c#数据库开发实例:有很多的实例，对学习非常的有意义！
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if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[采购订单_供货商_fk ...
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[采购订单_供货商_fk]') and OBJECTPROPERTY(id, N'IsForeignKey') = 1)
ALTER TABLE [dbo].[采购订单] DROP CONSTRAINT 采购订单_供货商_fk
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[采购订单历史_供货商_fk]') ...
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[FK_工资发放历史表_职员基本信息表]') and OBJECTPROPERTY(id, N'IsForeignKey') = 1)
ALTER TABLE [dbo].[工资发放历史表] DROP CONSTRAINT FK_工资发放历史表_职员基本信息表
GO
if exists (select * from dbo.sysobjects where id = object_id(N ...
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[mrp物料需求计算_物料编号_fk]') and OBJECTPROPERTY(id, N'IsForeignKey') = 1)
ALTER TABLE [dbo].[mrp物料需求计算] DROP CONSTRAINT mrp物料需求计算_物料编号_fk
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[m ...
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[FK_分录表_凭证表]') and OBJECTPROPERTY(id, N'IsForeignKey') = 1)
ALTER TABLE [dbo].[分录表] DROP CONSTRAINT FK_分录表_凭证表
GO
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[本期汇总账簿_科目代码_fk]') and ...
if exists (select * from dbo.sysobjects where id = object_id(N\'[dbo].[图书丢失_图书编号_fk]\') and OBJECTPROPERTY(id, N\'IsForeignKey\') = 1)
ALTER TABLE [dbo].[图书丢失] DROP CONSTRAINT 图书丢失_图书编号_fk
GO
if exists (select * from dbo.sysobjects where id = object_id(N\'[dbo].[FK_图书罚款_图书 ...
This application note provides a functional description of VHDL source code for a N x N DigitalCrosspoint Switch. The code is designed with eight inputs and eight outputs in order to targetthe 128-macrocell CoolRunner™-II CPLD device but can be easily expanded to target higherdensit ...
Training embedded apps to process speech may be as easy as finding the right 8-bit micro. Don t let what Rodger has to say about using an ADPCM algorithm and PWM output to generate speech to go in one ear and out the other
