mysql rand()查询优化
来源：动视网
责编：小采
时间：2020-11-09 06:52:03
mysql rand()查询优化
mysql rand()查询优化:SELECT * FROM `content` WHERE id >= (SELECT floor( RAND() * ((SELECT MAX(id) FROM `content`)-(SELECT MIN(id) FROM `content`)) + (SELECT MIN(id) FROM `content`))) ORDER BY id LIMIT 1;
导读mysql rand()查询优化:SELECT * FROM `content` WHERE id >= (SELECT floor( RAND() * ((SELECT MAX(id) FROM `content`)-(SELECT MIN(id) FROM `content`)) + (SELECT MIN(id) FROM `content`))) ORDER BY id LIMIT 1;
SELECT * FROM `content` WHERE id >= (SELECT floor( RAND() * ((SELECT MAX(id) FROM `content`)-(SELECT MIN(id) FROM `content`)) + (SELECT MIN(id) FROM `content`))) ORDER BY id LIMIT 1;
mysql rand()查询优化
mysql rand()查询优化:SELECT * FROM `content` WHERE id >= (SELECT floor( RAND() * ((SELECT MAX(id) FROM `content`)-(SELECT MIN(id) FROM `content`)) + (SELECT MIN(id) FROM `content`))) ORDER BY id LIMIT 1;
