@Override
  public String toString(){
    StringBuilder sb = new StringBuilder();
    for(int i = 0; i< size() ; i++) {
      sb.append(get(i)+"\t");
    }
    return sb.toString();
  }
An implementation of HCatRecord that wraps an Object returned by a SerDe
and an ObjectInspector.  This delays deserialization of unused columns.
hcatalog/core/src/main/java/org/apache/hive/hcatalog/data/LazyHCatRecord.java