siddharthteotia commented on code in PR #8558:
URL: https://github.com/apache/pinot/pull/8558#discussion_r855382139
##########
pinot-query-planner/src/main/java/org/apache/pinot/query/planner/nodes/MailboxSendNode.java:
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@@ -18,21 +18,35 @@
*/
package org.apache.pinot.query.planner.nodes;
+import javax.annotation.Nullable;
import org.apache.calcite.rel.RelDistribution;
+import org.apache.calcite.rel.type.RelDataType;
+import org.apache.pinot.query.planner.nodes.serde.ProtoProperties;
+import org.apache.pinot.query.planner.partitioning.KeySelector;
public class MailboxSendNode extends AbstractStageNode {
+ @ProtoProperties
private int _receiverStageId;
+ @ProtoProperties
private RelDistribution.Type _exchangeType;
+ @ProtoProperties
+ private KeySelector<Object[], Object> _partitionKeySelector;
public MailboxSendNode(int stageId) {
- super(stageId);
+ super(stageId, null);
}
- public MailboxSendNode(int stageId, int receiverStageId,
RelDistribution.Type exchangeType) {
- super(stageId);
+ public MailboxSendNode(int stageId, RelDataType rowType, int
receiverStageId, RelDistribution.Type exchangeType) {
+ this(stageId, rowType, receiverStageId, exchangeType, null);
+ }
+
+ public MailboxSendNode(int stageId, RelDataType rowType, int
receiverStageId, RelDistribution.Type exchangeType,
+ @Nullable KeySelector<Object[], Object> partitionKeySelector) {
+ super(stageId, rowType);
_receiverStageId = receiverStageId;
_exchangeType = exchangeType;
+ _partitionKeySelector = partitionKeySelector;
Review Comment:
This should be non-null only if exchange type is hash based ?
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