376 lines
16 KiB
C#
376 lines
16 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Threading.Tasks;
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using BenchmarkDotNet.Attributes;
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using EFCore.BulkExtensions;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.Extensions.DependencyInjection;
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using ShardingCore;
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using ShardingCore.Core.VirtualRoutes.TableRoutes.RouteTails.Abstractions;
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using ShardingCore.Extensions;
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using ShardingCore.TableExists;
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using ShardingCore.TableExists.Abstractions;
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using ShardingCoreBenchmark5x.NoShardingDbContexts;
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using ShardingCoreBenchmark5x.ShardingDbContexts;
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namespace ShardingCoreBenchmark5x
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{
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public class EFCoreCrud
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{
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private readonly DefaultDbContext _defaultDbContext;
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private readonly DefaultShardingDbContext _defaultShardingDbContext;
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public EFCoreCrud()
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{
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var services = new ServiceCollection();
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services.AddDbContext<DefaultDbContext>(o => o.UseSqlServer("Data Source=localhost;Initial Catalog=db1;Integrated Security=True;"), ServiceLifetime.Transient, ServiceLifetime.Transient);
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services.AddLogging();
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services.AddShardingDbContext<DefaultShardingDbContext>(ServiceLifetime.Transient, ServiceLifetime.Transient)
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.AddEntityConfig(o =>
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{
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o.AddShardingTableRoute<OrderVirtualTableRoute>();
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})
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.AddConfig(op =>
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{
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op.UseShardingQuery((conStr, builder) =>
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{
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builder.UseSqlServer(conStr);
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});
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op.UseShardingTransaction((connection, builder) =>
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{
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builder.UseSqlServer(connection);
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});
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op.AddDefaultDataSource("ds0",
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"Data Source=localhost;Initial Catalog=db2;Integrated Security=True;");
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}).ReplaceService<ITableEnsureManager,SqlServerTableEnsureManager>().EnsureConfig();
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var buildServiceProvider = services.BuildServiceProvider();
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buildServiceProvider.UseAutoTryCompensateTable();
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ICollection<Order> orders = new LinkedList<Order>();
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using (var scope = buildServiceProvider.CreateScope())
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{
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var defaultShardingDbContext = scope.ServiceProvider.GetService<DefaultDbContext>();
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defaultShardingDbContext.Database.EnsureCreated();
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if (!defaultShardingDbContext.Set<Order>().Any())
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{
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var begin = DateTime.Now.Date.AddDays(-8);
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var now = DateTime.Now;
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var current = begin;
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int i = 0;
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var x = new OrderStatusEnum[] { OrderStatusEnum.Failed, OrderStatusEnum.NotPay, OrderStatusEnum.Succeed };
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while (current < now)
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{
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orders.Add(new Order()
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{
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Id = i.ToString(),
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Amount = i,
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Body = $"今天购买了的东西呀：{i}",
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CreateTime = current,
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Remark = $"这是我的备注哦备注哦备注哦：{i}",
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Payer = Guid.NewGuid().ToString("n"),
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OrderStatus = x[i % 3]
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});
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i++;
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current = current.AddMilliseconds(100);
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}
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var sp = Stopwatch.StartNew();
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defaultShardingDbContext.BulkInsert<Order>(orders.ToList());
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sp.Stop();
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Console.WriteLine($"批量插入订单数据:{orders.Count},用时:{sp.ElapsedMilliseconds}");
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}
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}
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using (var scope = buildServiceProvider.CreateScope())
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{
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var defaultShardingDbContext = scope.ServiceProvider.GetService<DefaultShardingDbContext>();
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if (!defaultShardingDbContext.Set<Order>().Any())
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{
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var sp = Stopwatch.StartNew();
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var bulkShardingEnumerable = defaultShardingDbContext.BulkShardingTableEnumerable(orders.ToList());
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foreach (var keyValuePair in bulkShardingEnumerable)
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{
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keyValuePair.Key.BulkInsert(keyValuePair.Value.ToList());
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}
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sp.Stop();
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Console.WriteLine($"批量插入订单数据:{orders.Count},用时:{sp.ElapsedMilliseconds}");
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}
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}
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_defaultDbContext = buildServiceProvider.GetService<DefaultDbContext>();
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_defaultShardingDbContext = buildServiceProvider.GetService<DefaultShardingDbContext>();
