public override AlgebraNode VisitAggregateAlgebraNode(AggregateAlgebraNode node)
{
StreamAggregateIterator streamAggregateIterator = new StreamAggregateIterator();
streamAggregateIterator.RowBuffer = new object[node.OutputList.Length];
streamAggregateIterator.Input = ConvertAlgebraNode(node.Input);
streamAggregateIterator.InputOutput = GetIteratorOutput(0, node.Input.OutputList, node.OutputList);
BoundRowBufferEntrySet boundRowBufferEntrySet = new BoundRowBufferEntrySet(streamAggregateIterator.Input.RowBuffer, node.Input.OutputList);
if (node.Groups == null)
{
streamAggregateIterator.GroupByEntries = new IteratorInput[0];
streamAggregateIterator.DefinedValues = GetDefinedValues(node.OutputList, node.DefinedValues, boundRowBufferEntrySet);
}
else
{
streamAggregateIterator.GroupByEntries = GetIteratorInput(node.Input.OutputList, node.Groups);
streamAggregateIterator.DefinedValues = GetDefinedValues(node.OutputList, node.DefinedValues, boundRowBufferEntrySet);
}
SetLastIterator(node, streamAggregateIterator);
return(node);
}
public override AlgebraNode VisitAggregateAlgebraNode(AggregateAlgebraNode node)
{
StreamAggregateIterator streamAggregateIterator = new StreamAggregateIterator();
streamAggregateIterator.RowBuffer = new object[node.OutputList.Length];
streamAggregateIterator.Input = ConvertAlgebraNode(node.Input);
streamAggregateIterator.InputOutput = GetIteratorOutput(0, node.Input.OutputList, node.OutputList);
BoundRowBufferEntrySet boundRowBufferEntrySet = new BoundRowBufferEntrySet(streamAggregateIterator.Input.RowBuffer, node.Input.OutputList);
if (node.Groups == null)
{
streamAggregateIterator.GroupByEntries = new IteratorInput[0];
streamAggregateIterator.DefinedValues = GetDefinedValues(node.OutputList, node.DefinedValues, boundRowBufferEntrySet);
}
else
{
streamAggregateIterator.GroupByEntries = GetIteratorInput(node.Input.OutputList, node.Groups);
streamAggregateIterator.DefinedValues = GetDefinedValues(node.OutputList, node.DefinedValues, boundRowBufferEntrySet);
}
SetLastIterator(node, streamAggregateIterator);
return node;
}
