摘要:
1、All problems in computer science can be solved with another layer, even the problem of too many layers! 计算机科学中的所有问题都可以通过另一层解决,甚至是层数太多的问题 (不要试图去优化多层代 阅读全文
摘要:
1、pg慢sql查询 select pid,client_addr,query from pg_stat_activity where state<>'idle' and now()-query_start > interval '10000 ms' order by query_start; 2、 阅读全文