diff --git a/FoodOrders/FoodOrdersDatabaseImplement/Migrations/20230228062451_ThirdMigration.Designer.cs b/FoodOrders/FoodOrdersDatabaseImplement/Migrations/20230228062451_ThirdMigration.Designer.cs
new file mode 100644
index 0000000..8645355
--- /dev/null
+++ b/FoodOrders/FoodOrdersDatabaseImplement/Migrations/20230228062451_ThirdMigration.Designer.cs
@@ -0,0 +1,169 @@
+// <auto-generated />
+using System;
+using FoodOrdersDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace FoodOrdersDatabaseImplement.Migrations
+{
+    [DbContext(typeof(FoodOrdersDatabase))]
+    [Migration("20230228062451_ThirdMigration")]
+    partial class ThirdMigration
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Dish", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("DishName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Dishes");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.DishComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("DishId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("DishId");
+
+                    b.ToTable("DishComponents");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("DishId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DishId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.DishComponent", b =>
+                {
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Component", "Component")
+                        .WithMany("DishComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Dish", "Dish")
+                        .WithMany("Components")
+                        .HasForeignKey("DishId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Dish");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Dish", "Dish")
+                        .WithMany()
+                        .HasForeignKey("DishId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Dish");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("DishComponents");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Dish", b =>
+                {
+                    b.Navigation("Components");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/FoodOrders/FoodOrdersDatabaseImplement/Migrations/20230228062451_ThirdMigration.cs b/FoodOrders/FoodOrdersDatabaseImplement/Migrations/20230228062451_ThirdMigration.cs
new file mode 100644
index 0000000..5b89b48
--- /dev/null
+++ b/FoodOrders/FoodOrdersDatabaseImplement/Migrations/20230228062451_ThirdMigration.cs
@@ -0,0 +1,37 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace FoodOrdersDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class ThirdMigration : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<DateTime>(
+                name: "DateImplement",
+                table: "Orders",
+                type: "datetime2",
+                nullable: true,
+                oldClrType: typeof(DateTime),
+                oldType: "datetime2");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<DateTime>(
+                name: "DateImplement",
+                table: "Orders",
+                type: "datetime2",
+                nullable: false,
+                defaultValue: new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                oldClrType: typeof(DateTime),
+                oldType: "datetime2",
+                oldNullable: true);
+        }
+    }
+}
diff --git a/FoodOrders/FoodOrdersDatabaseImplement/Migrations/FoodOrdersDatabaseModelSnapshot.cs b/FoodOrders/FoodOrdersDatabaseImplement/Migrations/FoodOrdersDatabaseModelSnapshot.cs
index 1eb004b..6d911c5 100644
--- a/FoodOrders/FoodOrdersDatabaseImplement/Migrations/FoodOrdersDatabaseModelSnapshot.cs
+++ b/FoodOrders/FoodOrdersDatabaseImplement/Migrations/FoodOrdersDatabaseModelSnapshot.cs
@@ -103,7 +103,6 @@ namespace FoodOrdersDatabaseImplement.Migrations
                         .HasColumnType("datetime2");
 
                     b.Property<DateTime?>("DateImplement")
-                        .IsRequired()
                         .HasColumnType("datetime2");
 
                     b.Property<int>("DishId")