diff --git a/.gitignore b/.gitignore
index dfcfd56..6763b34 100644
--- a/.gitignore
+++ b/.gitignore
@@ -348,3 +348,5 @@ MigrationBackup/
# Ionide (cross platform F# VS Code tools) working folder
.ionide/
+
+*.sqlite
\ No newline at end of file
diff --git a/BenchmarkService.cs b/BenchmarkService.cs
index a32a5c8..cd78046 100644
--- a/BenchmarkService.cs
+++ b/BenchmarkService.cs
@@ -1,187 +1,166 @@
-using BenchmarkDotNet.Attributes;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Columns;
using BenchmarkDotNet.Configs;
+using BenchmarkDotNet.Reports;
using Microsoft.EntityFrameworkCore;
using OptimizeMePlease.Context;
-using System;
-using System.Collections.Generic;
-using System.Linq;
namespace OptimizeMePlease
{
- [MemoryDiagnoser]
- [HideColumns(BenchmarkDotNet.Columns.Column.Job, BenchmarkDotNet.Columns.Column.RatioSD, BenchmarkDotNet.Columns.Column.StdDev, BenchmarkDotNet.Columns.Column.AllocRatio)]
- //[Config(typeof(Config))]
- public class BenchmarkService
- {
- public BenchmarkService()
- {
- }
-
- //private class Config : ManualConfig
- //{
- // public Config()
- // {
- // SummaryStyle = BenchmarkDotNet.Reports.SummaryStyle.Default.WithRatioStyle(RatioStyle.Trend);
- // }
- //}
-
- ///
- /// Get top 2 Authors (FirstName, LastName, UserName, Email, Age, Country)
- /// from country Serbia aged 27, with the highest BooksCount
- /// and all his/her books (Book Name/Title and Publishment Year) published before 1900
- ///
- ///
- [Benchmark]
- public List GetAuthors()
- {
- using var dbContext = new AppDbContext();
-
- var authors = dbContext.Authors
- .Include(x => x.User)
- .ThenInclude(x => x.UserRoles)
- .ThenInclude(x => x.Role)
- .Include(x => x.Books)
- .ThenInclude(x => x.Publisher)
- .ToList()
- .Select(x => new AuthorDTO
- {
- UserCreated = x.User.Created,
- UserEmailConfirmed = x.User.EmailConfirmed,
- UserFirstName = x.User.FirstName,
- UserLastActivity = x.User.LastActivity,
- UserLastName = x.User.LastName,
- UserEmail = x.User.Email,
- UserName = x.User.UserName,
- UserId = x.User.Id,
- RoleId = x.User.UserRoles.FirstOrDefault(y => y.UserId == x.UserId).RoleId,
- BooksCount = x.BooksCount,
- AllBooks = x.Books.Select(y => new BookDto
- {
- Id = y.Id,
- Name = y.Name,
- Published = y.Published,
- ISBN = y.ISBN,
- PublisherName = y.Publisher.Name
- }).ToList(),
- AuthorAge = x.Age,
- AuthorCountry = x.Country,
- AuthorNickName = x.NickName,
- Id = x.Id
- })
- .ToList()
- .Where(x => x.AuthorCountry == "Serbia" && x.AuthorAge == 27)
- .ToList();
-
- var orderedAuthors = authors.OrderByDescending(x => x.BooksCount).ToList().Take(2).ToList();
-
- List finalAuthors = new List();
- foreach (var author in orderedAuthors)
- {
- List books = new List();
-
- var allBooks = author.AllBooks;
-
- foreach (var book in allBooks)
- {
- if (book.Published.Year < 1900)
- {
- book.PublishedYear = book.Published.Year;
- books.Add(book);
- }
- }
-
- author.AllBooks = books;
- finalAuthors.Add(author);
- }
-
- return finalAuthors;
- }
-
- //[Benchmark]
- //public List GetAuthors_Optimized()
- //{
- // using var dbContext = new AppDbContext();
-
- // var date = new DateTime(1900, 1, 1);
-
- // return dbContext.Authors
- // .IncludeOptimized(x => x.Books.Where(b => b.Published < date))
- // .AsNoTracking()
- // .Where(x => x.Country == "Serbia" && x.Age == 27)
- // .OrderByDescending(x => x.BooksCount)
