关于随机查询数据

Question

SELECT * FROM users WHERE id>(SELECT FLOOR(RAND()*(SELECT MAX(id)FROM users)) )LIMIT 10

如上语句,我建的users中存在了60000条数据,本应该随机的数字是在0到60000之间,但是为什么查询出来的id最多只会是1000出头的？

Answer 1

PULTQDXNXAGXKKKRKUEAEUUUDZVSIIVOONUMMMFLPMJZXDDMAQCVZWAODDJDGYVYLSUTTKYBRKXBXBJZXKQWAXKAGVLHOTGGTGNOEDKHUIBLOOEZZSNUDOOIHIDDTWQRBILYLKQQDNALVSYCIOETFJGQJQNCCFJQJNESGMRRFFCSWMZZSREHEBBLKOKKKRYORORHUKXMCGTKOUVLHTNJKAFLDKLEOXDKXRIJPQLXHKKHROZWYVSBHOVLSJQAMLVLMZCFWAKNUDCCZCSMCPFKJHDCXDLKLBFEDNXTBSRLYWFVZFMVZCJRDTIMQUQUNAXDJXUAKQKMIPANNRHXQHKXQCSHSFVSSXDOUGNOCSHPQQXXCFPMQUUHRIOKQPSKKQLLCEKQKBNUKRSIVRRLYVZPTVVZVTCJMWJGDAUQUIEBUOEBUVUQNTGKTNNQOTZMMZPTJOVHMJMZTCQUXCNINDLAYWBSBDHJKOBRYIMCSMKLNWAQBYVRAQATCJXADAISFVYFWZIMFSBZWIOOOORXTMCCZJFFVSZKBDKHHHKTYRQIYILVYBHBXIKAAHKNKHEYWGPXORRVAXEFOXHERTTWBBWNUJWDQDNOBZZZZSPPLKNBPJYFSPVVVREIVBRELLGHYBJPFLCXAKUXNYUKHUEMXREUEVURIBRBROUJIYIWQGWCSFIIEURELMVJPNDJSWRSKADAKAJXUEASYJR

Answer 2

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

Answer 3

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