Github user mashengchen commented on a diff in the pull request:

    https://github.com/apache/incubator-trafodion/pull/166#discussion_r44617837
  
    --- Diff: 
core/sqf/src/seatrans/hbase-trx/src/main/java/org/apache/hadoop/hbase/client/transactional/SsccTransactionalTable.java
 ---
    @@ -692,22 +693,23 @@ public SsccPutMultipleTransactionalResponse 
call(SsccRegionService instance) thr
     
        }
        
    -   // validate for well-formedness
    -   public void validatePut(final Put put) throws IllegalArgumentException {
    -           if (put.isEmpty()) {
    -                   throw new IllegalArgumentException("No columns to 
insert");
    -           }
    -           if (maxKeyValueSize > 0) {
    -                   for (List<KeyValue> list : put.getFamilyMap().values()) 
{
    -                           for (KeyValue kv : list) {
    -                                   if (kv.getLength() > maxKeyValueSize) {
    -                                           throw new 
IllegalArgumentException(
    -                                                           "KeyValue size 
too large");
    -                                   }
    -                           }
    -                   }
    -           }
    -   }
    +    // validate for well-formedness
    +    public void validatePut(final Put put) throws IllegalArgumentException 
{
    +        if (put.isEmpty()) {
    +            throw new IllegalArgumentException("No columns to insert");
    +        }
    +        if (maxKeyValueSize > 0) {
    --- End diff --
    
    yes, the code is never executed, also in KeyValue source code, it 
restricted the size itself.
    but i guess the person who code here will use a constant to restricted it 
future, and he(she) may be forget to add the constant.


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