LogicalResultSinkToPhysicalResultSink.java

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package org.apache.doris.nereids.rules.implementation;

import org.apache.doris.nereids.rules.Rule;
import org.apache.doris.nereids.rules.RuleType;
import org.apache.doris.nereids.trees.plans.Plan;
import org.apache.doris.nereids.trees.plans.logical.LogicalResultSink;
import org.apache.doris.nereids.trees.plans.physical.PhysicalResultSink;

import java.util.Optional;

/**
 * implement result sink.
 */
public class LogicalResultSinkToPhysicalResultSink extends OneImplementationRuleFactory {
    @Override
    public Rule build() {
        return logicalResultSink().thenApply(ctx -> {
            LogicalResultSink<? extends Plan> sink = ctx.root;
            return new PhysicalResultSink<>(
                    sink.getOutputExprs(),
                    Optional.empty(),
                    sink.getLogicalProperties(),
                    sink.child());
        }).toRule(RuleType.LOGICAL_RESULT_SINK_TO_PHYSICAL_RESULT_SINK_RULE);
    }
}