using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Data;
using?System.Data.OracleClient;
using?System.Configuration;

namespace?dbhelper
{
????///?

????///?通用數據訪問類
????///?
????///?封裝變化的，抽取不變的，變化大作為參數，不變的作為方法體！
????///?

????public?class?dbhelper
????{
????????public?class?SQLHelper
????????{
????????????private?static?string?connString?=?ConfigurationManager.ConnectionStrings[“connString“].ToString（）;

????????????///?

????????????///?執行增、刪、改操作
????????????///?

????????????///?
????????????///?
????????????public?static?int?Update（string?sql）
????????????{
????????????????OracleConnection?conn?=?new?Ora

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

????..A..H.?????23552??2020-06-19?11:05??BarTender\.vs\BarTender\v15\.suo

?????文件??????????0??2020-04-29?10:55??BarTender\.vs\BarTender\v15\Server\sqlite3\db.lock

?????文件???????4096??2020-04-29?10:55??BarTender\.vs\BarTender\v15\Server\sqlite3\storage.ide

?????文件??????32768??2020-06-19?10:59??BarTender\.vs\BarTender\v15\Server\sqlite3\storage.ide-shm

?????文件????1965272??2020-06-19?11:04??BarTender\.vs\BarTender\v15\Server\sqlite3\storage.ide-wal

?????文件????????463??2020-06-19?11:04??BarTender\BarTender\App.config

?????文件???????4227??2020-06-19?11:04??BarTender\BarTender\BarTender.csproj

?????文件??????11467??2020-04-29?11:01??BarTender\BarTender\bin\Debug\lable1.btw

?????文件???????3390??2020-06-10?08:41??BarTender\BarTender\dbhelper.cs

?????文件???????1501??2020-06-19?11:04??BarTender\BarTender\Form1.cs

?????文件??????12294??2020-06-19?11:04??BarTender\BarTender\Form1.Designer.cs

?????文件???????5817??2020-06-19?11:04??BarTender\BarTender\Form1.resx

?????文件?????????42??2020-06-19?11:03??BarTender\BarTender\obj\Debug\BarTender.csproj.CoreCompileInputs.cache

?????文件????????624??2020-06-19?11:04??BarTender\BarTender\obj\Debug\BarTender.csproj.FileListAbsolute.txt

?????文件???????1012??2020-06-19?11:04??BarTender\BarTender\obj\Debug\BarTender.csproj.GenerateResource.cache

?????文件????????803??2020-06-19?08:43??BarTender\BarTender\obj\Debug\BarTender.csproj.ResolveComReference.cache

?????文件??????58376??2020-06-19?11:04??BarTender\BarTender\obj\Debug\BarTender.csprojAssemblyReference.cache

?????文件????????180??2020-06-19?11:04??BarTender\BarTender\obj\Debug\BarTender.Form1.resources

?????文件????????180??2020-06-19?11:04??BarTender\BarTender\obj\Debug\BarTender.Properties.Resources.resources

?????文件???????1443??2020-06-19?08:43??BarTender\BarTender\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????7426??2020-06-19?11:03??BarTender\BarTender\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件?????138752??2020-06-19?08:43??BarTender\BarTender\obj\Debug\Interop.BarTender.dll

?????文件??????????0??2020-04-29?10:55??BarTender\BarTender\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

?????文件??????????0??2020-04-29?10:55??BarTender\BarTender\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

?????文件??????????0??2020-04-29?10:55??BarTender\BarTender\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

?????文件????????521??2020-04-29?10:55??BarTender\BarTender\Program.cs

?????文件???????1316??2020-04-29?10:55??BarTender\BarTender\Properties\AssemblyInfo.cs

?????文件???????3397??2020-06-19?11:04??BarTender\BarTender\Properties\dbhelper.cs

?????文件???????2831??2020-04-29?10:55??BarTender\BarTender\Properties\Resources.Designer.cs

?????文件???????5612??2020-04-29?10:55??BarTender\BarTender\Properties\Resources.resx

............此處省略19個文件信息