SELECT id FROM users WHERE active=1 AND about_me LIKE "%#IChallengeYou%" ORDER BY username ASC, num_followers DESC
0.00768
SELECT id FROM users WHERE tags REGEXP "(^|\,| )#IChallengeYou($|\,)" ORDER BY username ASC
0.01342
SELECT id FROM users WHERE active=1 AND (username LIKE "%#IChallengeYou%" OR fullname LIKE "%#IChallengeYou%" OR position LIKE "%#IChallengeYou%") ORDER BY username ASC
0.01442
SELECT id FROM users WHERE active=1 AND (username="#IChallengeYou" OR fullname="#IChallengeYou" OR position="#IChallengeYou") ORDER BY username ASC