diff --git a/CarCenterDatabaseImplement/Migrations/20240429152414_InitialCreate.Designer.cs b/CarCenterDatabaseImplement/Migrations/20240429152414_InitialCreate.Designer.cs
new file mode 100644
index 0000000..b42f777
--- /dev/null
+++ b/CarCenterDatabaseImplement/Migrations/20240429152414_InitialCreate.Designer.cs
@@ -0,0 +1,372 @@
+// <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 CarCenterDatabaseImplement;
+
+#nullable disable
+
+namespace CarCenterDatabaseImplement.Migrations
+{
+    [DbContext(typeof(CarCenterDB))]
+    [Migration("20240429152414_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("CarCenterDatabaseImplement.Models.Account", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientByDisciplineId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateOnly>("DateOfAccount")
+                        .HasColumnType("date");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientByDisciplineId");
+
+                    b.ToTable("Accounts");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Course")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("DirectorId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DirectorId");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.ClientByDiscipline", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateOfClient")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("DisciplineId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("DisciplineId");
+
+                    b.ToTable("ClientsByDisciplines");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Director", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Login")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Directors");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Discipline", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<DateOnly>("DateOfPassage")
+                        .HasColumnType("date");
+
+                    b.Property<DateOnly>("DateOfReceipt")
+                        .HasColumnType("date");
+
+                    b.Property<int>("ImplementerId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.ToTable("Disciplines");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Login")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Requirement", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("DirectorId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("NameOfRequirement")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DirectorId");
+
+                    b.ToTable("Requirements");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.RequirementByDiscipline", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("DisciplineId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("RequirementId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DisciplineId");
+
+                    b.HasIndex("RequirementId");
+
+                    b.ToTable("RequirementByDisciplines");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Account", b =>
+                {
+                    b.HasOne("CarCenterDatabaseImplement.Models.ClientByDiscipline", "ClientByDiscipline")
+                        .WithMany("Accounts")
+                        .HasForeignKey("ClientByDisciplineId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("ClientByDiscipline");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Client", b =>
+                {
+                    b.HasOne("CarCenterDatabaseImplement.Models.Director", "Director")
+                        .WithMany("Clients")
+                        .HasForeignKey("DirectorId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Director");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.ClientByDiscipline", b =>
+                {
+                    b.HasOne("CarCenterDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Disciplines")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CarCenterDatabaseImplement.Models.Discipline", "Discipline")
+                        .WithMany("Clients")
+                        .HasForeignKey("DisciplineId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Discipline");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Discipline", b =>
+                {
+                    b.HasOne("CarCenterDatabaseImplement.Models.Implementer", "Client")
+                        .WithMany("Disciplines")
+                        .HasForeignKey("ImplementerId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Requirement", b =>
+                {
+                    b.HasOne("CarCenterDatabaseImplement.Models.Director", "Director")
+                        .WithMany("Requirements")
+                        .HasForeignKey("DirectorId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Director");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.RequirementByDiscipline", b =>
+                {
+                    b.HasOne("CarCenterDatabaseImplement.Models.Discipline", "Discipline")
+                        .WithMany("Requirements")
+                        .HasForeignKey("DisciplineId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CarCenterDatabaseImplement.Models.Requirement", "Requirement")
+                        .WithMany("Disciplines")
+                        .HasForeignKey("RequirementId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Discipline");
+
+                    b.Navigation("Requirement");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Disciplines");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.ClientByDiscipline", b =>
+                {
+                    b.Navigation("Accounts");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Director", b =>
+                {
+                    b.Navigation("Clients");
+
+                    b.Navigation("Requirements");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Discipline", b =>
+                {
+                    b.Navigation("Clients");
+
+                    b.Navigation("Requirements");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Disciplines");
+                });
+
+            modelBuilder.Entity("CarCenterDatabaseImplement.Models.Requirement", b =>
+                {
+                    b.Navigation("Disciplines");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/CarCenterDatabaseImplement/Migrations/20240429152414_InitialCreate.cs b/CarCenterDatabaseImplement/Migrations/20240429152414_InitialCreate.cs
new file mode 100644
index 0000000..df01015
--- /dev/null
