CentOS7系统如何关闭防火墙
1、命令行界面输入命令'systemctl status firewalld'并按下回车键。 2、然后在下方可度以查看得到'active(running)',此时说明防火墙已经被打开了 3、在命令行中输入'systemctl stop firewall...
SQLSTATE[22001]: String data, right truncated: 1406 Data too long for column ‘vod_tag’ at row 1应该怎么解决
SQLSTATE[22001]: String data, right truncated: 1406 Data too long for column 'vod_tag' at row 1应该怎么解决