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windows 运行命令大全
windows 运行命令大全
appwiz.cpl-----添加删除程序
winver---------检查windows版本
wmimgmt.msc----打开windows管理体系结构(wmi)
wupdmgr--------windows更新程序
wscript--------windows脚本宿主设置
write----------写字板
winmsd---------系统信息
win.ini--------WIN-记事本
wiaacmgr-------扫描仪和照相向?
winchat--------xp自带局域网聊天
mem.exe--------显示内存使用情况
msconfig.exe---系统配置实用程序
mplayer2-------简易widnows media player
2011-10-19
SQL cookbook
Queries, queries, queries. My goal from the beginning of this project has not been so much to write a "SQL Cookbook" as to write a "Query Cookbook." I've aimed to create a book comprised of queries ranging from the relatively easy to the relatively difficult in hopes the reader will grasp the techniques behind those queries and use them to solve his own particular business problems. I hope to pass on many of the SQL programming techniques I've used in my career so that you, the reader, will take them, learn from them, and eventually improve upon them; through this cycle we all benefit. Being able to retrieve data from a database seems so simple, yet in the world of Information Technology (IT) it's crucial that the operation of data retrieval be done as efficiently as possible. Techniques for efficient data retrieval should be shared so that we can all be efficient and help each other improve.
2009-08-05
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