presto-main/src/main/java/io/prestosql/connector/system/jdbc/TableTypeJdbcTable.java/TableTypeJdbcTable/cursor
class TableTypeJdbcTable:    @Override
    public RecordCursor cursor(ConnectorTransactionHandle transactionHandle, ConnectorSession session, TupleDomain<Integer> constraint)
    {
        return InMemoryRecordSet.builder(METADATA)
                .addRow("TABLE")
                .addRow("VIEW")
                .build().cursor();
    }