Never bind peeking or Wrong execution plan?

注意当用veriable变量绑定时sqlplus autotrace有可能显示的执行计划不是实际的,用dbms_xplan.display_cursor查看

RHEL/OEL 5启用xmanager 远程桌面x

For XDMCP connection to Red Hat 5 EL or CentOS 5 or OEL5
1. Change runlevel to 5
Open /etc/inittab and set the initial runlevel to 5 as following:
id:5:initdefault: