Implemented GetAuthors_Optimized

BenchmarkService.cs

@@ -86,11 +86,30 @@ public List<AuthorDTO> GetAuthors()
         }
 
         [Benchmark]
-        public List<AuthorDTO> GetAuthors_Optimized()
+        public List<OptimizedAuthorDTO> GetAuthors_Optimized()
         {
-            List<AuthorDTO> authors = new List<AuthorDTO>();
+            using var dbContext = new AppDbContext();
 
-            return authors;
+            return dbContext.Authors
+                                    .AsNoTracking()
+                                    .Where(a => a.Country == "Serbia" && a.Age == 27)
+                                    .OrderByDescending(a => a.BooksCount)
+                                    .Take(2)
+                                    .Select(a => new OptimizedAuthorDTO
+                                    {
+                                        FirstName = a.User.FirstName,
+                                        LastName = a.User.LastName,
+                                        UserName = a.User.UserName,
+                                        Email = a.User.Email,
+                                        Age = a.Age,
+                                        Country = a.Country,
+                                        Books = a.Books.Where(b => b.Published.Year < 1900).Select(b => new OptimizedBookDto
+                                        {
+                                            Name = b.Name,
+                                            PublishedYear = b.Published.Year
+                                        })
+                                    })
+                                    .ToList();
         }
     }
 }

Context/AppDbContext.cs

@@ -7,7 +7,7 @@ public class AppDbContext : DbContext
     {
         protected override void OnConfiguring(DbContextOptionsBuilder options)
         {
-            options.UseSqlServer("Server=localhost;Database=OptimizeMePlease;Trusted_Connection=True;Integrated Security=true;MultipleActiveResultSets=true");
+            options.UseSqlServer("Server=(localdb)\\MSSQLLocalDB;Database=OptimizeMePlease;Trusted_Connection=True;Integrated Security=true;MultipleActiveResultSets=true");
         }
 
         protected override void OnModelCreating(ModelBuilder modelBuilder)

OptimizeMePlease.csproj

@@ -2,16 +2,16 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
     <PackageReference Include="BenchmarkDotNet" Version="0.13.2" />
     <PackageReference Include="Bogus" Version="34.0.2" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="3.1.29" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="3.1.29" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="3.1.29" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="3.1.29">
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="6.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="6.0.9" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="6.0.9">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>

OptimizeMePlease.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.0.31903.59
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "OptimizeMePlease", "OptimizeMePlease.csproj", "{CC059C2B-FDAC-4B94-869B-F139F692624E}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{CC059C2B-FDAC-4B94-869B-F139F692624E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CC059C2B-FDAC-4B94-869B-F139F692624E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CC059C2B-FDAC-4B94-869B-F139F692624E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CC059C2B-FDAC-4B94-869B-F139F692624E}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {74EB4B10-1393-4728-BE1D-06C0FFACD78A}
+	EndGlobalSection
+EndGlobal

OptimizedAuthorDto.cs

@@ -0,0 +1,15 @@
+using System.Collections.Generic;
+
+namespace OptimizeMePlease
+{
+    public class OptimizedAuthorDTO
+    {
+        public string FirstName { get; set; }
+        public string LastName { get; set; }
+        public string Email { get; set; }
+        public string UserName { get; set; }
+        public int Age { get; set; }
+        public string Country { get; set; }
+        public IEnumerable<OptimizedBookDto> Books { get; set; }
+    }
+}

OptimizedBookDto.cs

@@ -0,0 +1,8 @@
+namespace OptimizeMePlease
+{
+    public class OptimizedBookDto
+    {
+        public string Name { get; set; }
+        public int PublishedYear { get; set; }
+    }
+}

Program.cs

@@ -24,18 +24,19 @@ public class Program
         static void Main(string[] args)
         {
             //Debugging 
-            BenchmarkService benchmarkService = new BenchmarkService();
-            benchmarkService.GetAuthors();
+            //BenchmarkService benchmarkService = new BenchmarkService();
+            //benchmarkService.GetAuthors();
+            //var authors = benchmarkService.GetAuthors_Optimized().Result;
 
             //Comment me after first execution, please.
             //IWillPopulateData();
 
-            //BenchmarkRunner.Run<BenchmarkService>();
+            BenchmarkRunner.Run<BenchmarkService>();
         }
 
         public static void IWillPopulateData()
         {
-            string sqlConnectionString = @"Server=localhost;Database=OptimizeMePlease;Trusted_Connection=True;Integrated Security=true;MultipleActiveResultSets=true";
+            string sqlConnectionString = @"Server=(localdb)\MSSQLLocalDB;Database=OptimizeMePlease;Trusted_Connection=True;Integrated Security=true;MultipleActiveResultSets=true";
 
             string workingDirectory = Environment.CurrentDirectory;
             string path = Path.Combine(Directory.GetParent(workingDirectory).Parent.Parent.FullName, @"script.sql");

README.md

@@ -1,7 +1,8 @@
 # OptimizeMePlease
 
-## You are probably here because you saw my post on Linkedin.
-## Welcome!
+### Benchmark Result
+![benchmark](https://user-images.githubusercontent.com/57834677/192765626-174e2c57-f924-4868-b182-857473cef340.PNG)
+
 
 # Steps