+++ b/CarCenterDatabaseImplement/Migrations/20240429152414_InitialCreate.cs
@@ -0,0 +1,259 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace CarCenterDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Directors",
+                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),
+                    Login = table.Column<string>(type: "text", nullable: false),
+                    Password = table.Column<string>(type: "text", nullable: false),
+                    PhoneNumber = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Directors", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Implementers",
+                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),
+                    Login = table.Column<string>(type: "text", nullable: false),
+                    Password = table.Column<string>(type: "text", nullable: false),
+                    PhoneNumber = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Implementers", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Clients",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    DirectorId = table.Column<int>(type: "integer", nullable: false),
+                    Name = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false),
+                    Course = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Clients", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Clients_Directors_DirectorId",
+                        column: x => x.DirectorId,
+                        principalTable: "Directors",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Requirements",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    DirectorId = table.Column<int>(type: "integer", nullable: false),
+                    NameOfRequirement = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Requirements", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Requirements_Directors_DirectorId",
+                        column: x => x.DirectorId,
+                        principalTable: "Directors",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Disciplines",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ImplementerId = table.Column<int>(type: "integer", nullable: false),
+                    Name = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false),
+                    DateOfReceipt = table.Column<DateOnly>(type: "date", nullable: false),
+                    DateOfPassage = table.Column<DateOnly>(type: "date", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Disciplines", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Disciplines_Implementers_ImplementerId",
+                        column: x => x.ImplementerId,
+                        principalTable: "Implementers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "ClientsByDisciplines",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ClientId = table.Column<int>(type: "integer", nullable: false),
+                    DisciplineId = table.Column<int>(type: "integer", nullable: false),
+                    DateOfClient = table.Column<DateTime>(type: "timestamp with time zone", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ClientsByDisciplines", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ClientsByDisciplines_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ClientsByDisciplines_Disciplines_DisciplineId",
+                        column: x => x.DisciplineId,
+                        principalTable: "Disciplines",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "RequirementByDisciplines",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    RequirementId = table.Column<int>(type: "integer", nullable: false),
+                    DisciplineId = table.Column<int>(type: "integer", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_RequirementByDisciplines", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_RequirementByDisciplines_Disciplines_DisciplineId",
+                        column: x => x.DisciplineId,
+                        principalTable: "Disciplines",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_RequirementByDisciplines_Requirements_RequirementId",
+                        column: x => x.RequirementId,
+                        principalTable: "Requirements",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Accounts",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ClientByDisciplineId = table.Column<int>(type: "integer", nullable: false),
+                    DateOfAccount = table.Column<DateOnly>(type: "date", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Accounts", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Accounts_ClientsByDisciplines_ClientByDisciplineId",
+                        column: x => x.ClientByDisciplineId,
+                        principalTable: "ClientsByDisciplines",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Accounts_ClientByDisciplineId",
+                table: "Accounts",
+                column: "ClientByDisciplineId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Clients_DirectorId",
+                table: "Clients",
+                column: "DirectorId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ClientsByDisciplines_ClientId",
+                table: "ClientsByDisciplines",
+                column: "ClientId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ClientsByDisciplines_DisciplineId",
+                table: "ClientsByDisciplines",
+                column: "DisciplineId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Disciplines_ImplementerId",
+                table: "Disciplines",
+                column: "ImplementerId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_RequirementByDisciplines_DisciplineId",
+                table: "RequirementByDisciplines",
+                column: "DisciplineId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_RequirementByDisciplines_RequirementId",
+                table: "RequirementByDisciplines",
+                column: "RequirementId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Requirements_DirectorId",
+                table: "Requirements",
+                column: "DirectorId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Accounts");
+
+            migrationBuilder.DropTable(
+                name: "RequirementByDisciplines");
+
+            migrationBuilder.DropTable(
+                name: "ClientsByDisciplines");
+
+            migrationBuilder.DropTable(
+                name: "Requirements");
+
+            migrationBuilder.DropTable(
