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- 来自专栏Core Net
codesmith连接Mysql
２，修改DbProviderFactories：找到C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Config\machine.config 注意64 在DbProviderFactories节点下添加 <add name="MySQL Data Provider" invariant="MySql.Data.MySqlClient" description
3.6K10发布于 2019-03-11 - 来自专栏yaphetsfang
（mysql）找不到请求的 .Net Framework Data Provider。可能没有安装
webconfig配置以下节点（注意版本号） <system.data> <DbProviderFactories> <add name="MySQL Data Provider" MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=6.9.9.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d"/> </DbProviderFactories system.data> 全局配置： 在C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\CONFIG中machine.config(xml文件)中有一个字段是<DbProviderFactories
3.9K20发布于 2020-07-30 - 来自专栏.NET开发那点事
自己写的GeneralDatabaseLayer
public DataSet GetDataSet(string strSql) { DbProviderFactory DbProvider = DbProviderFactories.GetFactory { DataSet dataset = new DataSet(); DbProviderFactory DbProvider = DbProviderFactories.GetFactory string strSql) { int iCount = -1; DbProviderFactory DbProvider = DbProviderFactories.GetFactory [] Parameters) { int iCount = -1; DbProviderFactory DbProvider = DbProviderFactories.GetFactory ProcedureName) { int iCount = -1; DbProviderFactory DbProvider = DbProviderFactories.GetFactory
59920编辑于 2022-05-07 - 来自专栏.NET 全栈开发专栏
【CodeSmith】The System.Data.SQLite library is not installed on this computer，不能使用SQLite解决办法
旧版本通过将条目添加到您的计算机.config来配置自身 3、配置System.Data.Sqlite 1）更新machine.config文件，将SQLite提供程序添加到DbProviderFactories 元素： <system.data> <DbProviderFactories> <add name="SQLite Data Provider" invariant="System.Data.SQLite Framework Data Provider for SQLite" type="System.Data.SQLite.SQLiteFactory, System.Data.SQLite" /> </DbProviderFactories
42110编辑于 2024-03-05 - 来自专栏JadePeng的技术博客
MySql “找不到请求的 .Net Framework 数据提供程序。可能没有安装。”
需要在app.config或者web.config中添加下面的配置项 <system.data> <DbProviderFactories> <add name=" invariant="MySql.Data.MySqlClient" type="MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data"/> </DbProviderFactories
2.2K50发布于 2018-03-12 - 来自专栏阿林前端开发攻城狮
DbHelper数据操作类
} public static DbConnection CreateConnection() { DbProviderFactory dbfactory = DbProviderFactories.GetFactory DbConnection CreateConnection(string connectionString) { DbProviderFactory dbfactory = DbProviderFactories.GetFactory region 执行 public DataSet ExecuteDataSet(DbCommand cmd) { DbProviderFactory dbfactory = DbProviderFactories.GetFactory } public DataTable ExecuteDataTable(DbCommand cmd) { DbProviderFactory dbfactory = DbProviderFactories.GetFactory cmd.Connection = t.DbConnection; cmd.Transaction = t.DbTrans; DbProviderFactory dbfactory = DbProviderFactories.GetFactory
89110发布于 2021-11-02 - 来自专栏c#开发者
BizTalk 2013R2 WCF-LOB Oracle Adapter安装配置/问题&解决方法
也可以修改.net 配置文件 C:\Windows\Microsoft.NET\Framework\v2.0.50727\CONFIG\machine.config <system.data> <DbProviderFactories Microsoft.Data.SAPClient, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" /> </DbProviderFactories
852120发布于 2018-04-12 - 来自专栏菩提树下的杨过
oracle odp.net 32位/64位版本的问题
machine.config也有类似以下结节：(64位+.net 4.0环境下，machine.config可能会有4份，分别对应于.net2.0/4.0的32/64位版本，要每个都检查过去哦) <DbProviderFactories Oracle.DataAccess.Client.OracleClientFactory, Oracle.DataAccess, Version=2.111.7.20, Culture=neutral, PublicKeyToken=89b483f429c47342"/> </DbProviderFactories > 4.0的machine.config中类似下面这样： <DbProviderFactories> <add name="Oracle Data Provider for .NET" invariant Oracle.DataAccess, Version=4.112.2.0, Culture=neutral, PublicKeyToken=89b483f429c47342" /> </DbProviderFactories
1.8K60发布于 2018-01-22 - 来自专栏哲学驱动设计
Rafy 领域实体框架演示(4) - 使用本地文件型数据库 SQLCE 绿色部署
System.Data.SqlServerCe" /> 5: </connectionStrings> 6: <system.data> 7: <DbProviderFactories System.Data.SqlServerCe, Version=4.0.0.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91"/> 11: 12: </DbProviderFactories
