使用BaseConnectionString 属性可返回指定对象的基本连接字符串。 只读 String。语法表达式。BaseConnectionString表达 一个代表 CodeProject 对象的变量。备注BaseConnectionString 属性返回通过 OpenConnection 方法或通过选择“文件”菜单上的“连接”设置的连接字符串。 当进行连接时,Microsoft Access 项目会修改 Base...
包含ConnectionArgument 集合的只读ICollection 对象。注解提供程序必须实现 ConnectionStringArguments 属性,才能定义数据库提供程序所需的连接字符串参数。示例下面的代码示例演示了一个示例 ConnectionStringArguments 属性,该属性返回 Microsoft Access 数据库提供程序的连接字符...
You can connect to a Microsoft Access database using theSqlDataSourcecontrol. To do this, you need a connection string and an Access data file. Then, you can use theSqlDataSourcecontrol to provide data to any data-bound control that supports theDataSourceIDproperty, such as theGridViewcontrol...
To reference the Access connection string from a SqlDataSource control In the page in which you want to connect to the Access database, add aSqlDataSourcecontrol. In theSqlDataSourcecontrol, set the following properties: SelectCommandSet to a SQL select statement for retrieving data, as in the...
适用于:Access 2013、Office 2013 指示用于建立数据源连接的信息。 设置和返回值 设置或返回一个String值。 备注 使用ConnectionString属性通过传递包含一系列用分号分隔的argument= value语句的详细连接字符串来指定数据源。 ADO 支持ConnectionString属性的五个参数;任何其他参数都直接传递给提供程序,不需要 ADO 进行任何...
System.Data.OracleClientProvides data access for Oracle version 8.1.7 or later. For more information on connection string syntax, seeConnectionString. Connection string builders ADO.NET 2.0 introduced the following connection string builders for the .NET Framework data providers. ...
Database db = DatabaseFactory.CreateDatabase("ConnectionString"); string sql ="select [Name] from College where [CollegeID] = 1"; DbCommand dc = db.GetSqlStringCommand(sql); string str ="获取的学院名称为:"+ (string)db.ExecuteScalar(dc); MessageBox.Show(str); sql ="select [CollegeID...
Open Database Connectivity (ODBC) is a protocol that you use to connect an Access database to an external data source such as Microsoft SQL Server. Typically, you use file data sources (also called DSN files) to add a connection string, in which case, the FILEDSN keyword is used on the...
database management system, Paradox®, Microsoft Access, and others. There are two methods of handling the connection to the external data. You can link the tables either by using the user interface or from Microsoft Access Basic. It is also possible to open external databases directly from ...
Microsoft Access 2010.accdb是一种常用的数据库文件格式,可以使用SQL连接字符串进行连接和操作。 SQL连接字符串是一种用于连接数据库的字符串,其中包含了数据库的相关信息,例如服务器地址、数据库名称、用户名和密码等。 以下是一个示例的SQL连接字符串: