@Override
  public List<PlanNode> visitExplainAnalyze(
      final ExplainAnalyzeNode node, final PlanContext context) {
    final List<PlanNode> children = genResult(node.getChild(), context);
    node.setChild(children.get(0));
    return Collections.singletonList(node);
  }
This class is used to generate distributed plan for table model.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/planner/distribute/TableDistributedPlanGenerator.java