无法使用代码优先方法将我的 MVC Web 应用程序连接到 Oracle 数据库
Unable to connect my MVC web appliaction to Oracle Database using code first method
我正在尝试使用代码优先方法将我的 Web 应用程序连接到 oracle 数据库,它没有连接并抛出如下错误消息
错误代码:0x800700b7 配置错误:定义了重复的 'oracle.manageddataaccess.client' 部分
谷歌搜索后试图评论我的 machine.config 文件中的 oracle.manageddataaccess.client 部分,但问题没有解决。
我的web.config文件如下
<?xml version="1.0"?>
<!--
For more information on how to configure your ASP.NET application, please visit
http://go.microsoft.com/fwlink/?LinkId=169433
-->
<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"/>
<section name="oracle.manageddataaccess.client" type="OracleInternal.Common.ODPMSectionHandler, Oracle.ManagedDataAccess, Version=4.121.2.0, Culture=neutral, PublicKeyToken=89b483f429c47342"/>
</configSections>
<appSettings>
<add key="webpages:Version" value="3.0.0.0"/>
<add key="webpages:Enabled" value="false"/>
<add key="PreserveLoginUrl" value="true"/>
<add key="ClientValidationEnabled" value="true"/>
<add key="UnobtrusiveJavaScriptEnabled" value="true"/>
</appSettings>
<system.web>
<compilation debug="true" targetFramework="4.5"/>
<httpRuntime targetFramework="4.5"/>
<pages>
<namespaces>
<add namespace="System.Web.Helpers"/>
<add namespace="System.Web.Mvc"/>
<add namespace="System.Web.Mvc.Ajax"/>
<add namespace="System.Web.Mvc.Html"/>
<add namespace="System.Web.Routing"/>
<add namespace="System.Web.WebPages"/>
</namespaces>
</pages>
<httpModules>
<add name="ApplicationInsightsWebTracking" type="Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule, Microsoft.AI.Web"/>
</httpModules>
</system.web>
<system.webServer>
<validation validateIntegratedModeConfiguration="false"/>
<handlers>
<remove name="ExtensionlessUrlHandler-Integrated-4.0"/>
<remove name="OPTIONSVerbHandler"/>
<remove name="TRACEVerbHandler"/>
<add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="*" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0"/>
</handlers>
<modules>
<remove name="ApplicationInsightsWebTracking"/>
<add name="ApplicationInsightsWebTracking" type="Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule, Microsoft.AI.Web" preCondition="managedHandler"/>
</modules>
</system.webServer>
<runtime>
<assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
<dependentAssembly>
<assemblyIdentity name="Newtonsoft.Json" culture="neutral" publicKeyToken="30ad4fe6b2a6aeed"/>
<bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.Helpers" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-5.2.0.0" newVersion="5.2.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.Optimization" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-1.1.0.0" newVersion="1.1.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.WebPages" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="WebGrease" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="0.0.0.0-1.5.2.14234" newVersion="1.5.2.14234"/>
</dependentAssembly>
<dependentAssembly>
<publisherPolicy apply="no"/>
<assemblyIdentity name="Oracle.ManagedDataAccess" publicKeyToken="89b483f429c47342" culture="neutral"/>
</dependentAssembly>
</assemblyBinding>
</runtime>
<system.codedom>
<compilers>
<compiler language="c#;cs;csharp" extension=".cs" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" warningLevel="4" compilerOptions="/langversion:6 /nowarn:1659;1699;1701"/>
