public EnumSet<TableAttribute> diff (HCatTable rhs) {
    return diff(rhs, DEFAULT_COMPARISON_ATTRIBUTES);
  }
Method to compare the attributes of 2 HCatTable instances.
Only the {@code DEFAULT_COMPARISON_ATTRIBUTES} are compared.
@param rhs The other table being compared against. Can't be null.
@return {@code EnumSet<TableAttribute>} containing all the attribute that differ between {@code this} and rhs.
Subset of {@code DEFAULT_COMPARISON_ATTRIBUTES}.
hcatalog/webhcat/java-client/src/main/java/org/apache/hive/hcatalog/api/HCatTable.java