AlgebricksException(e); } recType = tmpRecType; recordEval = new ClosedRecordConstructorEval( recType, new ICopyEvaluator[] {evalSum, evalCount}, avgBytes, out); }