SqlServer优先使用驱动System.Data.SqlClient

Test/Program.cs

@@ -79,7 +79,7 @@ namespace Test
                 try
                 {
 #endif
-                Test3();
+                    Test7();
 #if !DEBUG
                 }
                 catch (Exception ex)
@@ -447,6 +447,10 @@ namespace Test
             //Role.Meta.Session.Dal.Db.Migration = Migration.Full;
             //DAL.AddConnStr("membership", "Server=10.0.0.3;Port=3306;Database=Membership;Uid=root;Pwd=Pass@word;", null, "mysql");
 
+            var dal = Role.Meta.Session.Dal;
+            XTrace.WriteLine("dal={0}", dal.DbType);
+            XTrace.WriteLine("db={0}", dal.Db.ServerVersion);
+
             Role.Meta.Session.Dal.Db.ShowSQL = true;
             Role.Meta.Session.Dal.Expire = 10;
             //Role.Meta.Session.Dal.Db.Readonly = true;

Test/Properties/PublishProfiles/FolderProfile.pubxml

@@ -7,7 +7,7 @@ https://go.microsoft.com/fwlink/?LinkID=208121.
     <PublishProtocol>FileSystem</PublishProtocol>
     <Configuration>Release</Configuration>
     <Platform>Any CPU</Platform>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <PublishDir>..\..\Test\publish\</PublishDir>
     <SelfContained>false</SelfContained>
   </PropertyGroup>

Test/Test.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk" ToolsVersion="Current">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFrameworks>net45;net5.0;net6.0</TargetFrameworks>
+    <TargetFrameworks>net461;net5.0;net6.0</TargetFrameworks>
     <OutputPath>..\..\Test\</OutputPath>
     <LangVersion>latest</LangVersion>
     <Version>1.0.0.1130</Version>
@@ -51,16 +51,8 @@
   <ItemGroup>
     <Folder Include="Model\" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
-    <PackageReference Include="MathNet.Numerics">
-      <Version>5.0.0-alpha02</Version>
-    </PackageReference>
-    <PackageReference Include="Microsoft.Data.SqlClient">
-      <Version>3.0.0</Version>
-    </PackageReference>
-  </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="NewLife.Stardust" Version="1.5.2021.1001" />
+    <PackageReference Include="NewLife.Stardust" Version="1.5.2021.1109" />
   </ItemGroup>
   <Target Name="PostBuild" AfterTargets="PostBuildEvent">
     <Exec Command="del &quot;$(TargetDir)*.xml&quot; /q" />

Test/appsettings.json

@@ -7,6 +7,10 @@
       // 不支持放在最后的注释，链接中的双斜杠被当成注释
       // 独立一行注释
     },
+    "sqlserver": {
+      "connectionString": "Server=127.0.0.1;Database=Membership;Uid=root;Pwd=root;",
+      "providerName": "SqlServer"
+    },
     "MySQL.AppSettings.default": {
       /*"connectionString": "Server=.;Port=3306;Database=mysql;Uid=MySQL.default;Pwd=;",*/
       /*"providerName": "MySql.Data.MySqlClient"*/

XCode/DataAccessLayer/Common/DbBase.cs

@@ -359,7 +359,7 @@ namespace XCode.DataAccessLayer
 
                 if (type == null)
                 {
-                    XTrace.WriteLine("驱动文件{0}无效或不适用于当前环境，准备删除后重新下载！", assemblyFile);
+                    XTrace.WriteLine("驱动文件[{0}]无效或不适用于当前环境，准备删除后重新加载[{1}]！", assemblyFile, file);
 
                     try
                     {

XCode/DataAccessLayer/Database/SqlServer.cs

@@ -31,8 +31,8 @@ namespace XCode.DataAccessLayer
                 {
                     lock (typeof(SqlServer))
                     {
-                        if (_Factory == null) _Factory = GetProviderFactory("Microsoft.Data.SqlClient.dll", "Microsoft.Data.SqlClient.SqlClientFactory", false, true);
-                        if (_Factory == null) _Factory = GetProviderFactory(null, "System.Data.SqlClient.SqlClientFactory");
+                        //if (_Factory == null) _Factory = GetProviderFactory("Microsoft.Data.SqlClient.dll", "Microsoft.Data.SqlClient.SqlClientFactory", false, true);
+                        if (_Factory == null) _Factory = GetProviderFactory("System.Data.SqlClient.dll", "System.Data.SqlClient.SqlClientFactory");
                     }
                 }