ASP.NET DBHelperÀà
using System;
using System.Collections.Generic;
using System.Text;
using System.Configuration;
using System.Data.Common;
using System.Data;
namespace DownData.dal
{
public static class DBHelper
{
private static readonly string connectionString =
"Data Source=.\\newdb;Initial Catalog=downloaddata; uid=sa;pwd=sa";
private static readonly string providerName ="System.Data.SqlClient";
//GetConnection ÓÃÓÚ»ñÈ¡Á¬½ÓÊý¾Ý¿âµÄ connection ¶ÔÏó...
private static DbConnection GetConnection()
{
DbProviderFactory _factory = DbProviderFactories.GetFactory(providerName);
DbConnection connection = _factory.CreateConnection();
connection.ConnectionString = connectionString;
return connection;
}
//GetCommand »ñÈ¡ÃüÁî²ÎÊý command ¶ÔÏó...
private static DbCommand GetCommand(string commandText, CommandType commandType, DbConnection connection)
{
DbCommand command = connection.CreateCommand();
command.CommandText = commandText;
command.CommandType = commandType;
 
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