We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
SELECT * FROM(
( SELECT * FROM (
select CITY, LENGTH(CITY) K
FROM STATION
WHERE LENGTH(CITY) = ( SELECT MIN(LENGTH(CITY))
FROM STATION )
ORDER BY CITY ASC )
WHERE ROWNUM=1
) UNION
(SELECT * FROM (
select CITY, LENGTH(CITY) K
FROM STATION
WHERE LENGTH(CITY) = ( SELECT MAX(LENGTH(CITY))
FROM STATION )
ORDER BY CITY ASC )
WHERE ROWNUM=1
)
);
Weather Observation Station 5
You are viewing a single comment's thread. Return to all comments →
SELECT * FROM( ( SELECT * FROM ( select CITY, LENGTH(CITY) K FROM STATION WHERE LENGTH(CITY) = ( SELECT MIN(LENGTH(CITY)) FROM STATION ) ORDER BY CITY ASC ) WHERE ROWNUM=1 ) UNION (SELECT * FROM ( select CITY, LENGTH(CITY) K FROM STATION WHERE LENGTH(CITY) = ( SELECT MAX(LENGTH(CITY)) FROM STATION ) ORDER BY CITY ASC ) WHERE ROWNUM=1 ) );
WORKING...BUT EXPLAIN
/* FOR FIRST QUERY */ SELECT CITY,LENGTH(CITY) FROM STATION ORDER BY LENGTH(CITY) ASC,CITY ASC LIMIT 1;
/* FOR SECOND QUERY */ SELECT CITY,LENGTH(CITY) FROM STATION ORDER BY LENGTH(CITY) DESC,CITY DESC LIMIT 1;