AbstractPlanNode combineNode = insertCountInDMLPlan(deleteNode);
sendNode.addAndLinkChild(combineNode);
// fix the receive node's output columns
recvNode.updateOutputColumns(m_catalogDb);
/*
* recvNode.getOutputColumnNames().clear();
* recvNode.getOutputColumnSizes().clear();
* recvNode.getOutputColumnTypes().clear(); for (OutputColumnInfo
* oci : recvNode.getOutputColumnGUIDs()) {