presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/RecordingHiveMetastore.java/Recording/getPartitionsByNames
class Recording:        @JsonProperty
        public List<Pair<Set<HivePartitionName>, Map<String, Optional<Partition>>>> getPartitionsByNames()
        {
            return partitionsByNames;
        }