刚刚下了个学生管理系统的源代码学习,有点看不懂。连接数据库的语句他是用:
ConnectString = "FileDSN=studentinfo.dsn;UID=sa;PWD="请问这个里面的studentinfo.dsn应该是个数据库吧,请问是个什么类型的数据库,要用什么才能打开这个数据库呢?
ConnectString = "FileDSN=studentinfo.dsn;UID=sa;PWD="请问这个里面的studentinfo.dsn应该是个数据库吧,请问是个什么类型的数据库,要用什么才能打开这个数据库呢?
http://search.csdn.net/Expert/topic/711/711219.xml?temp=.7504541
控制面板-管理工具
use master
goif exists (select * from dbo.sysdatabases where name = 'Student')
drop database Student
GOcreate database Student
go
use Student
goif exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[user_Info]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[user_Info]
GOif exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[student_Info]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[student_Info]
GOif exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[result_Info]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[result_Info]
GOif exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[gradecourse_Info]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[gradecourse_Info]
GOif exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[course_Info]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[course_Info]
GOif exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[class_Info]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[class_Info]
GOCREATE TABLE [dbo].[user_Info] (
[user_ID] [char] (10) COLLATE Chinese_PRC_CI_AS NOT NULL ,
[user_PWD] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[user_Des] [char] (10) COLLATE Chinese_PRC_CI_AS NULL
) ON [PRIMARY]
GOCREATE TABLE [dbo].[student_Info] (
[student_ID] [int] NOT NULL ,
[student_Name] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[student_Sex] [char] (2) COLLATE Chinese_PRC_CI_AS NULL ,
[born_Date] [datetime] NULL ,
[class_NO] [int] NULL ,
[tele_Number] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[ru_Date] [datetime] NULL ,
[address] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
[comment] [varchar] (200) COLLATE Chinese_PRC_CI_AS NULL
) ON [PRIMARY]
GOCREATE TABLE [dbo].[result_Info] (
[exam_No] [char] (10) COLLATE Chinese_PRC_CI_AS NOT NULL ,
[student_ID] [int] NOT NULL ,
[student_Name] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[class_No] [int] NULL ,
[course_Name] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[result] [float] NULL
) ON [PRIMARY]
GOCREATE TABLE [dbo].[gradecourse_Info] (
[grade] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[course_Name] [char] (10) COLLATE Chinese_PRC_CI_AS NULL
) ON [PRIMARY]
GOCREATE TABLE [dbo].[course_Info] (
[course_No] [int] NOT NULL ,
[course_Name] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[course_Type] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[course_Des] [char] (50) COLLATE Chinese_PRC_CI_AS NULL
) ON [PRIMARY]
GOCREATE TABLE [dbo].[class_Info] (
[class_No] [int] NOT NULL ,
[grade] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[director] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ,
[classroom_No] [char] (10) COLLATE Chinese_PRC_CI_AS NULL
) ON [PRIMARY]
GO
至于.dsn文件可以在配置一个odbc数据源或者不用他的联接串你用oledb的联接字符串如下:
ConnectString ="Provider=SQLOLEDB.1;0Persist Security Info=False;User ID=sa;password=" & 你的数据库密码 &";Initial Catalog=" & 初始数据库 & ";Data Source=" & 数据库服务器名