@Override
  public PlanNode visitInternalCreateMultiTimeSeries(
      InternalCreateMultiTimeSeriesStatement internalCreateMultiTimeSeriesStatement,
      MPPQueryContext context) {
    return new InternalCreateMultiTimeSeriesNode(
        context.getQueryId().genPlanNodeId(),
        internalCreateMultiTimeSeriesStatement.getDeviceMap());
  }
This visitor is used to generate a logical plan for the statement and returns the {@link
PlanNode}.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/planner/LogicalPlanVisitor.java