presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/SemiTransactionalHiveMetastore.java/SemiTransactionalHiveMetastore/getTableOwner
class SemiTransactionalHiveMetastore:    private String getTableOwner(HiveIdentity identity, String databaseName, String tableName)
    {
        return getExistingTable(identity, databaseName, tableName).getOwner();
    }