- // .Take(2)
- // .Select(x => new AuthorDTO_Optimized
- // {
- // FirstName = x.User.FirstName,
- // LastName = x.User.LastName,
- // Email = x.User.Email,
- // UserName = x.User.UserName,
- // Books = x.Books.Select(y => new BookDTO_Optimized
- // {
- // Title = y.Name,
- // PublishedYear = y.Published.Year
- // }),
- // Age = x.Age,
- // Country = x.Country,
- // })
- // .ToList();
- //}
-
- //[Benchmark]
- public List GetAuthors_Optimized_Struct()
- {
- using var dbContext = new AppDbContext();
-
- var date = new DateTime(1900, 1, 1);
-
- return dbContext.Authors
- //.IncludeOptimized(x => x.Books)
- .Where(x => x.Country == "Serbia" && x.Age == 27)
- .OrderByDescending(x => x.BooksCount)
- .Select(x => new AuthorDTO_OptimizedStruct
- {
- FirstName = x.User.FirstName,
- LastName = x.User.LastName,
- Email = x.User.Email,
- UserName = x.User.UserName,
- Books = x.Books.Where(b => b.Published.Year < 1900).Select(y => new BookDTO_OptimizedStruct
- {
- Title = y.Name,
- PublishedYear = y.Published.Year
- }),
- Age = x.Age,
- Country = x.Country,
- })
- .Take(2)
- .ToList();
- }
-
- //[Benchmark]
- public List GetAuthors_Optimized_Struct1()
- {
- using var dbContext = new AppDbContext();
-
- return dbContext.Authors
- .Where(x => x.Country == "Serbia" && x.Age == 27 && x.Books.Any(y => y.Published.Year < 1900))
- //.IncludeOptimized(x => x.Books.Where(y => y.Published.Year < 1900))
- .OrderByDescending(x => x.BooksCount)
- .Select(x => new AuthorDTO_OptimizedStruct
- {
- FirstName = x.User.FirstName,
- LastName = x.User.LastName,
- Email = x.User.Email,
- UserName = x.User.UserName,
- Books = x.Books.Select(y => new BookDTO_OptimizedStruct
- {
- Title = y.Name,
- PublishedYear = y.Published.Year
- }),
- Age = x.Age,
- Country = x.Country,
- })
- .Take(2)
- .ToList();
- }
- }
+ [MemoryDiagnoser]
+ [HideColumns(Column.Job, Column.RatioSD, Column.StdDev, Column.AllocRatio)]
+ [Config(typeof(Config))]
+ public class BenchmarkService
+ {
+ private class Config : ManualConfig
+ {
+ public Config()
+ {
+ SummaryStyle = SummaryStyle.Default.WithRatioStyle(RatioStyle.Trend);
+ }
+ }
+
+ private AppDbContext dbContext;
+
+ [GlobalSetup]
+ public void GlobalSetup()
+ {
+ dbContext = new AppDbContext();
+ }
+
+ [GlobalCleanup]
+ public void GlobalCleanup()
+ {
+ dbContext.Dispose();
+ }
+
+ ///
+ /// Get top 2 Authors (FirstName, LastName, UserName, Email, Age, Country)
+ /// from country Serbia aged 27, with the highest BooksCount
+ /// and all his/her books (Book Name/Title and Publishment Year) published before 1900
+ ///
+ [Benchmark(Baseline = true)]
+ public List GetAuthors()
+ {
+ var authors = dbContext.Authors
+ .Include(x => x.User)
+ .ThenInclude(x => x.UserRoles)
+ .ThenInclude(x => x.Role)
+ .Include(x => x.Books)
+ .ThenInclude(x => x.Publisher)
+ .ToList()
+ .Select(x => new AuthorDTO
+ {
+ UserCreated = x.User.Created,
+ UserEmailConfirmed = x.User.EmailConfirmed,
+ UserFirstName = x.User.FirstName,
+ UserLastActivity = x.User.LastActivity,
+ UserLastName = x.User.LastName,
+ UserEmail = x.User.Email,
+ UserName = x.User.UserName,
+ UserId = x.User.Id,
+ RoleId = x.User.UserRoles.FirstOrDefault(y => y.UserId == x.UserId).RoleId,
+ BooksCount = x.BooksCount,
+ AllBooks = x.Books.Select(y => new BookDto
+ {
+ Id = y.Id,
+ Name = y.Name,
+ Published = y.Published,
+ ISBN = y.ISBN,
