richardstartin commented on a change in pull request #8139:
URL: https://github.com/apache/pinot/pull/8139#discussion_r800104743
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/query/aggregation/function/MaxAggregationFunction.java
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@@ -54,13 +54,39 @@ public GroupByResultHolder createGroupByResultHolder(int
initialCapacity, int ma
@Override
public void aggregate(int length, AggregationResultHolder
aggregationResultHolder,
Map<ExpressionContext, BlockValSet> blockValSetMap) {
- double[] valueArray = blockValSetMap.get(_expression).getDoubleValuesSV();
double max = aggregationResultHolder.getDoubleResult();
- for (int i = 0; i < length; i++) {
- double value = valueArray[i];
- if (value > max) {
- max = value;
+ BlockValSet blockValSet = blockValSetMap.get(_expression);
Review comment:
Regarding the switch statement, there is one per block, so it’s cost is
amortised (just like all the virtual calls we do)
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