[root@bogon postgresql-12.3]# cd /opt/postgresql/
[root@bogon postgresql]# ll
总用量 16
drwxr-xr-x. 2 root root 4096 6月  24 15:38 bin
drwxr-xr-x. 6 root root 4096 6月  24 15:38 include
drwxr-xr-x. 4 root root 4096 6月  24 15:38 lib
drwxr-xr-x. 6 root root 4096 6月  24 15:38 share