presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/thrift/ThriftHiveMetastore.java/ThriftHiveMetastore/createMetastoreClient
class ThriftHiveMetastore:    private ThriftMetastoreClient createMetastoreClient()
            throws TException
    {
        return clientProvider.createMetastoreClient(Optional.empty());
    }