<compiler language="vb;vbs;visualbasic;vbscript" extension=".vb" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" warningLevel="4" compilerOptions="/langversion:14 /nowarn:41008 /define:_MYTYPE=\"Web\" /optionInfer+"/>
</compilers>
</system.codedom>
<entityFramework>
<!--<defaultConnectionFactory type="System.Data.Entity.Infrastructure.SqlConnectionFactory, EntityFramework"/>-->
<providers>
<provider invariantName="Oracle.ManagedDataAccess.Client" type="Oracle.ManagedDataAccess.EntityFramework.EFOracleProviderServices, Oracle.ManagedDataAccess.EntityFramework, Version=6.122.1.0, Culture=neutral, PublicKeyToken=89b483f429c47342"/>
</providers>
</entityFramework>
<system.data>
<DbProviderFactories>
<!--<add name="Oracle Data Provider for .NET" invariant="Oracle.ManagedDataAccess.Client" description="Oracle Data Provider for .NET" type="Oracle.ManagedDataAccess.Client.OracleClientFactory, Oracle.ManagedDataAccess, Version=4.121.1.0, Culture=neutral, PublicKeyToken=89b483f429c47342" />-->
<remove invariant="Oracle.ManagedDataAccess.Client"/>
<add name="ODP.NET, Managed Driver" invariant="Oracle.ManagedDataAccess.Client" description="Oracle Data Provider for .NET, Managed Driver" type="Oracle.ManagedDataAccess.Client.OracleClientFactory, Oracle.ManagedDataAccess, Version=4.121.2.0, Culture=neutral, PublicKeyToken=89b483f429c47342"/>
</DbProviderFactories>
</system.data>
<oracle.manageddataaccess.client>
<version number="*">
<dataSources>
<dataSource alias="*userid*DBSource" descriptor="(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=*hostname given*)(PORT=1525))(CONNECT_DATA=(SERVICE_NAME=*servicename given*))) " />
<!--<dataSource alias="SampleDataSource" descriptor="(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=ORCL))) "/>-->
</dataSources>
</version>
</oracle.manageddataaccess.client>
<connectionStrings>
<add name="OracleDbContext" providerName="Oracle.ManagedDataAccess.Client" connectionString="User Id=oracle_user;Password=oracle_user_password;Data Source=oracle"/>
<add name="WAT_DBContext" providerName="Oracle.ManagedDataAccess.Client" connectionString="User Id=*userid*;Password=*psw*;DATA SOURCE=(DESCRIPTION =(ADDRESS = (PROTOCOL = TCP)(HOST = *hostname given*)(PORT = 1525))(CONNECT_DATA =(SERVICE_NAME = *servicename given*)));USER ID=*user id*"/>
</connectionStrings>
</configuration>
我正在使用来自 nugnet 包版本的 Oracleclient 11g、Entity framework 6.0.0 和 oracle managed dataaccess 12c。对于相同的代码,我的控制台应用程序连接到 oracle database.I 是 .net 的新手,所以我需要帮助才能继续。
提前致谢,
尼尤特
使用 Visual Studio 设置 Oracle 可能很棘手。如果您安装了 Oracle Home,我认为驱动程序版本可能会与您的 oracle.manageddataaccess.client Nuget 安装版本发生冲突。
我发现我需要卸载 Oracle Home。对我有用的是只在您的机器上安装 Visual Studio 的 Oracle 开发人员工具,然后将 Oracle.ManagedDataAccess nuget 包安装到需要连接到 Oracle 的任何项目中。如果您有 Oracle Home(并且不需要保留它),我会卸载它。
我会避免直接编辑 machine.config。您应该能够单独使用 Nuget 包和 "Dev Tools for Visual Studio" 连接到 Oracle,这对我有用。之后配置连接可能会很棘手,但您应该克服重复输入错误。祝你好运!
除了上面提到的EVAN的解决方案,我在配置文件中做了一些修改。
<dependentAssembly>
<publisherPolicy apply="no" />
<assemblyIdentity name="Oracle.ManagedDataAccess" publicKeyToken="***************" culture="neutral" />
**<bindingRedirect oldVersion="1.0.0.0-4.122.1.0" newVersion="4.122.1.0" />** // i changed this line by mentioning the versions it need to use.....
