text: set enable_seqscan=off;
  
  CREATE TABLE test_bit (
  	i bit(3)
  );
  
  INSERT INTO test_bit VALUES ('001'),('010'),('011'),('100'),('101'),('110');
  
  CREATE INDEX idx_bit ON test_bit USING rum (i);
  
  SELECT * FROM test_bit WHERE i<'100'::bit(3) ORDER BY i;
  SELECT * FROM test_bit WHERE i<='100'::bit(3) ORDER BY i;
  SELECT * FROM test_bit WHERE i='100'::bit(3) ORDER BY i;
  SELECT * FROM test_bit WHERE i>='100'::bit(3) ORDER BY i;
  SELECT * FROM test_bit WHERE i>'100'::bit(3) ORDER BY i;
  