一、问题描述:
当/etc/selinux/conf被要求必须是SELINUXenforcing,不被允许使用setenforce 0宽松模式
我们启动httpd就会报错:
Job for httpd.service failed because the control process exited with error code. See "systemctl s…
sql聚合函数使用-笔记 SELECT SUM ( case when procurement_type 公益推送 then 1 else 0 end ) gywxTotal,SUM ( CASE WHEN (status 1 and procurement_type 公益推送) THEN 1 ELSE 0 END ) gywxYsc,SUM ( CASE WHEN (status ! 1 and procurement_type 公益推送) THEN 1 …