本文整理汇总了C#中System.Data.IDataReader接口的典型用法代码示例。如果您正苦于以下问题:C# IDataReader接口的具体用法?C# IDataReader怎么用?C# IDataReader使用的例子?那么恭喜您, 这里精选的接口代码示例或许可以为您提供帮助。
IDataReader接口属于System.Data命名空间,在下文中一共展示了IDataReader接口的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ReadOrderData
//引入命名空间
using System;
using System.Data;
using System.Data.SqlClient;
class Program
{
static void Main()
{
string str = "Data Source=(local);Initial Catalog=Northwind;"
+ "Integrated Security=SSPI";
ReadOrderData(str);
}
private static void ReadOrderData(string connectionString)
{
string queryString =
"SELECT OrderID, CustomerID FROM dbo.Orders;";
using (SqlConnection connection =
new SqlConnection(connectionString))
{
SqlCommand command =
new SqlCommand(queryString, connection);
connection.Open();
SqlDataReader reader = command.ExecuteReader();
// Call Read before accessing data.
while (reader.Read())
{
ReadSingleRow((IDataRecord)reader);
}
// Call Close when done reading.
reader.Close();
}
}
private static void ReadSingleRow(IDataRecord record)
{
Console.WriteLine(String.Format("{0}, {1}", record[0], record[1]));
}
}