+ PublisherName = y.Publisher.Name
+ }).ToList(),
+ AuthorAge = x.Age,
+ AuthorCountry = x.Country,
+ AuthorNickName = x.NickName,
+ Id = x.Id
+ })
+ .ToList()
+ .Where(x => x.AuthorCountry == "Serbia" && x.AuthorAge == 27)
+ .ToList();
+
+ var orderedAuthors = authors.OrderByDescending(x => x.BooksCount).ToList().Take(2).ToList();
+
+ List finalAuthors = new List();
+ foreach (var author in orderedAuthors)
+ {
+ List books = new List();
+
+ var allBooks = author.AllBooks;
+
+ foreach (var book in allBooks)
+ {
+ if (book.Published.Year < 1900)
+ {
+ book.PublishedYear = book.Published.Year;
+ books.Add(book);
+ }
+ }
+
+ author.AllBooks = books;
+ finalAuthors.Add(author);
+ }
+
+ return finalAuthors;
+ }
+
+ [Benchmark]
+ public List GetAuthorsOptimized()
+ {
+ var authors = dbContext.Authors
+ .Include(author => author.User)
+ .Include(author => author.Books.Where(book => book.Published.Year < 1900))
+ .Where(author => author.Country == "Serbia" && author.Age == 27)
+ .OrderByDescending(author => author.BooksCount)
+ .Select(author => new AuthorDTO
+ {
+ UserFirstName = author.User.FirstName,
+ UserLastName = author.User.LastName,
+ UserEmail = author.User.Email,
+ UserName = author.User.UserName,
+ AuthorAge = author.Age,
+ AuthorCountry = author.Country,
+ AllBooks = author.Books.Select(book => new BookDto
+ {
+ Name = book.Name,
+ Published = book.Published
+ }).ToList(),
+ })
+ .Take(2)
+ .ToList();
+
+ return authors;
+ }
+
+ private static readonly Func> CompiledQuery = EF.CompileQuery(
+ (AppDbContext context) => context.Authors
+ .Include(author => author.User)
+ .Include(author => author.Books.Where(book => book.Published.Year < 1900))
+ .Where(author => author.Country == "Serbia" && author.Age == 27)
+ .OrderByDescending(author => author.BooksCount)
+ .Select(author => new AuthorDTO
+ {
+ UserFirstName = author.User.FirstName,
+ UserLastName = author.User.LastName,
+ UserEmail = author.User.Email,
+ UserName = author.User.UserName,
+ AuthorAge = author.Age,
+ AuthorCountry = author.Country,
+ AllBooks = author.Books.Select(book => new BookDto
+ {
+ Name = book.Name,
+ Published = book.Published
+ }).ToList(),
+ })
+ .Take(2));
+
+ [Benchmark]
+ public List GetAuthorsOptimized_CompiledExpressions()
+ {
+ var authors = CompiledQuery(dbContext).ToList();
+ return authors;
+ }
+ }
}
\ No newline at end of file
diff --git a/Context/AppDbContext.cs b/Context/AppDbContext.cs
index dc14c8a..d2d9a9b 100644
--- a/Context/AppDbContext.cs
+++ b/Context/AppDbContext.cs
@@ -1,27 +1,26 @@
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Logging;
+using System;
+using Microsoft.EntityFrameworkCore;
using OptimizeMePlease.Entities;
-using System;
namespace OptimizeMePlease.Context
{
- public class AppDbContext : DbContext
- {
- protected override void OnConfiguring(DbContextOptionsBuilder options)
- {
- options.UseSqlServer("Server=localhost;Database=OptimizeMePlease;Trusted_Connection=True;Integrated Security=true;MultipleActiveResultSets=true");
- }
+ public class AppDbContext : DbContext
+ {
+ protected override void OnConfiguring(DbContextOptionsBuilder options)
+ {
+ options.UseSqlite(Program.GetConnectionString());
+ }
- protected override void OnModelCreating(ModelBuilder modelBuilder)
- {
- base.OnModelCreating(modelBuilder);
- }
+ protected override void OnModelCreating(ModelBuilder modelBuilder)
