private static Operator<?> createLimit0(List<ColumnInfo> colInfoList, Operator<?> parentOp) {
    LimitDesc limitDesc = new LimitDesc(0, 0);
    return OperatorFactory.getAndMakeChild(limitDesc, new RowSchema(colInfoList), parentOp);
  }
Converts empty {@link HiveValues} to a plan like
TS [DUMMY] - SEL [null, ..., null] - LIM [0]
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/translator/opconventer/HiveValuesVisitor.java