C#读取ACCESS数据

// 读取 Access需使用OLEDB using System.Data.OleDb; /// summary /// 读取 Access 数据 库 /// /summary private void ReadAccessData() { // 1、建立连接 string sAccessConnection = @ Provider=Microsoft.Jet.OLEDB.4.0;DataSource=E:\BegVCSharp\Reade

//读取Access需使用OLEDB
usingSystem.Data.OleDb;

///

string sAccessConnection

= @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:\BegVCSharp\ReaderAccess\ReaderAccess\nwind.mdb";

OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
//2、打开连接
odcConnection.Open();

//建立SQL查询
OleDbCommand odCommand = odcConnection.CreateCommand();
//3、输入查询语句
odCommand.CommandText = "select customerID,companyName from Customers";

//建立读取
OleDbDataReader odrReader = odCommand.ExecuteReader();

//查询并显示数据
while (odrReader.Read())
{
//显示取出值(具体显示方式可由自己定义)
tbValue.Text += "\r\t";
tbValue.Text += odrReader["CustomerID"].ToString().PadRight(10, ' ');
tbValue.Text += odrReader["CustomerID"].ToString();
}

//关闭连接
odrReader.Close();

odcConnection.Close();

}