</dependentAssembly>
我正在尝试使用代码优先方法将我的 Web 应用程序连接到 oracle 数据库,它没有连接并抛出如下错误消息 错误代码:0x800700b7 配置错误:定义了重复的 'oracle.manageddataaccess.client' 部分 谷歌搜索后试图评论我的 machine.config 文件中的 oracle.manageddataaccess.client 部分,但问题没有解决。
我的web.config文件如下
<?xml version="1.0"?>
<!--
For more information on how to configure your ASP.NET application, please visit
http://go.microsoft.com/fwlink/?LinkId=169433
-->
<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"/>
<section name="oracle.manageddataaccess.client" type="OracleInternal.Common.ODPMSectionHandler, Oracle.ManagedDataAccess, Version=4.121.2.0, Culture=neutral, PublicKeyToken=89b483f429c47342"/>
</configSections>
<appSettings>
<add key="webpages:Version" value="3.0.0.0"/>
<add key="webpages:Enabled" value="false"/>
<add key="PreserveLoginUrl" value="true"/>
<add key="ClientValidationEnabled" value="true"/>
<add key="UnobtrusiveJavaScriptEnabled" value="true"/>
</appSettings>
<system.web>
<compilation debug="true" targetFramework="4.5"/>
<httpRuntime targetFramework="4.5"/>
<pages>
<namespaces>
<add namespace="System.Web.Helpers"/>
<add namespace="System.Web.Mvc"/>
<add namespace="System.Web.Mvc.Ajax"/>
<add namespace="System.Web.Mvc.Html"/>
<add namespace="System.Web.Routing"/>
<add namespace="System.Web.WebPages"/>
</namespaces>
</pages>
<httpModules>
<add name="ApplicationInsightsWebTracking" type="Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule, Microsoft.AI.Web"/>
</httpModules>
</system.web>
<system.webServer>
<validation validateIntegratedModeConfiguration="false"/>
<handlers>
<remove name="ExtensionlessUrlHandler-Integrated-4.0"/>
<remove name="OPTIONSVerbHandler"/>
<remove name="TRACEVerbHandler"/>
<add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="*" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0"/>
</handlers>
<modules>
<remove name="ApplicationInsightsWebTracking"/>
<add name="ApplicationInsightsWebTracking" type="Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule, Microsoft.AI.Web" preCondition="managedHandler"/>
</modules>
</system.webServer>
<runtime>
<assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
<dependentAssembly>
<assemblyIdentity name="Newtonsoft.Json" culture="neutral" publicKeyToken="30ad4fe6b2a6aeed"/>
<bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.Helpers" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-5.2.0.0" newVersion="5.2.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.Optimization" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-1.1.0.0" newVersion="1.1.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="System.Web.WebPages" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0"/>
</dependentAssembly>
<dependentAssembly>
<assemblyIdentity name="WebGrease" publicKeyToken="31bf3856ad364e35"/>
<bindingRedirect oldVersion="0.0.0.0-1.5.2.14234" newVersion="1.5.2.14234"/>
</dependentAssembly>
<dependentAssembly>
<publisherPolicy apply="no"/>
<assemblyIdentity name="Oracle.ManagedDataAccess" publicKeyToken="89b483f429c47342" culture="neutral"/>
</dependentAssembly>
</assemblyBinding>
</runtime>
<system.codedom>
<compilers>
<compiler language="c#;cs;csharp" extension=".cs" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" warningLevel="4" compilerOptions="/langversion:6 /nowarn:1659;1699;1701"/>
