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  • 大小: 0.11M
    文件類型: .rar
    金幣: 1
    下載: 0 次
    發布日期: 2024-04-23
  • 語言: C#
  • 標簽: Linq??LIN??學習??

資源簡介

語言集成查詢英語:Language Integrated Query,微軟的一項技術,新增一種自然查詢的SQL語法到.NET Framework的編程語言中,當前可支持C#以及Visual Basic .NET語言。2007年11月19日隨.NET Framework 3.5發布了LINQ技術。

資源截圖

代碼片段和文件信息

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

using?DAL;
using?Model;

namespace?BLL
{
????public?class?UserBLL
????{
????????private?UserDAL?userDAL?=?new?UserDAL();

????????///?
????????///?獲取所有用戶
????????///?

????????///?
????????public?IQueryable?GetAllUserInfos()
????????{????????????
????????????return?userDAL.GetAllUserInfos();
????????}

????????///?
????????///?根據用戶名獲取用戶信息
????????///?

????????///?
????????///?
????????public?IQueryable?GetUserInfoByName(string?name)
????????{
????????????return?userDAL.GetUserInfoByName(name);
????????}

????????///?
????????///?根據Id?獲取用戶
????????///?

????????///?
????????///?
????????public?IQueryable?GetUserInfoById(int?id)
????????{
????????????return?userDAL.GetUserInfoById(id);
????????}

????????///?
????????///?保存用戶
????????///?

????????///?
????????///?
????????public?bool?Save(UserInfo?userInfo)
????????{
????????????return?userDAL.Save(userInfo);
????????}

????????///?
????????///?更新用戶
????????///?

????????///?
????????///?
????????public?bool?Update(UserInfo?userInfo)
????????{
????????????return?userDAL.Update(userInfo);
????????}

????????///?
????????///?刪除用戶
????????///?

????????///?
????????///?
????????public?bool?Delete(int?id)
????????{
????????????return?userDAL.Delete(id);
????????}
????}
}

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

?????文件???????4608??2013-04-17?11:20??TestLinq\BLL\bin\Debug\BLL.dll

?????文件??????11776??2013-04-17?11:20??TestLinq\BLL\bin\Debug\BLL.pdb

?????文件???????7680??2013-04-17?11:20??TestLinq\BLL\bin\Debug\DAL.dll

?????文件??????15872??2013-04-17?11:20??TestLinq\BLL\bin\Debug\DAL.pdb

?????文件???????8192??2013-04-17?11:20??TestLinq\BLL\bin\Debug\Model.dll

?????文件??????19968??2013-04-17?11:20??TestLinq\BLL\bin\Debug\Model.pdb

?????文件???????2592??2013-04-17?11:14??TestLinq\BLL\BLL.csproj

?????文件????????477??2013-04-17?11:20??TestLinq\BLL\obj\Debug\BLL.csproj.FileListAbsolute.txt

?????文件???????4608??2013-04-17?11:20??TestLinq\BLL\obj\Debug\BLL.dll

?????文件??????11776??2013-04-17?11:20??TestLinq\BLL\obj\Debug\BLL.pdb

?????文件???????7972??2013-04-17?11:20??TestLinq\BLL\obj\Debug\ResolveAssemblyReference.cache

?????文件???????1356??2013-04-17?09:44??TestLinq\BLL\Properties\AssemblyInfo.cs

?????文件???????1838??2013-04-17?10:35??TestLinq\BLL\UserBLL.cs

?????文件???????7680??2013-04-17?11:20??TestLinq\DAL\bin\Debug\DAL.dll

?????文件??????15872??2013-04-17?11:20??TestLinq\DAL\bin\Debug\DAL.pdb

?????文件???????8192??2013-04-17?11:20??TestLinq\DAL\bin\Debug\Model.dll

?????文件??????19968??2013-04-17?11:20??TestLinq\DAL\bin\Debug\Model.pdb

?????文件???????3078??2013-04-17?11:14??TestLinq\DAL\DAL.csproj

?????文件????????377??2013-04-17?11:20??TestLinq\DAL\obj\Debug\DAL.csproj.FileListAbsolute.txt

?????文件???????7680??2013-04-17?11:20??TestLinq\DAL\obj\Debug\DAL.dll

?????文件??????15872??2013-04-17?11:20??TestLinq\DAL\obj\Debug\DAL.pdb

?????文件???????4408??2013-04-17?11:20??TestLinq\DAL\obj\Debug\ResolveAssemblyReference.cache

?????文件???????7168??2013-04-17?09:57??TestLinq\DAL\obj\Debug\TempPE\UserDAL.designer.cs.dll

?????文件???????1356??2013-04-17?09:44??TestLinq\DAL\Properties\AssemblyInfo.cs

?????文件???????1726??2013-04-17?09:55??TestLinq\DAL\Properties\Settings.Designer.cs

?????文件???????1007??2013-04-17?09:55??TestLinq\DAL\Properties\Settings.settings

?????文件???????2999??2013-04-17?10:35??TestLinq\DAL\UserDAL.cs

?????文件????????411??2013-04-17?11:19??TestLinq\Model\app.config

?????文件???????8192??2013-04-17?11:20??TestLinq\Model\bin\Debug\Model.dll

?????文件????????411??2013-04-17?11:19??TestLinq\Model\bin\Debug\Model.dll.config

............此處省略67個文件信息

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