Update .NET version to 10.0 for CSharp/aspnetcore

frameworks/CSharp/aspnetcore/appsettings.postgresql.json

@@ -1,4 +1,4 @@
 {
-  "ConnectionString": "Server=tfb-database;Database=hello_world;User Id=benchmarkdbuser;Password=benchmarkdbpass;SSL Mode=Disable;Maximum Pool Size=512;NoResetOnClose=true;Enlist=false;Max Auto Prepare=4",
+  "ConnectionString": "Server=tfb-database;Database=hello_world;User Id=benchmarkdbuser;Password=benchmarkdbpass;SSL Mode=Disable;Maximum Pool Size=18;Enlist=false;Max Auto Prepare=4;Multiplexing=true;Write Coalescing Buffer Threshold Bytes=1000;",
   "Database": "postgresql"
 }

frameworks/CSharp/aspnetcore/aspnetcore-aot.dockerfile

@@ -1,11 +1,11 @@
-FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
 RUN apt-get update
 RUN apt-get -yqq install clang zlib1g-dev
 WORKDIR /app
 COPY src/Platform .
 RUN dotnet publish -c Release -o out /p:DatabaseProvider=Npgsql /p:PublishAot=true /p:OptimizationPreference=Speed /p:GarbageCollectionAdaptationMode=0
 
-FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS runtime
+FROM mcr.microsoft.com/dotnet/aspnet:10.0 AS runtime
 ENV URLS=http://+:8080
 
 WORKDIR /app

frameworks/CSharp/aspnetcore/aspnetcore-minimal.dockerfile

@@ -1,9 +1,9 @@
-FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
 WORKDIR /app
 COPY src/Minimal .
 RUN dotnet publish -c Release -o out
 
-FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS runtime
+FROM mcr.microsoft.com/dotnet/aspnet:10.0 AS runtime
 ENV URLS http://+:8080
 ENV DOTNET_GCDynamicAdaptationMode=0
 ENV DOTNET_ReadyToRun=0

frameworks/CSharp/aspnetcore/aspnetcore-mvc.dockerfile

@@ -1,9 +1,9 @@
-FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
 WORKDIR /app
 COPY src/Mvc .
 RUN dotnet publish -c Release -o out
 
-FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS runtime
+FROM mcr.microsoft.com/dotnet/aspnet:10.0 AS runtime
 ENV URLS http://+:8080
 ENV DOTNET_GCDynamicAdaptationMode=0
 ENV DOTNET_ReadyToRun=0

frameworks/CSharp/aspnetcore/aspnetcore-mysql.dockerfile

@@ -1,9 +1,9 @@
-FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
 WORKDIR /app
 COPY src/Platform .
 RUN dotnet publish -c Release -o out /p:DatabaseProvider=MySqlConnector
 
-FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS runtime
+FROM mcr.microsoft.com/dotnet/aspnet:10.0 AS runtime
 ENV URLS http://+:8080
 ENV DOTNET_GCDynamicAdaptationMode=0
 ENV DOTNET_ReadyToRun=0

frameworks/CSharp/aspnetcore/aspnetcore.dockerfile

@@ -1,9 +1,9 @@
-FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
 WORKDIR /app
 COPY src/Platform .
 RUN dotnet publish -c Release -o out /p:DatabaseProvider=Npgsql
 
-FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS runtime
+FROM mcr.microsoft.com/dotnet/aspnet:10.0 AS runtime
 ENV URLS=http://+:8080
 ENV DOTNET_GCDynamicAdaptationMode=0
 ENV DOTNET_ReadyToRun=0

frameworks/CSharp/aspnetcore/src/Minimal/Database/Db.cs

@@ -63,6 +63,9 @@ public async Task<World[]> LoadMultipleUpdatesRows(string? parameter)
 
         var parameters = new Dictionary<string, object>();
 