<compiler language="vb;vbs;visualbasic;vbscript" extension=".vb" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" warningLevel="4" compilerOptions="/langversion:14 /nowarn:41008 /define:_MYTYPE=\"Web\" /optionInfer+"/>
</compilers>
</system.codedom>
<entityFramework>
<!--<defaultConnectionFactory type="System.Data.Entity.Infrastructure.SqlConnectionFactory, EntityFramework"/>-->
<providers>
<provider invariantName="Oracle.ManagedDataAccess.Client" type="Oracle.ManagedDataAccess.EntityFramework.EFOracleProviderServices, Oracle.ManagedDataAccess.EntityFramework, Version=6.122.1.0, Culture=neutral, PublicKeyToken=89b483f429c47342"/>
</providers>
</entityFramework>
<system.data>
<DbProviderFactories>
<!--<add name="Oracle Data Provider for .NET" invariant="Oracle.ManagedDataAccess.Client" description="Oracle Data Provider for .NET" type="Oracle.ManagedDataAccess.Client.OracleClientFactory, Oracle.ManagedDataAccess, Version=4.121.1.0, Culture=neutral, PublicKeyToken=89b483f429c47342" />-->
<remove invariant="Oracle.ManagedDataAccess.Client"/>
<add name="ODP.NET, Managed Driver" invariant="Oracle.ManagedDataAccess.Client" description="Oracle Data Provider for .NET, Managed Driver" type="Oracle.ManagedDataAccess.Client.OracleClientFactory, Oracle.ManagedDataAccess, Version=4.121.2.0, Culture=neutral, PublicKeyToken=89b483f429c47342"/>
</DbProviderFactories>
</system.data>
<oracle.manageddataaccess.client>
<version number="*">
<dataSources>
<dataSource alias="*userid*DBSource" descriptor="(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=*hostname given*)(PORT=1525))(CONNECT_DATA=(SERVICE_NAME=*servicename given*))) " />
<!--<dataSource alias="SampleDataSource" descriptor="(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=ORCL))) "/>-->
</dataSources>
</version>
</oracle.manageddataaccess.client>
<connectionStrings>
<add name="OracleDbContext" providerName="Oracle.ManagedDataAccess.Client" connectionString="User Id=oracle_user;Password=oracle_user_password;Data Source=oracle"/>
<add name="WAT_DBContext" providerName="Oracle.ManagedDataAccess.Client" connectionString="User Id=*userid*;Password=*psw*;DATA SOURCE=(DESCRIPTION =(ADDRESS = (PROTOCOL = TCP)(HOST = *hostname given*)(PORT = 1525))(CONNECT_DATA =(SERVICE_NAME = *servicename given*)));USER ID=*user id*"/>
</connectionStrings>
</configuration>
我正在使用来自 nugnet 包版本的 Oracleclient 11g、Entity framework 6.0.0 和 oracle managed dataaccess 12c。对于相同的代码,我的控制台应用程序连接到 oracle database.I 是 .net 的新手,所以我需要帮助才能继续。 提前致谢, 尼尤特
使用 Visual Studio 设置 Oracle 可能很棘手。如果您安装了 Oracle Home,我认为驱动程序版本可能会与您的 oracle.manageddataaccess.client Nuget 安装版本发生冲突。
我发现我需要卸载 Oracle Home。对我有用的是只在您的机器上安装 Visual Studio 的 Oracle 开发人员工具,然后将 Oracle.ManagedDataAccess nuget 包安装到需要连接到 Oracle 的任何项目中。如果您有 Oracle Home(并且不需要保留它),我会卸载它。
我会避免直接编辑 machine.config。您应该能够单独使用 Nuget 包和 "Dev Tools for Visual Studio" 连接到 Oracle,这对我有用。之后配置连接可能会很棘手,但您应该克服重复输入错误。祝你好运!
除了上面提到的EVAN的解决方案,我在配置文件中做了一些修改。
<dependentAssembly>
<publisherPolicy apply="no" />
<assemblyIdentity name="Oracle.ManagedDataAccess" publicKeyToken="***************" culture="neutral" />
**<bindingRedirect oldVersion="1.0.0.0-4.122.1.0" newVersion="4.122.1.0" />** // i changed this line by mentioning the versions it need to use.....
</dependentAssembly>