Apply suggestions from code review

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: PhenX

Directory.Build.props

@@ -29,6 +29,6 @@
         <!-- Pomelo.EntityFrameworkCore.MySql.NetTopologySuite is not yet available for .NET 10.0 -->
         <MysqlSupported>true</MysqlSupported>
         <MysqlSupported Condition="'$(TargetFramework)' == 'net10.0'">false</MysqlSupported>
-        <Constants Condition="'$(MysqlSupported)' == 'true'">$(Constants);MYSQL_SUPPORTED</Constants>
+        <DefineConstants Condition="'$(MysqlSupported)' == 'true'">$(DefineConstants);MYSQL_SUPPORTED</DefineConstants>
     </PropertyGroup>
 </Project>

src/Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
 
     <!-- Import parents Directory.Build.props files -->
-    <Import Project="$(SBuildThisFileDirectory)..\Directory.Build.props" Condition="Exists('$(MSBuildThisFileDirectory)..\Directory.Build.props')" />
+    <Import Project="$(MSBuildThisFileDirectory)..\Directory.Build.props" Condition="Exists('$(MSBuildThisFileDirectory)..\Directory.Build.props')" />
 
     <ItemGroup>
         <None Include="$(MSBuildThisFileDirectory)..\README.md" Pack="true" PackagePath="\" />

tests/PhenX.EntityFrameworkCore.BulkInsert.Benchmark/LibComparator.cs

@@ -88,7 +88,7 @@ public void RawInsert()
 #if MYSQL_SUPPORTED
         else if (DbContext.Database.ProviderName!.Contains("MySql", StringComparison.InvariantCultureIgnoreCase))
         {
-            // Use MySqlBulkCopy for PostgreSQL
+            // Use MySqlBulkCopy for MySQL
             RawInsertMySql();
         }
 #endif