// ===================================================================================
    //                                                                         Aggregation
    //                                                                         ===========
    public BsRoleTypeCA aggregation() {
        assertAggregationPurpose();
        return doGetConditionAggregation();
    }

    protected BsRoleTypeCA doGetConditionAggregation() {

    // ===================================================================================
    //                                                                         Aggregation
    //                                                                         ===========
    public BsClickLogCA aggregation() {
        assertAggregationPurpose();
        return doGetConditionAggregation();
    }

    protected BsClickLogCA doGetConditionAggregation() {

		p.err = q.err
	default:
		p.isAggregation = p.isAggregation || q.isAggregation
		p.isRowFunc = p.isRowFunc || q.isRowFunc
		if p.isAggregation && p.isRowFunc {
			p.err = errNestedAggregation
		}
	}
}

func (e *SelectExpression) analyze(s *Select) (result qProp) {
	if e.All {
		return qProp{isRowFunc: true}
	}

	for _, ex := range e.Expressions {
		result.combine(ex.analyze(s))
	}
	return result

    //                                                                         Aggregation
    //                                                                         ===========
    public BsElevateWordToLabelCA aggregation() {
        assertAggregationPurpose();
        return doGetConditionAggregation();
    }

    //                                                                         Aggregation
    //                                                                         ===========
    public BsAccessTokenCA aggregation() {
        assertAggregationPurpose();
        return doGetConditionAggregation();
    }

    // ===================================================================================
    //                                                                         Aggregation
    //                                                                         ===========
    public BsFailureUrlCA aggregation() {
        assertAggregationPurpose();
        return doGetConditionAggregation();
    }

    //                                                                         Aggregation
    //                                                                         ===========
    public BsRelatedContentCA aggregation() {
        assertAggregationPurpose();
        return doGetConditionAggregation();
    }

    // ===================================================================================
    //                                                                         Aggregation
    //                                                                         ===========
    public BsWebConfigCA aggregation() {
        assertAggregationPurpose();
        return doGetConditionAggregation();
    }

    protected BsWebConfigCA doGetConditionAggregation() {

import org.opensearch.search.aggregations.bucket.terms.TermsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.AvgAggregationBuilder;
import org.opensearch.search.aggregations.metrics.CardinalityAggregationBuilder;
import org.opensearch.search.aggregations.metrics.ExtendedStatsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.MaxAggregationBuilder;

}

// IsAggregated returns if the statement involves SQL aggregation
func (e *SelectStatement) IsAggregated() bool {
	return e.selectQProp.isAggregation
}

// AggregateResult - returns the aggregated result after all input
// records have been processed. Applies only to aggregation queries.
func (e *SelectStatement) AggregateResult(output Record) error {