diff --git a/Bank/BankDatabaseImplement/Migrations/20240430191018_InitialCreate.Designer.cs b/Bank/BankDatabaseImplement/Migrations/20240430191018_InitialCreate.Designer.cs
new file mode 100644
index 0000000..1060fd0
--- /dev/null
+++ b/Bank/BankDatabaseImplement/Migrations/20240430191018_InitialCreate.Designer.cs
@@ -0,0 +1,377 @@
+// <auto-generated />
+using System;
+using BankDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace BankDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BankDB))]
+    [Migration("20240430191018_InitialCreate")]
+    partial class InitialCreate
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("MiddleName")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Cost", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("EmployeeId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("NameOfCost")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeId");
+
+                    b.ToTable("Costs");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.CostByPurchase", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CostId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("PurchaseId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CostId");
+
+                    b.HasIndex("PurchaseId");
+
+                    b.ToTable("CostByPurchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Employee", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("MiddleName")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Post")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Employees");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Operation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("EmployeeId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Mark")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Model")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeId");
+
+                    b.ToTable("Operations");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.OperationByPurchase", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CountOperations")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("OperationId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("PurchaseId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("OperationId");
+
+                    b.HasIndex("PurchaseId");
+
+                    b.ToTable("OperationByPurchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Payment", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<DateOnly>("Date")
+                        .HasColumnType("date");
+
+                    b.Property<int>("OperationByPurchaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<double>("PaidPrice")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("OperationByPurchaseId");
+
+                    b.ToTable("Payments");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Purchase", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateOnly>("DatePurchase")
+                        .HasColumnType("date");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Cost", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Employee", "Employee")
+                        .WithMany("Costs")
+                        .HasForeignKey("EmployeeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Employee");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.CostByPurchase", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Cost", "Cost")
+                        .WithMany("Purchases")
+                        .HasForeignKey("CostId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BankDatabaseImplement.Models.Purchase", "Purchase")
+                        .WithMany("Costs")
+                        .HasForeignKey("PurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Cost");
+
+                    b.Navigation("Purchase");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Operation", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Employee", "Employee")
+                        .WithMany("Operations")
+                        .HasForeignKey("EmployeeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Employee");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.OperationByPurchase", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Operation", "Operation")
+                        .WithMany("Purchases")
+                        .HasForeignKey("OperationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BankDatabaseImplement.Models.Purchase", "Purchase")
+                        .WithMany("Operations")
+                        .HasForeignKey("PurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Operation");
+
+                    b.Navigation("Purchase");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Payment", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.OperationByPurchase", "OperationByPurchase")
+                        .WithMany("Payments")
+                        .HasForeignKey("OperationByPurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("OperationByPurchase");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Purchase", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Purchases")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Cost", b =>
+                {
+                    b.Navigation("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Employee", b =>
+                {
+                    b.Navigation("Costs");
+
+                    b.Navigation("Operations");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Operation", b =>
+                {
+                    b.Navigation("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.OperationByPurchase", b =>
+                {
+                    b.Navigation("Payments");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Purchase", b =>
+                {
+                    b.Navigation("Costs");
+
+                    b.Navigation("Operations");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/Bank/BankDatabaseImplement/Migrations/20240430191018_InitialCreate.cs b/Bank/BankDatabaseImplement/Migrations/20240430191018_InitialCreate.cs
new file mode 100644
index 0000000..8d19f14
--- /dev/null
+++ b/Bank/BankDatabaseImplement/Migrations/20240430191018_InitialCreate.cs
@@ -0,0 +1,260 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace BankDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Clients",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    FirstName = table.Column<string>(type: "text", nullable: false),
+                    LastName = table.Column<string>(type: "text", nullable: false),
+                    MiddleName = table.Column<string>(type: "text", nullable: true),
+                    Address = table.Column<string>(type: "text", nullable: false),
+                    PhoneNumber = table.Column<string>(type: "text", nullable: false),
+                    Email = table.Column<string>(type: "text", nullable: false),
+                    Password = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Clients", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Employees",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    FirstName = table.Column<string>(type: "text", nullable: false),
+                    LastName = table.Column<string>(type: "text", nullable: false),
+                    MiddleName = table.Column<string>(type: "text", nullable: true),
+                    Post = table.Column<string>(type: "text", nullable: false),
+                    PhoneNumber = table.Column<string>(type: "text", nullable: false),
+                    Password = table.Column<string>(type: "text", nullable: false),
+                    Email = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Employees", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Purchases",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ClientId = table.Column<int>(type: "integer", nullable: false),
+                    DatePurchase = table.Column<DateOnly>(type: "date", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Purchases", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Purchases_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Costs",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    EmployeeId = table.Column<int>(type: "integer", nullable: false),
+                    NameOfCost = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Costs", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Costs_Employees_EmployeeId",
+                        column: x => x.EmployeeId,
+                        principalTable: "Employees",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Operations",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    EmployeeId = table.Column<int>(type: "integer", nullable: false),
+                    Model = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false),
+                    Mark = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Operations", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Operations_Employees_EmployeeId",
+                        column: x => x.EmployeeId,
+                        principalTable: "Employees",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "CostByPurchases",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    CostId = table.Column<int>(type: "integer", nullable: false),
+                    PurchaseId = table.Column<int>(type: "integer", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_CostByPurchases", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_CostByPurchases_Costs_CostId",
+                        column: x => x.CostId,