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}
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[Params(10)]
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public int N;
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[Benchmark]
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public async Task NoShardingFirstOrDefaultAsync()
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{
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for (int i = 0; i < N; i++)
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{
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var next = new Random().Next(1, 3000000).ToString();
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var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Id == next);
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}
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}
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[Benchmark]
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public async Task ShardingFirstOrDefaultAsync()
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{
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for (int i = 0; i < N; i++)
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{
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var next = new Random().Next(1, 3000000).ToString();
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var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Id == next);
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}
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}
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//[Benchmark]
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//public async Task NoShardingIndexFirstOrDefaultAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1000000, 7000000).ToString();
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Id == next);
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// }
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//}
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//[Benchmark]
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//public async Task ShardingIndexFirstOrDefaultAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1000000, 7000000).ToString();
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Id == next);
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// }
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//}
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//[Benchmark]
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//public async Task NoShardingNoIndexFirstOrDefaultAsync100w()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Amount == 1000000);
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// }
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//}
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//[Benchmark]
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//public async Task ShardingNoIndexFirstOrDefaultAsync100w()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Amount == 1000000);
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// }
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//}
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//[Benchmark]
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//public async Task NoShardingNoIndexCountAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().CountAsync(o => o.Amount == 3000000);
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// }
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//}
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//[Benchmark]
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//public async Task ShardingNoIndexCountASYNC()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().CountAsync(o => o.Amount == 3000000);
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// }
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//}
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//[Benchmark]
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//public async Task NoShardingNoIndexFirstOrDefaultAsync600w()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Amount == 6000000);
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// }
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//}
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//[Benchmark]
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//public async Task ShardingNoIndexFirstOrDefaultAsync600w()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().FirstOrDefaultAsync(o => o.Amount == 6000000);
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// }
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//}
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//[Benchmark]
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//public async Task NoShardingNoIndexLikeToListAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1, 8000000).ToString();
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().Where(o => o.Body.Contains(next)).FirstOrDefaultAsync();
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// }
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//}
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//[Benchmark]
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//public async Task ShardingNoIndexLikeToListAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1, 8000000).ToString();
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().Where(o => o.Body.Contains(next)).FirstOrDefaultAsync();
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// }
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//}
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//[Benchmark]
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//public async Task NoShardingNoIndexToListAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(5000000, 7000000);
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().Where(o => o.Amount == next).ToListAsync();
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// }
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//}
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//[Benchmark]
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//public async Task ShardingNoIndexToListAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(5000000, 7000000);
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().Where(o => o.Amount == next).ToListAsync();
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// }
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//}
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//[Benchmark]
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//public void ShardingRouteFirstOrDefault()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1000000, 7000000).ToString();
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// var queryable = _defaultShardingDbContext.Set<Order>().Where(o => o.Id == next);
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// _virtualTable.RouteTo(new ShardingTableRouteConfig(queryable: queryable));
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// }
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//}
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//private static readonly string[] aa = new string[] { "a", "b", "c", "d" };
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//[Benchmark]
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//public void ShardingCreateDbContextFirstOrDefault()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var routeTail = _routeTailFactory.Create(aa[i % 4]);
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// var dbContext = _defaultShardingDbContext.GetDbContext("ds0", true, routeTail);
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// }
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//}
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//[Benchmark]
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//public async Task ShardingWhereFirstOrDefaultAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1000000, 7000000).ToString();
