diff --git a/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/20230423134819_message.Designer.cs b/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/20230423134819_message.Designer.cs
new file mode 100644
index 0000000..180e893
--- /dev/null
+++ b/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/20230423134819_message.Designer.cs
@@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using PrecastConcretePlantDatabaseImplement;
+
+#nullable disable
+
+namespace PrecastConcretePlantDatabaseImplement.Migrations
+{
+    [DbContext(typeof(PrecastConcretePlantDatabase))]
+    [Migration("20230423134819_message")]
+    partial class message
+    {
+        /// <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("PrecastConcretePlantDatabaseImplement.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.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("PrecastConcretePlantDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ReinforcedId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("ReinforcedId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.Reinforced", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.Property<string>("ReinforcedName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Reinforceds");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.ReinforcedComponent", 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>("ReinforcedId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("ReinforcedId");
+
+                    b.ToTable("ReinforcedComponents");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.MessageInfo", b =>
+                {
+                    b.HasOne("PrecastConcretePlantDatabaseImplement.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("PrecastConcretePlantDatabaseImplement.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PrecastConcretePlantDatabaseImplement.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("PrecastConcretePlantDatabaseImplement.Models.Reinforced", "Reinforced")
+                        .WithMany("Orders")
+                        .HasForeignKey("ReinforcedId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Reinforced");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.ReinforcedComponent", b =>
+                {
+                    b.HasOne("PrecastConcretePlantDatabaseImplement.Models.Component", "Component")
+                        .WithMany("ReinforcedComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PrecastConcretePlantDatabaseImplement.Models.Reinforced", "Reinfordced")
+                        .WithMany("Components")
+                        .HasForeignKey("ReinforcedId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Reinfordced");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Client", b =>
+                {
+                    b.Navigation("Messages");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("ReinforcedComponents");
+                });
+
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.Reinforced", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/20230423134819_message.cs b/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/20230423134819_message.cs
new file mode 100644
index 0000000..94f03a8
--- /dev/null
+++ b/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/20230423134819_message.cs
@@ -0,0 +1,48 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PrecastConcretePlantDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class message : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Messages",
+                columns: table => new
+                {
+                    MessageId = table.Column<string>(type: "nvarchar(450)", nullable: false),
+                    ClientId = table.Column<int>(type: "int", nullable: true),
+                    SenderName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DateDelivery = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    Subject = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Body = table.Column<string>(type: "nvarchar(max)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Messages", x => x.MessageId);
+                    table.ForeignKey(
+                        name: "FK_Messages_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Messages_ClientId",
+                table: "Messages",
+                column: "ClientId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Messages");
+        }
+    }
+}
diff --git a/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/PrecastConcretePlantDatabaseModelSnapshot.cs b/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/PrecastConcretePlantDatabaseModelSnapshot.cs
index ad1f97a..8090386 100644
--- a/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/PrecastConcretePlantDatabaseModelSnapshot.cs
+++ b/PrecastConcretePlant/PrecastConcretePlantDatabaseImplement/Migrations/PrecastConcretePlantDatabaseModelSnapshot.cs
@@ -74,6 +74,36 @@ namespace PrecastConcretePlantDatabaseImplement.Migrations
                     b.ToTable("Implementers");
                 });
 
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
             modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.Component", b =>
                 {
                     b.Property<int>("Id")
@@ -183,6 +213,15 @@ namespace PrecastConcretePlantDatabaseImplement.Migrations
                     b.ToTable("ReinforcedComponents");
                 });
 
+            modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.MessageInfo", b =>
+                {
+                    b.HasOne("PrecastConcretePlantDatabaseImplement.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
             modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Models.Order", b =>
                 {
                     b.HasOne("PrecastConcretePlantDatabaseImplement.Client", "Client")
@@ -229,6 +268,8 @@ namespace PrecastConcretePlantDatabaseImplement.Migrations
 
             modelBuilder.Entity("PrecastConcretePlantDatabaseImplement.Client", b =>
                 {
+                    b.Navigation("Messages");
+
                     b.Navigation("Orders");
                 });