+        var ids = new int[count];
+        var numbers = new int[count];
+
         await using var db = _dbProviderFactory.CreateConnection();
 
         db!.ConnectionString = _connectionString;
@@ -72,18 +75,33 @@ public async Task<World[]> LoadMultipleUpdatesRows(string? parameter)
         for (var i = 0; i < count; i++)
         {
             results[i] = await ReadSingleRow(db);
+            ids[i] = results[i].Id;
         }
+        Array.Sort(ids);
+
+        // Ensure unique ids by incrementing duplicates
+        for (var i = 1; i < count; i++)
+            if (ids[i] == ids[i - 1])
+                ids[i] = (ids[i] % 10000) + 1;
 
         for (var i = 0; i < count; i++)
         {
             var randomNumber = Random.Shared.Next(1, 10001);
-            parameters[$"@Rn_{i}"] = randomNumber;
-            parameters[$"@Id_{i}"] = results[i].Id;
+            if (results[i].RandomNumber == randomNumber)
+            {
+                randomNumber = (randomNumber % 10000) + 1;
+            }
 
             results[i].RandomNumber = randomNumber;
+            numbers[i] = randomNumber;
         }
 
-        await db.ExecuteAsync(BatchUpdateString.Query(count), parameters);
+        var update = "UPDATE world w SET randomnumber = u.new_val FROM (SELECT unnest(@ids) as id, unnest(@newValues) as new_val) u WHERE w.id = u.id";
+
+        parameters["ids"] = ids;
+        parameters["newValues"] = numbers;
+
+        await db.ExecuteAsync(update, parameters);
         return results;
     }
 

frameworks/CSharp/aspnetcore/src/Minimal/Minimal.csproj

@@ -1,17 +1,17 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <LangVersion>latest</LangVersion>
     <UserSecretsId>38063504-d08c-495a-89c9-daaad2f60f31</UserSecretsId>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Npgsql" Version="9.0.2" />
-    <PackageReference Include="Dapper" Version="2.1.35" />
-    <PackageReference Include="RazorSlices" Version="0.8.1" />
+    <PackageReference Include="Npgsql" Version="10.0.0" />
+    <PackageReference Include="Dapper" Version="2.1.66" />
+    <PackageReference Include="RazorSlices" Version="0.9.5" />
   </ItemGroup>
 
 </Project>

frameworks/CSharp/aspnetcore/src/Mvc/Mvc.csproj

@@ -1,16 +1,16 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <LangVersion>latest</LangVersion>
     <UserSecretsId>574ff97c-fe74-4b0d-af25-8d7200a036f5</UserSecretsId>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Npgsql" Version="9.0.2" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.2" />
+    <PackageReference Include="Npgsql" Version="10.0.0" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.0" />
   </ItemGroup>
 
 </Project>

frameworks/CSharp/aspnetcore/src/Platform/Data/RawDbMySqlConnector.cs

@@ -17,16 +17,14 @@ namespace PlatformBenchmarks;
 // If you are changing RawDbMySqlConnector.cs, also consider changing RawDbNpgsql.cs.
 public sealed class RawDb
 {
-    private readonly ConcurrentRandom _random;
     private readonly string _connectionString;
     private readonly MemoryCache _cache
         = new(new MemoryCacheOptions { ExpirationScanFrequency = TimeSpan.FromMinutes(60) });
 
     private readonly MySqlDataSource _dataSource;
 
-    public RawDb(ConcurrentRandom random, AppSettings appSettings)
+    public RawDb(AppSettings appSettings)
     {
-        _random = random;
         _connectionString = appSettings.ConnectionString;
         _dataSource = new MySqlDataSource(appSettings.ConnectionString);
     }
@@ -46,10 +44,10 @@ public Task<CachedWorld[]> LoadCachedQueries(int count)
         var result = new CachedWorld[count];
         var cacheKeys = _cacheKeys;
         var cache = _cache;
-        var random = _random;
+
         for (var i = 0; i < result.Length; i++)
         {
-            var id = random.Next(1, 10001);
+            var id = Random.Shared.Next(1, 10001);
             var key = cacheKeys[id];
             if (cache.TryGetValue(key, out var cached))
             {
@@ -80,7 +78,7 @@ static async Task<CachedWorld[]> LoadUncachedQueries(int id, int i, int count, R
             {
                 result[i] = await rawdb._cache.GetOrCreateAsync(key, create);
 