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().Where(o => o.Id == next).FirstOrDefaultAsync();
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// }
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//}
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//[Benchmark]
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//public async Task ShardingCreateStreamMergeContext()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1000000, 7000000).ToString();
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// var queryable = _defaultShardingDbContext.Set<Order>().Where(o => o.Id == next);
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// var firstOrDefaultAsync = _streamMergeContextFactory.Create(queryable, _defaultShardingDbContext);
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// }
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//}
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//[Benchmark]
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//public async Task ShardingCreateEnumerableQuery()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1000000, 7000000).ToString();
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// var queryable = _defaultShardingDbContext.Set<Order>().Where(o => o.Id == next);
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// new EnumerableQuery<Order>(queryable.Expression);
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// }
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//}
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//private TResult GenericShardingDbContextMergeExecute<TResult>(IQueryable<Order> queryable)
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//{
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// //{
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// // var queryEntityType = query.GetQueryEntityType();
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// //var newStreamMergeEngineType = streamMergeEngineType.MakeGenericType(shardingDbContext.GetType(), queryEntityType);
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// //// {
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// //// //获取所有需要路由的表后缀
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// //// var startNew = Stopwatch.StartNew();
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// //// for (int i = 0; i < 10000; i++)
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// //// {
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// //// var streamEngine = ShardingCreatorHelper.CreateInstance(newStreamMergeEngineType, query, shardingDbContext);
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// //// }
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// //// startNew.Stop();
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// //// var x = startNew.ElapsedMilliseconds;
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// //// }
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// //{
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// // //获取所有需要路由的表后缀
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// // var startNew1 = Stopwatch.StartNew();
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// // for (int i = 0; i < 10000; i++)
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// // {
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// // var streamEngine = Activator.CreateInstance(newStreamMergeEngineType, query, shardingDbContext);
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// // }
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// // startNew1.Stop();
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// // var x = startNew1.ElapsedMilliseconds;
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// //}
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// // var methodName = async ? nameof(IGenericMergeResult.MergeResultAsync) : nameof(IGenericMergeResult.MergeResult);
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// // var streamEngineMethod = newStreamMergeEngineType.GetMethod(methodName);
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// // if (streamEngineMethod == null)
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// // throw new ShardingCoreException($"cant found InMemoryAsyncStreamMergeEngine method [{methodName}]");
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// // var @params = async ? new object[] { cancellationToken } : new object[0];
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// //}
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// {
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// var queryEntityType = queryable.Expression.GetQueryEntityType();
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// var newStreamMergeEngineType = streamMergeEngineType.MakeGenericType(shardingDbContext.GetType(), queryEntityType);
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// var streamEngine = Activator.CreateInstance(newStreamMergeEngineType, query, shardingDbContext);
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// var methodName = async ? nameof(IGenericMergeResult.MergeResultAsync) : nameof(IGenericMergeResult.MergeResult);
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// var streamEngineMethod = newStreamMergeEngineType.GetMethod(methodName);
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// if (streamEngineMethod == null)
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// throw new ShardingCoreException($"cant found InMemoryAsyncStreamMergeEngine method [{methodName}]");
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// var @params = async ? new object[] { cancellationToken } : new object[0];
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// return (TResult)streamEngineMethod.MakeGenericMethod(new Type[] { queryEntityType }).Invoke(streamEngine, @params);
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// }
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//}
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//[Benchmark]
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//public async Task NoShardingNoTrackingFirstOrDefaultAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1, 3000000).ToString();
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().AsNoTracking().FirstOrDefaultAsync(o => o.Id == next);
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// }
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//}
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//[Benchmark]
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//public async Task ShardingNoTrackingFirstOrDefaultAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var next = new Random().Next(1, 3000000).ToString();
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().AsNoTracking().FirstOrDefaultAsync(o => o.Id == next);
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// }
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//}
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//[Benchmark]
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//public async Task NoShardingCountAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultDbContext.Set<Order>().CountAsync();
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// }
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//}
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//[Benchmark]
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//public async Task ShardingCountAsync()
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//{
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// for (int i = 0; i < N; i++)
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// {
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// var firstOrDefaultAsync = await _defaultShardingDbContext.Set<Order>().CountAsync();
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// }
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//}
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}
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}
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