1.4K70发布于 2018-01-30 - 来自专栏全栈程序员必看
C#利用微软企业库Enterprise Library操作mysql数据库
Microsoft.Practices.EnterpriseLibrary.Data.Configuration.DatabaseSettings,Microsoft.Practices.EnterpriseLibrary.Data"/> </configSections> <system.data> <DbProviderFactories MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=6.7.4.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d"/> </DbProviderFactories
1.3K10编辑于 2022-11-01 - 来自专栏c#开发者
asp.net mvc entityframework sql server 迁移至 mysql方法以及遇到的问题
PublicKeyToken=c5687fc88969c44d" /> 23 24 </providers> 25 </entityFramework> 26 <system.data> 27 <DbProviderFactories MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=8.0.20.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d" /> 30 </DbProviderFactories
1.7K30发布于 2020-05-12 - 来自专栏c#开发者
Entity Framework 6.x Code Frist For Oracle 实践与注意点
Culture=neutral, PublicKeyToken=89b483f429c47342" /> </providers> </entityFramework> <system.data> <DbProviderFactories Oracle.ManagedDataAccess, Version=4.121.2.0, Culture=neutral, PublicKeyToken=89b483f429c47342" /> </DbProviderFactories
1.4K70发布于 2018-04-12 - 来自专栏sofu456
entity framework数据库映射(ORM)
connectionStrings> ef自动创建数据库和表，在已有数据库中需要创建结构一致的表（这个操作和code first违背） 找不到provider 注意version版本号 <system.data> <DbProviderFactories MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=6.10.9.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d" /> </DbProviderFactories
1.4K20编辑于 2022-05-06 - 来自专栏newbe36524的技术专栏
Newbe.Mahua.Samples.Sqlite SQLite操作实例
DataDirectory|\mydb.db;Pooling=true;FailIfMissing=false" /> </connectionStrings> <system.data> <DbProviderFactories Provider for SQLite" type="System.Data.SQLite.SQLiteFactory, System.Data.SQLite" /> </DbProviderFactories } private static DbConnection CreateDbConnectionCore() { var dbf = DbProviderFactories.GetFactory
90800发布于 2020-03-16 - 来自专栏Dotnet9
2024年了还有人玩DbHelper？- 确实很6
new DataSet(); try { DbProviderFactory factory = DbProviderFactories.GetFactory DataSet dataSet = new DataSet(); connection.Open(); DbDataAdapter sqlDA = DbProviderFactories.GetFactory DbConnection connection = GetDbConnection()) { DbParameter dbParameter = DbProviderFactories.GetFactory
33710编辑于 2024-01-26 - 来自专栏逸鹏说道
在 EF 5 中跟踪SQL和缓存数据
EFTracingProvider和EFCachingProvider的配置，必须在配置文件（app.config或者web.config）中指定，否则上面的代码无效，配置文件如下所示： <system.data> <DbProviderFactories EFProviderWrapperToolkit, Version=1.0.0.0, Culture=neutral, PublicKeyToken=def642f226e0e59b" /> </DbProviderFactories
1.3K80发布于 2018-04-09 - 来自专栏哲学驱动设计
数据层扩展包EFCachingProvider 总结
foreach (string invariantName in wrapperProviderInvariantNames) { DbProviderFactory factory = DbProviderFactories.GetFactory
74170发布于 2018-01-29 - 来自专栏菩提树下的杨过
.net程序员使用Oracle新手上路指南
string ProviderName = "Oracle.DataAccess.Client"; DbProviderFactory factory = DbProviderFactories.GetFactory string ProviderName = "Oracle.DataAccess.Client"; DbProviderFactory factory = DbProviderFactories.GetFactory
1.1K50发布于 2018-01-22 - 来自专栏全栈程序员必看
web.config connectionStrings[通俗易懂]
=root;Password=123456;Allow Zero Datetime=true;” /> </connectionStrings> <system.data> <DbProviderFactories MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=5.2.5.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d”/> </DbProviderFactories
1.8K10编辑于 2022-08-31 - 来自专栏编译思想
CSharpEntityFramework与CodeFirst实践
，EF代码还是会报错，因为mysql-connector-net安装不仅装了各种dll类库，还在机器上.net环境的全局machine.config里加过如下配置： <system.data> <DbProviderFactories MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=6.9.6.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d" /> </DbProviderFactories -- 手动新增system.data配置节点 --> <system.data> <DbProviderFactories> <add name="MySQL Data Provider MySql.Data.MySqlClient.MySqlClientFactory, MySql.Data, Version=6.9.6.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d" /> </DbProviderFactories
95110编辑于 2023-10-16
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