In one of your databases: 1.USER1 and USER2 have no system privileges. 2.ROLE1 only has these privileges: ?CREATE SESSION ?CREATE TABLE ?CREATE VIEW Examine these commands: SQL> conn / as sysdba Connected. SQL> GRANT create table, role1 TO user1 W…
Examine these facts about a database: The database default tablespace to EXAMPLE. DEFERRED_SEGMENT_CREATION is TRUE (原来为 FALSE,题目有错) Examine these commands: SQL> CREATE USER user1 IDENTIFIED BY oracle_4U PASSWORD EXPIRE; User created. …
JavaScript doesn’t have block scopeBlock doesn’t have scope in javascript, only function has scope. for(var i 0; i < 2; i ) { } i; // 2 If you want to create scope, use anonymous function: (function (){ for(var i 0; i < 2; i ) { } })(); typeof(i…
配置WINDOWS群集 实验说明:本实验用于配置WINDOWS群集 实验名称:配置WINDOWS群集 实验目的:理解WINDOWS群集服务的工作原理,熟练掌握安装WINDOWS群集服务及配置WINDOWS群集 实验设备:windows server 2003 VM 二台 实验…
从 Windows Server 2008 开始,管理员可以选择安装具有特定功能但不包含任何不必要功能的 Windows Server 的最小安装服务器核心(Server Core),它为一些特定服务的正常运行提供了一个最小的环境,从而减少了其他服务和管理工具可能造成的***和风…