presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/SemiTransactionalHiveMetastore.java/AlterPartitionOperation/getDescription
class AlterPartitionOperation:        public String getDescription()
        {
            return format(
                    "alter partition %s.%s %s",
                    newPartition.getPartition().getDatabaseName(),
                    newPartition.getPartition().getTableName(),
                    newPartition.getPartition().getValues());
        }