1.创建测试用表t_compress_index create table t_compress_index as select * from all_objects; 2.不使用索引压缩技术创建索引 sec@secooler> create index idx_t_compress_index on t(owner,object_type,object_name); Index created. sec@secooler> analyze index idx_t_compress_index validate structure; I...
本文本的词汇分两部分:一、显示器、电视词汇 ～(英中对照);二、移动通 讯词汇 ～(中英对照) 该文档引用网络资源,可进行传阅,但请遵守原作者版权 ODM Quality Management Dptdepartment 一、显示器、电视词汇(英中对照) A Analog signal 模拟信号 Analog select 模拟量选择 Analog comparator 模拟比较器 Analog simu...
The main object that is created when writing a program to run in the ActiveX environment is a (56) , a self-sufficient program that can be run anywher6 in the ActiveX network. This component is known as an "ActiveX control". An ActiveX control is roughly equivalent to a applet...
青年的命运，从来都同时代紧密相连。1840年鸦片战争以后，中国逐步成为半殖民地半封建社会，中华民族遭受了前所未有的劫难。一批又一批仁人志士为救国救民而苦苦追寻，一大批先进青年在“觉醒年代”纷纷觉醒。标志着中国青年成为推动中国社会变革急先锋的是（）