using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;
using?System.Data.SqlClient;
using?System.IO;

namespace?CollectionEnginery
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????public?static?SqlConnection?My_con;??//定義一個SqlConnection類型的公共變量My_con，用于判斷數據庫是否連接成功
????????public?static?string?M_str_sqlcon?=?“Data?Source=.;Database=CollectionEnginery;User?id=sa;PWD=“;
????????StreamReader?SReader;

????????#region??建立數據庫連接
????????///?

????????///?建立數據庫連接.
????????///?

????????///?返回SqlConnection對象
????????public?sta

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\CollectionEnginery\
?????文件?????????944??2009-01-19?14:20??數據采集器讀寫\CollectionEnginery\CollectionEnginery.sln
?????文件???????14336??2009-01-20?17:07??數據采集器讀寫\CollectionEnginery\CollectionEnginery.suo
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\CollectionEnginery\bin\
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\CollectionEnginery\bin\Debug\
?????文件?????????195??2009-01-19?23:33??數據采集器讀寫\CollectionEnginery\CollectionEnginery\bin\Debug\AddData.dat
?????文件???????11776??2010-08-18?17:51??數據采集器讀寫\CollectionEnginery\CollectionEnginery\bin\Debug\CollectionEnginery.exe
?????文件???????28160??2009-01-21?09:50??數據采集器讀寫\CollectionEnginery\CollectionEnginery\bin\Debug\CollectionEnginery.pdb
?????文件???????14328??2009-01-21?09:50??數據采集器讀寫\CollectionEnginery\CollectionEnginery\bin\Debug\CollectionEnginery.vshost.exe
?????文件?????????490??2007-07-21?01:33??數據采集器讀寫\CollectionEnginery\CollectionEnginery\bin\Debug\CollectionEnginery.vshost.exe.manifest
?????文件????????3747??2009-01-19?16:19??數據采集器讀寫\CollectionEnginery\CollectionEnginery\CollectionEnginery.csproj
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\CollectionEnginery\database\
?????文件?????1048576??2010-08-18?17:51??數據采集器讀寫\CollectionEnginery\CollectionEnginery\database\CollectionEnginery_Data.MDF
?????文件?????1048576??2010-08-18?17:51??數據采集器讀寫\CollectionEnginery\CollectionEnginery\database\CollectionEnginery_Log.LDF
?????文件????????5106??2009-01-21?09:50??數據采集器讀寫\CollectionEnginery\CollectionEnginery\Form1.cs
?????文件????????4400??2010-08-18?17:51??數據采集器讀寫\CollectionEnginery\CollectionEnginery\Form1.Designer.cs
?????文件????????5814??2009-01-20?09:55??數據采集器讀寫\CollectionEnginery\CollectionEnginery\Form1.resx
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\
?????文件????????1089??2009-01-21?09:50??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\CollectionEnginery.csproj.FileListAbsolute.txt
?????文件?????????847??2009-01-20?09:55??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\CollectionEnginery.csproj.GenerateResource.Cache
?????文件???????11776??2009-01-21?09:50??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\CollectionEnginery.exe
?????文件?????????180??2009-01-20?09:55??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\CollectionEnginery.Form1.resources
?????文件???????28160??2009-01-21?09:50??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\CollectionEnginery.pdb
?????文件?????????180??2009-01-19?16:19??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\CollectionEnginery.Properties.Resources.resources
?????目錄???????????0??2012-05-02?09:58??數據采集器讀寫\CollectionEnginery\CollectionEnginery\obj\Debug\TempPE\
?????文件?????????499??2009-01-19?14:20??數據采集器讀寫\CollectionEnginery\CollectionEnginery\Program.cs
?????目錄???????????0??2013-02-01?20:53??數據采集器讀寫\CollectionEnginery\CollectionEnginery\Properties\
?????文件????????1368??2009-01-19?14:20??數據采集器讀寫\CollectionEnginery\CollectionEnginery\Properties\AssemblyInfo.cs
............此處省略4個文件信息