+ {
+ base.OnModelCreating(modelBuilder);
+ }
- public DbSet Users { get; set; }
- public DbSet Roles { get; set; }
- public DbSet UserRoles { get; set; }
- public DbSet Authors { get; set; }
- public DbSet Books { get; set; }
- public DbSet Publishers { get; set; }
- }
+ public DbSet Users { get; set; }
+ public DbSet Roles { get; set; }
+ public DbSet UserRoles { get; set; }
+ public DbSet Authors { get; set; }
+ public DbSet Books { get; set; }
+ public DbSet Publishers { get; set; }
+ }
}
\ No newline at end of file
diff --git a/OptimizeMePlease.csproj b/OptimizeMePlease.csproj
index f603ecd..d5076e2 100644
--- a/OptimizeMePlease.csproj
+++ b/OptimizeMePlease.csproj
@@ -2,21 +2,46 @@
Exe
- netcoreapp3.1
+ net6.0
-
-
-
-
+
+
+
+
+
all
runtime; build; native; contentfiles; analyzers; buildtransitive
-
+
+
+
+ Always
+
+
+ Always
+
+
+ Always
+
+
+ Always
+
+
+ Always
+
+
+ Always
+
+
+ Always
+
+
+
diff --git a/Program.cs b/Program.cs
index c557a59..1d187af 100644
--- a/Program.cs
+++ b/Program.cs
@@ -1,52 +1,98 @@
-using BenchmarkDotNet.Running;
-using Microsoft.Data.SqlClient;
-using Microsoft.SqlServer.Management.Common;
-using Microsoft.SqlServer.Management.Smo;
-using System;
+using System;
using System.IO;
+using System.Linq;
+using Microsoft.EntityFrameworkCore;
+using OptimizeMePlease.Context;
namespace OptimizeMePlease
{
- ///
- /// Steps:
- ///
- /// 1. Create a database with name "OptimizeMePlease"
- /// 2. Run application Debug/Release mode for the first time. IWillPopulateData method will get the script and populate
- /// created db.
- /// 3. Comment or delete IWillPopulateData() call from Main method.
- /// 4. Go to BenchmarkService.cs class
- /// 5. Start coding within GetAuthors_Optimized method
- /// GOOD LUCK! :D
- ///
- public class Program
- {
- static void Main(string[] args)
- {
- //Debugging
- //BenchmarkService benchmarkService = new BenchmarkService();
- //var p = benchmarkService.GetAuthors_Optimized_Struct();
- //var d = benchmarkService.GetAuthors_Optimized_Struct1();
-
- //Comment me after first execution, please.
- //IWillPopulateData();
-
- BenchmarkRunner.Run();
- }
-
- public static void IWillPopulateData()
- {
- string sqlConnectionString = @"Server=localhost;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");
- string script = File.ReadAllText(path);
-
- SqlConnection conn = new SqlConnection(sqlConnectionString);
-
- Server server = new Server(new ServerConnection(conn));
-
- server.ConnectionContext.ExecuteNonQuery(script);
- }
- }
+ ///
+ /// Steps:
+ ///
+ /// 1. Create a database with name "OptimizeMePlease"
+ /// 2. Run application Debug/Release mode for the first time. IWillPopulateData method will get the script and populate
+ /// created db.
+ /// 3. Comment or delete IWillPopulateData() call from Main method.
+ /// 4. Go to BenchmarkService.cs class
+ /// 5. Start coding within GetAuthors_Optimized method
+ /// GOOD LUCK! :D
+ ///
+ public class Program
+ {
+ static void Main(string[] args)
+ {
+#if DEBUG
+ CreateDb();
+ var benchmarkService = new BenchmarkService();
+
+ benchmarkService.GlobalSetup();
+ benchmarkService.GetAuthors();
+ benchmarkService.GetAuthorsOptimized();
+ benchmarkService.GetAuthorsOptimized_CompiledExpressions();
+ benchmarkService.GlobalCleanup();
+#else
+ BenchmarkDotNet.Running.BenchmarkRunner.Run