摘要：
zip tar groups 安装rz、sz yum install lrzsz rpm 安装rpm -ivh rpm文件搜索rpm -qa|grep jdk 卸载rpm -e --nodeps 文件名 date //(root用户操作)将系统时间修改到 2017-02-10 11：11：11 su 阅读全文
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--1新建用户 create user champion identified by century; -- Create the user create user test identified by test default tablespace RISKCTRL; -- Grant/Revoke role privileges grant resource to test; grant... 阅读全文
摘要：
查询父节点 SELECT * FROM r_org org START WITH org.org_code = '6199840Q' CONNECT BY PRIOR PARENT_ID = ID; select * from r_org org where org.org_code = '6100 阅读全文