摘要:
1、指令 vi /etc/sysconfig/iptables 添加以下内容和要开放的端口 # Firewall configuration written by system-config-firewall# Manual customization of this file is not rec 阅读全文
摘要:
1.查询数据库中所有表的数据量,并排序 USE information_schema; SELECT table_name,table_rows FROM TABLES WHERE table_schema = "oms" ORDER BY table_rows DESC; 2.快速清除某张表数据 阅读全文