default void beforeAggregationsAndGroupBy(
      @SuppressWarnings("unused") SelectResults selectResults) {}
Invoked after the CompiledSelect has been evaluated but before applying the aggregate
functions and group by.

@param selectResults The result set before applying the aggregations.

@see Aggregator
@see CompiledGroupBySelect
geode-core/src/main/java/org/apache/geode/cache/query/internal/QueryObserver.java