@Override
  public void setTableName(String tableName) {
    partitionSpec.setTableName(tableName);
  }
Subclass of PartitionSpecProxy that pulls out commonality of
StorageDescriptor properties within a Partition-list into a common
StorageDescriptor instance.
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/partition/spec/PartitionSpecWithSharedSDProxy.java