-                id = rawdb._random.Next(1, 10001);
+                id = Random.Shared.Next(1, 10001);
                 idParameter.Value = id;
                 key = cacheKeys[id];
             }
@@ -117,24 +115,18 @@ public async Task<World[]> LoadMultipleQueriesRows(int count)
 
         using var connection = await _dataSource.OpenConnectionAsync();
 
-        using var batch = new MySqlBatch(connection);
-
-        for (var i = 0; i < count; i++)
+        // It is not acceptable to execute multiple SELECTs within a single complex query.
+        // It is not acceptable to retrieve all required rows using a SELECT ... WHERE id IN (...) clause.
+        // Pipelining of network traffic between the application and database is permitted.
+
+        var (queryCmd, queryParameter) = await CreateReadCommandAsync(connection);
+        using (queryCmd)
         {
-            batch.BatchCommands.Add(new MySqlBatchCommand()
+            for (var i = 0; i < results.Length; i++)
             {
-                CommandText = "SELECT id, randomnumber FROM world WHERE id = @id",
-                Parameters = { new MySqlParameter("@id", _random.Next(1, 10001)) }
-            });
-        }
-
-        using var reader = await batch.ExecuteReaderAsync();
-
-        for (var i = 0; i < count; i++)
-        {
-            await reader.ReadAsync();
-            results[i] = new World { Id = reader.GetInt32(0), RandomNumber = reader.GetInt32(1) };
-            await reader.NextResultAsync();
+                queryParameter.Value = Random.Shared.Next(1, 10001);
+                results[i] = await ReadSingleRow(queryCmd);
+            }
         }
 
         return results;
@@ -144,23 +136,34 @@ public async Task<World[]> LoadMultipleUpdatesRows(int count)
     {
         var results = new World[count];
 
+        var ids = new int[count];
+        for (var i = 0; i < count; i++)
+        {
+            ids[i] = Random.Shared.Next(1, 10001);
+        }
+        Array.Sort(ids);
+
         using var connection = await _dataSource.OpenConnectionAsync();
 
+        // Each row must be selected randomly using one query in the same fashion as the single database query test
+        // Use of IN clauses or similar means to consolidate multiple queries into one operation is not permitted.
+        // Similarly, use of a batch or multiple SELECTs within a single statement are not permitted
         var (queryCmd, queryParameter) = await CreateReadCommandAsync(connection);
         using (queryCmd)
         {
             for (var i = 0; i < results.Length; i++)
             {
+                queryParameter.Value = ids[i];
                 results[i] = await ReadSingleRow(queryCmd);
-                queryParameter.Value = _random.Next(1, 10001);
             }
         }
 
+        // MySql doesn't have the unnest function like PostgreSQL, so we have to do a batch update instead
         using (var updateCmd = new MySqlCommand(BatchUpdateString.Query(count), connection))
         {
             for (var i = 0; i < results.Length; i++)
             {
-                var randomNumber = _random.Next(1, 10001);
+                var randomNumber = Random.Shared.Next(1, 10001);
 
                 updateCmd.Parameters.AddWithValue($"@Id_{i}", results[i].Id);
                 updateCmd.Parameters.AddWithValue($"@Random_{i}", randomNumber);
@@ -204,7 +207,7 @@ public async Task<List<FortuneUtf16>> LoadFortunesRows()
     private async Task<(MySqlCommand readCmd, MySqlParameter idParameter)> CreateReadCommandAsync(MySqlConnection connection)
     {
         var cmd = new MySqlCommand("SELECT id, randomnumber FROM world WHERE id = @Id", connection);
-        var parameter = new MySqlParameter("@Id", _random.Next(1, 10001));
+        var parameter = new MySqlParameter("@Id", Random.Shared.Next(1, 10001));
 
         cmd.Parameters.Add(parameter);