09 2020 档案

linux常用命令（个人整理）

摘要：查看网卡和IPip addr show 设置自动获取IPvim /etc/sysconfig/network-scripts/ifcfg-ens33 ONBOOT=NO改为yes service network restart 防火墙关闭防火墙systemctl stop firewalld 查看防阅读全文

posted @ 2020-09-18 10:54 java12345_com 阅读(148) 评论(0) 推荐(0) 编辑

oracle列转行

摘要：with temp as( select 'China' nation ,'Guangzhou' city from dual union all select 'China' nation ,'Shanghai' city from dual union all select 'China' na 阅读全文

posted @ 2020-09-08 16:15 java12345_com 阅读(106) 评论(0) 推荐(0) 编辑