diff --git a/Projects/DLL/SystemX.Core.DB.dll b/Projects/DLL/SystemX.Core.DB.dll
index 45ce1d1..b8b1118 100644
Binary files a/Projects/DLL/SystemX.Core.DB.dll and b/Projects/DLL/SystemX.Core.DB.dll differ
diff --git a/Projects/DLL/SystemX.Core.dll b/Projects/DLL/SystemX.Core.dll
index f2cf488..6f25c2b 100644
Binary files a/Projects/DLL/SystemX.Core.dll and b/Projects/DLL/SystemX.Core.dll differ
diff --git a/Projects/SystemX.Core/SystemX.Core.DB/UniqueKeyDB/Context/UniqueKeyDBContext.cs b/Projects/SystemX.Core/SystemX.Core.DB/UniqueKeyDB/Context/UniqueKeyDBContext.cs
index 779c2b4..66decdb 100644
--- a/Projects/SystemX.Core/SystemX.Core.DB/UniqueKeyDB/Context/UniqueKeyDBContext.cs
+++ b/Projects/SystemX.Core/SystemX.Core.DB/UniqueKeyDB/Context/UniqueKeyDBContext.cs
@@ -11,10 +11,26 @@ public partial class UniqueKeyDBContext : DbContext
     {
     }
 
+    public virtual DbSet<tPairKeyStorage> tPairKeyStorages { get; set; }
+
     public virtual DbSet<tUniqueKeyStorage> tUniqueKeyStorages { get; set; }
 
     protected override void OnModelCreating(ModelBuilder modelBuilder)
     {
+        modelBuilder.Entity<tPairKeyStorage>(entity =>
+        {
+            entity.HasKey(e => e.cPrimaryKey).HasName("PK_cProductKey");
+
+            entity.ToTable("tPairKeyStorage");
+
+            entity.HasIndex(e => e.cSecondaryKey, "UQ_cMacAddress").IsUnique();
+
+            entity.Property(e => e.cPrimaryKey).HasMaxLength(50);
+            entity.Property(e => e.cSecondaryKey).HasMaxLength(50);
+            entity.Property(e => e.cValue1).HasMaxLength(200);
+            entity.Property(e => e.cValue2).HasMaxLength(200);
+        });
+
         modelBuilder.Entity<tUniqueKeyStorage>(entity =>
         {
             entity.HasKey(e => e.cIdentity).HasName("PK__tUniqueK__3EBC650DADDCD506");
diff --git a/Projects/SystemX.Core/SystemX.Core.DB/UniqueKeyDB/Tables/tPairKeyStorage.cs b/Projects/SystemX.Core/SystemX.Core.DB/UniqueKeyDB/Tables/tPairKeyStorage.cs
new file mode 100644
index 0000000..cb30c1d
--- /dev/null
+++ b/Projects/SystemX.Core/SystemX.Core.DB/UniqueKeyDB/Tables/tPairKeyStorage.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+
+namespace SystemX.Core.DB;
+
+public partial class tPairKeyStorage
+{
+    public string cPrimaryKey { get; set; } = null!;
+
+    public string cSecondaryKey { get; set; } = null!;
+
+    public string? cValue1 { get; set; }
+
+    public string? cValue2 { get; set; }
+
+    public DateTime cDateTime { get; set; }
+}