1.系统 1.1版本 uname -a 能确认是64位还是32位,其它的信息不多 [root@localhost ~]# uname -a Linux localhost.localdomain 3.10.0-327.el7.x86_64 #1 SMP Thu Nov 19 22:10:57 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux more /etc/*release 可以看到更多信息 [root@localhost ~]# more /etc/*rele
Durability is a database feature that guarantees the recording of committed transactions even if the server crashes or loses power. However, durability adds significant database overhead, so if your site does not require such a guarantee, PostgreSQL