ORACLE ACFS创建
sqlplus "/as sysasm"创建磁盘组:SQL> CREATE DISKGROUP ACFSDG01 external redundancy DISK '/dev/raw/raw8' ATTRIBUTE 'compatible.asm' = '11.2','compatible.rdbms' = '11.2','compatible.advm'='11.2';Diskgroup created.创建ACFS卷:SQL> alter diskgroup ACFSDG01 add volume oravol1 size 5g;Diskgroup...
左连接和右连接
表t1:SQL> select * from folore.t1; ID NAME---------- ------------------------------ 1003 ccc 1004 ddd 1007 gggg 1005 eee &nb...
RHEL6 NFS配置
rhel 6以前rpcbind为portmap在两个节点都进行配置,互为服务器和客户端:查看软件是否安装:[root@node1 ~]# rpm -aq|egrep "nfs-utils|rpcbind"nfs-utils-lib-1.1.5-6.el6.x86_64rpcbind-0.2.0-11.el6.x86_64nfs-utils-1.2.3-39.el6.x86_64如未安装请使用安装光盘进行安装:检查服务是否开机启动:[root@node1 ~]#...
ORACLE中查询客户端和服务器主机和IP信息
查看数据库版本SQL> col host_name for a30select instance_name,host_name,version,status,logins,database_status from v$instance;INSTANCE_NAME HOST_NAME VER...