+                name: "Clients");
+
+            migrationBuilder.DropTable(
+                name: "Disciplines");
+
+            migrationBuilder.DropTable(
+                name: "Directors");
+
+            migrationBuilder.DropTable(
+                name: "Implementers");
+        }
+    }
+}
diff --git a/CarCenterDatabaseImplement/Migrations/CarCenterDBModelSnapshot.cs b/CarCenterDatabaseImplement/Migrations/CarCenterDBModelSnapshot.cs
new file mode 100644
index 0000000..bc7cc27
--- /dev/null
+++ b/CarCenterDatabaseImplement/Migrations/CarCenterDBModelSnapshot.cs
@@ -0,0 +1,369 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+using UniversityDatabaseImplement;
+
+#nullable disable
+
+namespace UniversityDatabaseImplement.Migrations
+{
+    [DbContext(typeof(UniversityDB))]
+    partial class UniversityDBModelSnapshot : 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("UniversityDatabaseImplement.Models.Account", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientByModelsId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateOnly>("DateOfAccount")
+                        .HasColumnType("date");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientByModelsId");
+
+                    b.ToTable("Accounts");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Course")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("DirectorId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DirectorId");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.ClientByModels", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateOfClient")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("ModelsId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ModelsId");
+
+                    b.ToTable("ClientsByModelss");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Director", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Login")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Directors");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Models", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<DateOnly>("DateOfPassage")
+                        .HasColumnType("date");
+
+                    b.Property<DateOnly>("DateOfReceipt")
+                        .HasColumnType("date");
+
+                    b.Property<int>("ImplementerId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.ToTable("Modelss");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("LastName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Login")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Requirement", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("DirectorId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("NameOfRequirement")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DirectorId");
+
+                    b.ToTable("Requirements");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.RequirementByModels", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("ModelsId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("RequirementId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ModelsId");
+
+                    b.HasIndex("RequirementId");
+
+                    b.ToTable("RequirementByModelss");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Account", b =>
+                {
+                    b.HasOne("UniversityDatabaseImplement.Models.ClientByModels", "ClientByModels")
+                        .WithMany("Accounts")
+                        .HasForeignKey("ClientByModelsId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("ClientByModels");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Client", b =>
+                {
+                    b.HasOne("UniversityDatabaseImplement.Models.Director", "Director")
+                        .WithMany("Clients")
+                        .HasForeignKey("DirectorId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Director");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.ClientByModels", b =>
+                {
+                    b.HasOne("UniversityDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Modelss")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("UniversityDatabaseImplement.Models.Models", "Models")
+                        .WithMany("Clients")
+                        .HasForeignKey("ModelsId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Models");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Models", b =>
+                {
+                    b.HasOne("UniversityDatabaseImplement.Models.Implementer", "Client")
+                        .WithMany("Modelss")
+                        .HasForeignKey("ImplementerId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Requirement", b =>
+                {
+                    b.HasOne("UniversityDatabaseImplement.Models.Director", "Director")
+                        .WithMany("Requirements")
+                        .HasForeignKey("DirectorId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Director");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.RequirementByModels", b =>
+                {
+                    b.HasOne("UniversityDatabaseImplement.Models.Models", "Models")
+                        .WithMany("Requirements")
+                        .HasForeignKey("ModelsId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("UniversityDatabaseImplement.Models.Requirement", "Requirement")
+                        .WithMany("Modelss")
+                        .HasForeignKey("RequirementId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Models");
+
+                    b.Navigation("Requirement");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Modelss");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.ClientByModels", b =>
+                {
+                    b.Navigation("Accounts");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Director", b =>
+                {
+                    b.Navigation("Clients");
+
+                    b.Navigation("Requirements");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Models", b =>
+                {
+                    b.Navigation("Clients");
+
+                    b.Navigation("Requirements");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Modelss");
+                });
+
+            modelBuilder.Entity("UniversityDatabaseImplement.Models.Requirement", b =>
+                {
+                    b.Navigation("Modelss");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}