using?System;
using?System.Data;
using?System.Text;
using?System.Data.SqlClient;
using?System.Configuration;
using?System.Security.Cryptography;
using?System.Security.Authentication;


///?

///DB?的摘要說明
///?

public?class?DB
{
	public?DB（）
	{
		//
		//TODO:?在此處添加構(gòu)造函數(shù)邏輯
		//
	}
????public?SqlConnection?GetCon（）
????{
????????return?new?SqlConnection（“Server=;User?Id=sa;Pwd=sa;Database=“）;
????}

????public?DataSet?returnDS（string?cmdstr）
????{
????????SqlConnection?con?=?GetCon（）;
????????SqlDataAdapter?da?=?new?SqlDataAdapter（cmdstr?con）;
????????DataSet?ds?=?new?DataSet（）;
????????da.Fill（ds）;
????????return?ds;
????}
????public?int?ExecuteSql（string?strSql）
????{
????????SqlConnection?con?=?GetCon（）;
????????SqlCommand?cmd?=?new?SqlCommand（strSql?con）;
????????try
????????{
????????????con.Open（）;
????????????int?rowsAffected?=?cmd.ExecuteNonQuery（）;
????????????return?rowsAffected;
????????}
????????catch?（System.Data.SqlClient.SqlException?e）
????????{
????????????throw?e;
????????}
????????finally
????????{
????????????con.Close（）;
????????}
????}
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????923??2011-11-10?10:22??ExcelImport\ExcelImport.sln

????..A..H.?????15360??2011-11-18?10:51??ExcelImport\ExcelImport.suo

?????文件???????1178??2011-11-18?10:52??ExcelImport\ExcelImport\DB.cs

?????文件???????3766??2011-11-10?14:06??ExcelImport\ExcelImport\ExcelImport.csproj

?????文件???????8887??2011-11-18?10:50??ExcelImport\ExcelImport\Form1.cs

?????文件???????8829??2011-11-17?18:01??ExcelImport\ExcelImport\Form1.Designer.cs

?????文件???????7107??2011-11-17?18:01??ExcelImport\ExcelImport\Form1.resx

?????文件????????492??2011-11-10?10:22??ExcelImport\ExcelImport\Program.cs

?????文件???????1378??2011-11-10?10:21??ExcelImport\ExcelImport\Properties\AssemblyInfo.cs

?????文件???????2872??2011-11-10?10:21??ExcelImport\ExcelImport\Properties\Resources.Designer.cs

?????文件???????5612??2011-11-10?10:21??ExcelImport\ExcelImport\Properties\Resources.resx

?????文件???????1096??2011-11-10?10:22??ExcelImport\ExcelImport\Properties\Settings.Designer.cs

?????文件????????249??2011-11-10?10:21??ExcelImport\ExcelImport\Properties\Settings.settings

?????文件????????840??2011-11-18?10:42??ExcelImport\ExcelImport\obj\Debug\ExcelImport.csproj.FileListAbsolute.txt

?????文件????????847??2011-11-15?14:34??ExcelImport\ExcelImport\obj\Debug\ExcelImport.csproj.GenerateResource.Cache

?????文件??????16384??2011-11-16?17:06??ExcelImport\ExcelImport\obj\Debug\ExcelImport.exe

?????文件????????180??2011-11-15?14:34??ExcelImport\ExcelImport\obj\Debug\ExcelImport.Form1.resources

?????文件??????34304??2011-11-16?17:06??ExcelImport\ExcelImport\obj\Debug\ExcelImport.pdb

?????文件????????180??2011-11-10?14:09??ExcelImport\ExcelImport\obj\Debug\ExcelImport.Properties.Resources.resources

?????文件??????16384??2011-11-16?17:06??ExcelImport\ExcelImport\bin\Debug\ExcelImport.exe

?????文件??????34304??2011-11-16?17:06??ExcelImport\ExcelImport\bin\Debug\ExcelImport.pdb

?????文件??????14328??2011-11-18?10:42??ExcelImport\ExcelImport\bin\Debug\ExcelImport.vshost.exe

?????文件????????490??2007-07-21?01:33??ExcelImport\ExcelImport\bin\Debug\ExcelImport.vshost.exe.manifest

?????目錄??????????0??2011-11-18?10:51??ExcelImport\ExcelImport\obj\Debug\TempPE

?????目錄??????????0??2011-11-18?10:51??ExcelImport\ExcelImport\obj\Debug\Refactor

?????目錄??????????0??2011-11-18?10:51??ExcelImport\ExcelImport\obj\Debug

?????目錄??????????0??2011-11-18?10:51??ExcelImport\ExcelImport\bin\Debug

?????目錄??????????0??2011-11-18?10:51??ExcelImport\ExcelImport\Properties

?????目錄??????????0??2011-11-18?10:51??ExcelImport\ExcelImport\obj

?????目錄??????????0??2011-11-18?10:51??ExcelImport\ExcelImport\bin

............此處省略5個(gè)文件信息