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добавлен индексатор и проведены тесты

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This commit is contained in:
evasina2312@gmail.com 2023-05-18 21:41:47 +04:00
parent 7baba7c9b2
commit ec58c36e23
6 changed files with 296 additions and 7 deletions
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54
SUBD/Lab_5/Controller.cs
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@ -1,6 +1,7 @@
using Microsoft.EntityFrameworkCore;
using SUBD;
using SUBD.Models;
using System.Diagnostics;
namespace Lab_5
{
@ -85,7 +86,11 @@ namespace Lab_5
public static void GetFamalyMember()
{
using Context context = new();
Stopwatch stopwatch = new();
stopwatch.Start();
var members = context.FamalyMembers.ToList();
stopwatch.Stop();
Console.WriteLine($"Время пррошло:{stopwatch.Elapsed.TotalMilliseconds}");
if (members.Count == 0)
{
Console.WriteLine("Список членов семьи пуст");
@ -338,15 +343,50 @@ namespace Lab_5
}
}
public static void Truncate()
public static void TestAdd()
{
using Context context = new();
context.SourcesIncome.RemoveRange(context.SourcesIncome);
context.Incomes.RemoveRange(context.Incomes);
context.CategorysExpenses.RemoveRange(context.CategorysExpenses);
context.Expenses.RemoveRange(context.Expenses);
context.FamalyMembers.RemoveRange(context.FamalyMembers);
Console.WriteLine("База данных очищена");
Random r = new();
List<FamalyMember> members = new();
for (int i = 0; i < 1000; i++)
{
var newMember = new FamalyMember()
{
Name = r.Next(1000).ToString()
};
members.Add(newMember);
}
Stopwatch stopwatch = new();
stopwatch.Start();
context.FamalyMembers.AddRange(members);
stopwatch.Stop();
Console.WriteLine($"Вставка прошла. Времени затрачено: {stopwatch.Elapsed.TotalMilliseconds}");
}
public static void TestReadById()
{
using Context context = new();
Random r = new();
int Id = r.Next(1000);
Stopwatch stopwatch = new();
stopwatch.Start();
var records = context.FamalyMembers.Where(x => x.Id == Id).ToList();
stopwatch.Stop();
Console.WriteLine($"Поиск по условию завершен. Времени затрачено: {stopwatch.Elapsed.TotalMilliseconds} мс");
}
public static void TestDelete()
{
using Context context = new();
Random r = new();
List<FamalyMember> famalyMembers = context.FamalyMembers.ToList();
Stopwatch stopwatch = new();
stopwatch.Start();
context.FamalyMembers.RemoveRange(famalyMembers);
context.SaveChanges();
stopwatch.Stop();
Console.WriteLine($"Удаление завершено. Времени затрачено: {stopwatch.Elapsed.TotalMilliseconds} мс");
}
}
}

