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实验3 设计数据完整性
- (1)定义客户表customer、供应商表supplier、商品信息表goods、订单信息表order、信誉等级表creditgrade和商品类型表goodstype的主键。 (2)定义以上各表的外键约束。 (3)定义惟一约束:customer表的loginname字段;supplier表的loginname字段和suppliername字段;creditgrade表的creditgradename字段;goodstype表的goodstypename字段。 -(1) The def
oracle2ly
- 在自建的关系表上,编写如下程序: 1.用PL/SQL的存储过程删除某条记录(条件作为参数传入); 2.用带输入输出参数的存储过程查询出参数给定的记录的有关关键信息; 3.用函数作第2题。 触发器及游标 定义一个PLSQL块,用显式游标循环输出一基本表查询信息。 生成一个基本表S触发器,如果删除某带外键的记录时,同时也参照表对应的记录; 删除生成的触发器。 -The relationship between the self-built ta
ImageDatabase.rar
- VB将图片存入Access数据库并实现导入、导出、删除、预览管理操作,并可对存入的图片进行分类管理、分类检索,程序用纯VB代码实现,没有用到任何控件,因此很适合学习用。,VB picture into the Access database and to import, export, delete, preview of the management of operations, and to classify the pictures into the management of keys,
进销存管理系统
- 1)管理员用户名为tsoft,密码为111。 (2)本系统的多个模块中支持Enter快捷键操作,例如商品入库模块中,可通过Enter键选择供应商信息;商品销售模块中可通过Enter键选择商品信息等。 (3)运行本系统,需要注册Flash8.ocx组件。 -1) The administrator user name tsoft, password is 111. (2) of the system to support multiple modules Enter shortc
realisam
- RealIsam is an object oriented tool that allows to manage files with direct access or sequential access : both methods can be used. It is a 32-bit DLL that can be interfaced with usual languages such as C++, Delphi, Visual Basic, .... under Win95,
Access-training
- Do you want to manage a large collection of information? A database helps you enter data easily, find it quickly, use it to create labels or mailings, and summarize it in printed and online reports. Database basics This course will cover the benefits
Spare-System
- 自己编写的Access数据库 库存查询系统 编译器vs2005.MFC类库。 查询功能分解详细,大部分索引使用下拉菜单设计,自动搜索数据库添加相应内容,方便查询,免去按键手动添加...,数据添加方便,适用于Excel整体导入,方便维护。 库存查询-按enter自动查询所有库存及按索引查询 出库跟踪-按enter自动查询所有借用信息及按索引查询 借还操作-借用及归还操作 数据库维护-添加删除修改及excel数据整体导入 借用权限设定-借用人员信息添加-Access da
uart5110
- stm32 5110 及常用功能 如 uart ADC 按键等-stm32 5110 and frequently used functions such as uart ADC keys, etc.
KeyboardCT
- 通过Windows系统的钩子,记录键盘的敲击键位,并存储到Access数据库-By hook Windows system, record keystrokes keys, and stored in the Access database
A_CD-Key_DB
- 为您的软件储存CD-Key,序列号和注册信息,对于系统管理员非常有用。-Stores CD-Keys, serial numbers and registration information for your software, useful for System Administrator.
1122
- 点击不同的键盘上的按键可以追踪鼠标的位置-Click to different keys on the keyboard can track the mouse position
Cpp1101
- shift功能键纯dos下的功能本地可以完全清除-function of local shift function keys pure dos completely clear
897654578
- VB注册表操作例子,建立和删除键值,有需要的就下载吧。-VB examples registry operations, create and delete keys, there is a need to download it.
Alt_control_delete_src
- 模拟CTRL+ALT+DELETE的按键。类似于可以用来调出任务管理器。-Simulation CTRL ALT DELETE keys. Like can be used to bring up the Task Manager.
HotKey101
- 设置快捷键本程序运行后实现alt+insert调出notpad-Set shortcut keys to run this program after the realization of alt+ insert transferred out notpad
jianpanfayin
- 键能发音,其关键就是让程序能够知道当前键盘上是哪个键被按下,并播放相应的声音,自己的程序当然不在话下,那么其它程序当前按下哪个键如何得知呢?利用键盘钩子便可以很好地解决。-Key to pronunciation, the key is to let the process be able to know the current keyboard on which keys are pressed, and play the corresponding sound, of course, not
set_kjj
- vc设置应用程序的快捷键的程序源码,希望对大家有所帮助-vc set the application shortcut keys program source code, we hope to help
114
- 监视 功能键状态 Num 和CapsLock ScrollLock-Function keys to monitor the status of Num and CapsLock ScrollLock
897654578
- VB注册表操作例子,建立和删除键值,有需要的就下载吧。-VB examples registry operations, create and delete keys, there is a need to download it.
Alt_control_delete_src
- 模拟CTRL+ALT+DELETE的按键。类似于可以用来调出任务管理器。-Simulation CTRL ALT DELETE keys. Like can be used to bring up the Task Manager.
