@Override
    public void putToParameters(String key, String value) {
      partitionList.get(index).putToParameters(key, value);
    }
PartitionSpecProxy implementation that composes a List of Partitions.
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/partition/spec/PartitionListComposingSpecProxy.java