EXPLAIN SELECT * FROM `demo` limit 300000,20
EXPLAIN SELECT a.* FROM demo a, (select id from demo LIMIT 300000,20 ) b where a.id=b.id
标签：20,分页,demo,EXPLAIN,超多,300000,id,延迟 From： https://www.cnblogs.com/ooo0/p/16976525.html
EXPLAIN SELECT * FROM `demo` limit 300000,20
EXPLAIN SELECT a.* FROM demo a, (select id from demo LIMIT 300000,20 ) b where a.id=b.id
标签：20,分页,demo,EXPLAIN,超多,300000,id,延迟 From： https://www.cnblogs.com/ooo0/p/16976525.html