[英]How Configure Devart dotConnect for SQLite Code First?
任何人都可以配置以下示例代碼嗎? 當我運行以下代碼時,出現錯誤:
未找到具有不變名稱“ Devart.Data.SQLite”的ADO.NET提供程序的實體框架提供程序
在Machine.config中設置
<system.data>
<DbProviderFactories>
<add name="dotConnect for SQLite" invariant="Devart.Data.SQLite"
description="Devart dotConnect for SQLite" type="Devart.Data.SQLite.SQLiteProviderFactory, Devart.Data.SQLite, Version=4.6.287.0, Culture=neutral, PublicKeyToken=09af7300eec23701" />
</DbProviderFactories>
</system.data>
在app.config中添加以下塊代碼后
<?xml version="1.0"?>
<configuration>
<configSections>
<!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 -->
<section name="entityFramework" type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
</configSections>
<entityFramework>
<providers>
<provider invariantName="Devart.Data.SQLite" type="Devart.Data.SQLite.Entity.SQLiteEntityProviderServices, Devart.Data.SQLite.Entity, Version=4.6.287.0, Culture=neutral, PublicKeyToken=09af7300eec23701" >
<migrationSqlGenerator type="Devart.Data.SQLite.Entity.Migrations.SQLiteEntityMigrationSqlGenerator, Devart.Data.SQLite.Entity, Version=4.6.287.0, Culture=neutral, PublicKeyToken=09af7300eec23701" />
</provider>
</providers>
</entityFramework>
<system.data>
<DbProviderFactories>
<remove invariant="Devart.Data.SQLite" />
<add name="dotConnect for SQLite" invariant="Devart.Data.SQLite" description="Devart dotConnect for SQLite"
type="Devart.Data.SQLite.SQLiteProviderFactory, Devart.Data.SQLite, Version=4.6.287.0, Culture=neutral, PublicKeyToken=09af7300eec23701" />
</DbProviderFactories>
</system.data>
<connectionStrings>
<add name="myContext" connectionString="Data Source=l:\newDB.db3;Version=3;" providerName="Devart.Data.SQLite" />
</connectionStrings>
<startup>
<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/>
</startup>
</configuration>
發生以下錯誤
“ EFCodeFirst.MySQLiteContext”的類型初始值設定項引發了異常。
下載示例代碼:
信息:
Devart SQLite代碼優先(適用於SQLite 4.6.287的dotConnect)
實體框架6
VS 2013預覽
我們已經在dotConnect for SQLite論壇上回答了您。
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