206
SUBD/Lab_5/Migrations/20230518110637_addIndex.Designer.cs generated Normal file
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@ -0,0 +1,206 @@
// <auto-generated />
using System;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
using SUBD;
#nullable disable
namespace Lab_5.Migrations
{
[DbContext(typeof(Context))]
[Migration("20230518110637_addIndex")]
partial class addIndex
{
/// <inheritdoc />
protected override void BuildTargetModel(ModelBuilder modelBuilder)
{
#pragma warning disable 612, 618
modelBuilder
.HasAnnotation("ProductVersion", "7.0.5")
.HasAnnotation("Relational:MaxIdentifierLength", 63);
NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
modelBuilder.Entity("SUBD.Models.CategoryExpenses", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("integer");
NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
b.Property<string>("Name")
.IsRequired()
.HasColumnType("text");
b.HasKey("Id");
b.ToTable("CategorysExpenses");
});
modelBuilder.Entity("SUBD.Models.Expens", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("integer");
NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
b.Property<int>("CategoryId")
.HasColumnType("integer");
b.Property<int>("FamalyMemberId")
.HasColumnType("integer");
b.Property<int>("MemberId")
.HasColumnType("integer");
b.Property<decimal>("Summa")
.HasColumnType("decimal(10,2)");
b.HasKey("Id");
b.HasIndex("CategoryId");
b.HasIndex("FamalyMemberId");
b.ToTable("Expenses");
});
modelBuilder.Entity("SUBD.Models.FamalyMember", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("integer");
NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
b.Property<int?>("MemberId")
.HasColumnType("integer");
b.Property<string>("Name")
.IsRequired()
.HasColumnType("text");
b.HasKey("Id");
b.HasIndex("MemberId");
b.HasIndex("Name");
b.ToTable("FamalyMembers");
});
modelBuilder.Entity("SUBD.Models.Income", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("integer");
NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
b.Property<int>("FamalyMemberId")
.HasColumnType("integer");
b.Property<int>("MemberId")
.HasColumnType("integer");
b.Property<int>("SourceId")
.HasColumnType("integer");
b.Property<decimal>("Summa")
.HasColumnType("decimal(10,2)");
b.HasKey("Id");
b.HasIndex("FamalyMemberId");
b.HasIndex("SourceId");
b.ToTable("Incomes");
});
modelBuilder.Entity("SUBD.Models.SourceIncome", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("integer");
NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
b.Property<string>("Name")
.IsRequired()
.HasColumnType("text");
b.HasKey("Id");
b.ToTable("SourcesIncome");
});
modelBuilder.Entity("SUBD.Models.Expens", b =>
{
b.HasOne("SUBD.Models.CategoryExpenses", "CategoryExpenses")
.WithMany("Expenses")
.HasForeignKey("CategoryId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("SUBD.Models.FamalyMember", "FamalyMember")
.WithMany()
.HasForeignKey("FamalyMemberId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("CategoryExpenses");
b.Navigation("FamalyMember");
});
modelBuilder.Entity("SUBD.Models.FamalyMember", b =>
{
b.HasOne("SUBD.Models.FamalyMember", null)
.WithMany("Members")
.HasForeignKey("MemberId");
});
modelBuilder.Entity("SUBD.Models.Income", b =>
{
b.HasOne("SUBD.Models.FamalyMember", "FamalyMember")
.WithMany()
.HasForeignKey("FamalyMemberId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("SUBD.Models.SourceIncome", "SourceIncome")
.WithMany("Incomes")
.HasForeignKey("SourceId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("FamalyMember");
b.Navigation("SourceIncome");
});
modelBuilder.Entity("SUBD.Models.CategoryExpenses", b =>
{
b.Navigation("Expenses");
});
modelBuilder.Entity("SUBD.Models.FamalyMember", b =>
{
b.Navigation("Members");
});
modelBuilder.Entity("SUBD.Models.SourceIncome", b =>
{
b.Navigation("Incomes");
});
#pragma warning restore 612, 618
}
}
}

27
SUBD/Lab_5/Migrations/20230518110637_addIndex.cs Normal file
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@ -0,0 +1,27 @@
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace Lab_5.Migrations
{
/// <inheritdoc />
public partial class addIndex : Migration
{
/// <inheritdoc />
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.CreateIndex(
name: "IX_FamalyMembers_Name",
table: "FamalyMembers",
column: "Name");
}
/// <inheritdoc />
protected override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropIndex(
name: "IX_FamalyMembers_Name",
table: "FamalyMembers");
}
}
}

2
SUBD/Lab_5/Migrations/ContextModelSnapshot.cs
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@ -87,6 +87,8 @@ namespace Lab_5.Migrations
b.HasIndex("MemberId");
b.HasIndex("Name");
b.ToTable("FamalyMembers");
});

2
SUBD/Lab_5/Models/FamalyMember.cs
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@ -1,8 +1,10 @@
using System.ComponentModel.DataAnnotations.Schema;
using System.ComponentModel.DataAnnotations;
using Microsoft.EntityFrameworkCore;
namespace SUBD.Models
{
[Index(nameof(Name))]
public class FamalyMember
{
public int Id { get; set; }

12
SUBD/Lab_5/Program.cs
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@ -58,6 +58,18 @@
case "12":
Controller.DeleteCategoryExpenses();
break;
case "Добавление":
Controller.TestAdd();
break;
case "Удаление":
Controller.TestDelete();
break;
case "Чтение по айди":
Controller.TestReadById();
break;
case "0":
Controller.GetSourcesIncome();
break;
default:
Console.WriteLine("Неверный ввод");
break;