sorting comparison hits_100m_single SELECT URL as col FROM hits_100m_single ORDER BY col LIMIT 1000,1 SELECT SearchPhrase as col FROM hits_100m_single ORDER BY col LIMIT 10000,1 SELECT SearchPhrase as col FROM hits_100m_single WHERE notEmpty(col) ORDER BY col LIMIT 10000,1 SELECT MobilePhoneModel as col FROM hits_100m_single ORDER BY col LIMIT 20000,1 SELECT MobilePhoneModel as col FROM hits_100m_single WHERE notEmpty(col) ORDER BY col LIMIT 500000,1 SELECT PageCharset as col FROM hits_100m_single ORDER BY col LIMIT 10000,1 SELECT Title as col FROM hits_100m_single ORDER BY col LIMIT 1000,1