using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;
using?System.Data;
using?System.Data.SqlClient;

namespace?DBHelp
{
????public?class?Sqlhelp
????{
????????string?sqlcon?=?“server=166.163.166.14265532;Database=BoardManagement;uid=sa;pwd=jimi12593“;//此處用于更新百度api的key值??這是我自己的數據庫
????????public?SqlDataReader?GetSqlDataReader（string?sql）
????????{
????????????SqlConnection?connection?=?new?SqlConnection（sqlcon）;
????????????SqlCommand?command?=?new?SqlCommand（sqlconnection）;
????????????try
????????????{
????????????????connection.Open（）;
????????????????return?command.ExecuteReader（CommandBehavior.CloseConnection）;
????????????}
????????????catch?（Exception?ex）
????????????{????????????????
????????????????connection.Close（）;
????????????????throw?ex;
????????????}
????????????
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-01-07?08:04??PicToText\
?????目錄???????????0??2019-01-07?08:04??PicToText\.vs\
?????目錄???????????0??2019-01-07?08:04??PicToText\.vs\PicToText\
?????目錄???????????0??2019-01-07?08:04??PicToText\.vs\PicToText\v15\
?????文件???????88064??2019-02-23?11:03??PicToText\.vs\PicToText\v15\.suo
?????目錄???????????0??2019-01-07?08:04??PicToText\.vs\PicToText\v15\Server\
?????目錄???????????0??2019-01-07?08:04??PicToText\.vs\PicToText\v15\Server\sqlite3\
?????文件???????????0??2018-12-22?14:49??PicToText\.vs\PicToText\v15\Server\sqlite3\db.lock
?????文件?????1269760??2018-12-25?08:01??PicToText\.vs\PicToText\v15\Server\sqlite3\storage.ide
?????文件???????32768??2019-02-23?10:48??PicToText\.vs\PicToText\v15\Server\sqlite3\storage.ide-shm
?????文件?????4124152??2019-02-23?11:03??PicToText\.vs\PicToText\v15\Server\sqlite3\storage.ide-wal
?????目錄???????????0??2019-02-23?11:03??PicToText\DBHelp\
?????文件????????2147??2018-12-24?13:31??PicToText\DBHelp\DBHelp.csproj
?????目錄???????????0??2019-01-07?08:04??PicToText\DBHelp\Properties\
?????文件????????1319??2018-12-24?11:15??PicToText\DBHelp\Properties\AssemblyInfo.cs
?????文件?????????914??2019-02-23?11:03??PicToText\DBHelp\Sqlhelp.cs
?????目錄???????????0??2019-01-07?08:04??PicToText\DBHelp\bin\
?????目錄???????????0??2019-01-07?08:04??PicToText\DBHelp\bin\Debug\
?????文件????????4608??2019-02-23?10:58??PicToText\DBHelp\bin\Debug\DBHelp.dll
?????文件???????15872??2019-02-23?10:58??PicToText\DBHelp\bin\Debug\DBHelp.pdb
?????文件??????238644??2018-11-27?17:59??PicToText\packages\Newtonsoft.Json.12.0.1\lib\portable-net45+win8+wp8+wpa81\Newtonsoft.Json.pdb
?????目錄???????????0??2019-01-07?08:04??PicToText\DBHelp\obj\
?????目錄???????????0??2019-02-23?10:47??PicToText\DBHelp\obj\Debug\
?????文件??????????42??2019-02-23?10:47??PicToText\DBHelp\obj\Debug\DBHelp.csproj.CoreCompileInputs.cache
?????文件?????????886??2019-02-23?10:58??PicToText\DBHelp\obj\Debug\DBHelp.csproj.FileListAbsolute.txt
?????文件????????9472??2019-02-23?10:47??PicToText\DBHelp\obj\Debug\DBHelp.csprojAssemblyReference.cache
?????文件????????4608??2019-02-23?10:58??PicToText\DBHelp\obj\Debug\DBHelp.dll
?????文件???????15872??2019-02-23?10:58??PicToText\DBHelp\obj\Debug\DBHelp.pdb
?????文件????????6413??2018-12-24?11:16??PicToText\DBHelp\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件??????644520??2018-11-27?18:07??PicToText\packages\Newtonsoft.Json.12.0.1\lib\portable-net45+win8+wp8+wpa81\Newtonsoft.Json.dll
?????目錄???????????0??2019-01-07?08:04??PicToText\Model\
............此處省略124個文件信息