+                        principalTable: "Costs",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_CostByPurchases_Purchases_PurchaseId",
+                        column: x => x.PurchaseId,
+                        principalTable: "Purchases",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "OperationByPurchases",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    OperationId = table.Column<int>(type: "integer", nullable: false),
+                    PurchaseId = table.Column<int>(type: "integer", nullable: false),
+                    CountOperations = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_OperationByPurchases", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_OperationByPurchases_Operations_OperationId",
+                        column: x => x.OperationId,
+                        principalTable: "Operations",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_OperationByPurchases_Purchases_PurchaseId",
+                        column: x => x.PurchaseId,
+                        principalTable: "Purchases",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Payments",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    OperationByPurchaseId = table.Column<int>(type: "integer", nullable: false),
+                    Date = table.Column<DateOnly>(type: "date", nullable: false),
+                    PaidPrice = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Payments", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Payments_OperationByPurchases_OperationByPurchaseId",
+                        column: x => x.OperationByPurchaseId,
+                        principalTable: "OperationByPurchases",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CostByPurchases_CostId",
+                table: "CostByPurchases",
+                column: "CostId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CostByPurchases_PurchaseId",
+                table: "CostByPurchases",
+                column: "PurchaseId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Costs_EmployeeId",
+                table: "Costs",
+                column: "EmployeeId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_OperationByPurchases_OperationId",
+                table: "OperationByPurchases",
+                column: "OperationId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_OperationByPurchases_PurchaseId",
+                table: "OperationByPurchases",
+                column: "PurchaseId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Operations_EmployeeId",
+                table: "Operations",
+                column: "EmployeeId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Payments_OperationByPurchaseId",
+                table: "Payments",
+                column: "OperationByPurchaseId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Purchases_ClientId",
+                table: "Purchases",
+                column: "ClientId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "CostByPurchases");
+
+            migrationBuilder.DropTable(
+                name: "Payments");
+
+            migrationBuilder.DropTable(
+                name: "Costs");
+
+            migrationBuilder.DropTable(
+                name: "OperationByPurchases");
+
+            migrationBuilder.DropTable(
+                name: "Operations");
+
+            migrationBuilder.DropTable(
+                name: "Purchases");
+
+            migrationBuilder.DropTable(
+                name: "Employees");
+
+            migrationBuilder.DropTable(
+                name: "Clients");
+        }
+    }
+}
diff --git a/Bank/BankDatabaseImplement/Migrations/BankDBModelSnapshot.cs b/Bank/BankDatabaseImplement/Migrations/BankDBModelSnapshot.cs
new file mode 100644
index 0000000..b0ca920
--- /dev/null
+++ b/Bank/BankDatabaseImplement/Migrations/BankDBModelSnapshot.cs
@@ -0,0 +1,374 @@
+// <auto-generated />
+using System;
+using BankDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace BankDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BankDB))]
+    partial class BankDBModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("MiddleName")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Cost", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("EmployeeId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("NameOfCost")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeId");
+
+                    b.ToTable("Costs");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.CostByPurchase", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CostId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("PurchaseId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CostId");
+
+                    b.HasIndex("PurchaseId");
+
+                    b.ToTable("CostByPurchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Employee", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("MiddleName")
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Post")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Employees");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Operation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("EmployeeId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Mark")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Model")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeId");
+
+                    b.ToTable("Operations");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.OperationByPurchase", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CountOperations")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("OperationId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("PurchaseId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("OperationId");
+
+                    b.HasIndex("PurchaseId");
+
+                    b.ToTable("OperationByPurchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Payment", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<DateOnly>("Date")
+                        .HasColumnType("date");
+
+                    b.Property<int>("OperationByPurchaseId")
+                        .HasColumnType("integer");
+
+                    b.Property<double>("PaidPrice")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("OperationByPurchaseId");
+
+                    b.ToTable("Payments");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Purchase", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateOnly>("DatePurchase")
+                        .HasColumnType("date");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Cost", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Employee", "Employee")
+                        .WithMany("Costs")
+                        .HasForeignKey("EmployeeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Employee");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.CostByPurchase", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Cost", "Cost")
+                        .WithMany("Purchases")
+                        .HasForeignKey("CostId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BankDatabaseImplement.Models.Purchase", "Purchase")
+                        .WithMany("Costs")
+                        .HasForeignKey("PurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Cost");
+
+                    b.Navigation("Purchase");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Operation", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Employee", "Employee")
+                        .WithMany("Operations")
+                        .HasForeignKey("EmployeeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Employee");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.OperationByPurchase", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Operation", "Operation")
+                        .WithMany("Purchases")
+                        .HasForeignKey("OperationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BankDatabaseImplement.Models.Purchase", "Purchase")
+                        .WithMany("Operations")
+                        .HasForeignKey("PurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Operation");
+
+                    b.Navigation("Purchase");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Payment", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.OperationByPurchase", "OperationByPurchase")
+                        .WithMany("Payments")
+                        .HasForeignKey("OperationByPurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("OperationByPurchase");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Purchase", b =>
+                {
+                    b.HasOne("BankDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Purchases")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Cost", b =>
+                {
+                    b.Navigation("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Employee", b =>
+                {
+                    b.Navigation("Costs");
+
+                    b.Navigation("Operations");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Operation", b =>
+                {
+                    b.Navigation("Purchases");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.OperationByPurchase", b =>
+                {
+                    b.Navigation("Payments");
+                });
+
+            modelBuilder.Entity("BankDatabaseImplement.Models.Purchase", b =>
+                {
+                    b.Navigation("Costs");
+
+                    b.Navigation("Operations");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}