diff --git a/src/ReC.Domain/Entities/Connection.cs b/src/ReC.Domain/Entities/Connection.cs
index 3cab105..b816d93 100644
--- a/src/ReC.Domain/Entities/Connection.cs
+++ b/src/ReC.Domain/Entities/Connection.cs
@@ -1,5 +1,8 @@
-namespace ReC.Domain.Entities;
+using System.ComponentModel.DataAnnotations.Schema;
 
+namespace ReC.Domain.Entities;
+
+[Table("TBDD_CONNECTION")]
 public class Connection
 {
     public short? Id { get; set; }
diff --git a/src/ReC.Domain/Entities/Endpoint.cs b/src/ReC.Domain/Entities/Endpoint.cs
index f3f8db2..a6be3c5 100644
--- a/src/ReC.Domain/Entities/Endpoint.cs
+++ b/src/ReC.Domain/Entities/Endpoint.cs
@@ -1,5 +1,8 @@
-namespace ReC.Domain.Entities;
+using System.ComponentModel.DataAnnotations.Schema;
 
+namespace ReC.Domain.Entities;
+
+[Table("TBREC_CFG_ENDPOINT")]
 public class Endpoint
 {
     public long Id { get; set; }
diff --git a/src/ReC.Domain/Entities/EndpointAuth.cs b/src/ReC.Domain/Entities/EndpointAuth.cs
index 37d745b..cd59bf5 100644
--- a/src/ReC.Domain/Entities/EndpointAuth.cs
+++ b/src/ReC.Domain/Entities/EndpointAuth.cs
@@ -1,9 +1,9 @@
 using ReC.Domain.Constants;
-using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace ReC.Domain.Entities;
 
+[Table("TBREC_CFG_ENDPOINT_AUTH")]
 public class EndpointAuth
 {
     public long? Id { get; set; }
diff --git a/src/ReC.Domain/Entities/EndpointParam.cs b/src/ReC.Domain/Entities/EndpointParam.cs
index e9bf6d9..81d57af 100644
--- a/src/ReC.Domain/Entities/EndpointParam.cs
+++ b/src/ReC.Domain/Entities/EndpointParam.cs
@@ -1,10 +1,13 @@
-namespace ReC.Domain.Entities;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace ReC.Domain.Entities;
 
 /// <summary>
 /// Represents the TBREC_CFG_ENDPOINT_PARAMS table.
 /// All properties are nullable to provide flexibility on the database side,
 /// preventing breaking changes if columns are altered to be nullable in production.
 /// </summary>
+[Table("TBREC_CFG_ENDPOINT_PARAMS", Schema = "dbo")]
 public class EndpointParam
 {
     public long? Id { get; set; }
diff --git a/src/ReC.Domain/Entities/OutRes.cs b/src/ReC.Domain/Entities/OutRes.cs
index 04fa549..b735527 100644
--- a/src/ReC.Domain/Entities/OutRes.cs
+++ b/src/ReC.Domain/Entities/OutRes.cs
@@ -1,5 +1,8 @@
-namespace ReC.Domain.Entities;
+using System.ComponentModel.DataAnnotations.Schema;
 
+namespace ReC.Domain.Entities;
+
+[Table("TBREC_OUT_RESULT", Schema = "dbo")]
 public class OutRes
 {
     public long? Id { get; set; }
diff --git a/src/ReC.Domain/Entities/Profile.cs b/src/ReC.Domain/Entities/Profile.cs
index 5da1287..5eca6a0 100644
--- a/src/ReC.Domain/Entities/Profile.cs
+++ b/src/ReC.Domain/Entities/Profile.cs
@@ -1,5 +1,8 @@
-namespace ReC.Domain.Entities;
+using System.ComponentModel.DataAnnotations.Schema;
 
+namespace ReC.Domain.Entities;
+
+[Table("TBREC_CFG_PROFILE", Schema = "dbo")]
 public class Profile
 {
     public long Id { get; set; }
diff --git a/src/ReC.Domain/Entities/RecAction.cs b/src/ReC.Domain/Entities/RecAction.cs
index f470bb5..c8089c9 100644
--- a/src/ReC.Domain/Entities/RecAction.cs
+++ b/src/ReC.Domain/Entities/RecAction.cs
@@ -1,7 +1,9 @@
 using ReC.Domain.Constants;
+using System.ComponentModel.DataAnnotations.Schema;
 
 namespace ReC.Domain.Entities;
 
+[Table("TBREC_CFG_ACTION")]
 public class RecAction
 {
     public long? Id { get; set; }
diff --git a/src/ReC.Domain/Entities/RecActionView.cs b/src/ReC.Domain/Entities/RecActionView.cs
index 6a0ed0d..264d834 100644
--- a/src/ReC.Domain/Entities/RecActionView.cs
+++ b/src/ReC.Domain/Entities/RecActionView.cs
@@ -1,5 +1,4 @@
 using ReC.Domain.Constants;
-using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace ReC.Domain.Entities;
@@ -12,14 +11,17 @@ namespace ReC.Domain.Entities;
 /// runtime mapping errors and ensures the application can handle schema changes without
 /// requiring immediate code updates.
 /// </summary>
+[Table("VWREC_ACTION", Schema = "dbo")]
 public class RecActionView
 {
     public required long Id { get; set; }
 
+    [ForeignKey("Id")]
     public RecAction? Root { get; set; }
 
     public long? ProfileId { get; set; }
 
+    [ForeignKey("ProfileId")]
     public Profile? Profile { get; set; }
 
     public string? ProfileName { get; set; }
@@ -30,6 +32,9 @@ public class RecActionView
 
     public long? EndpointId { get; set; }
 
+    [ForeignKey("EndpointId")]
+    public Endpoint? Endpoint { get; set; }
+
     public string? EndpointUri { get; set; }
 
     public long? EndpointAuthId { get; set; }
@@ -59,6 +64,9 @@ public class RecActionView
 
     public short? SqlConnectionId { get; set; }
 
+    [ForeignKey("SqlConnectionId")]
+    public Connection? SqlConnection { get; set; }
+
     public string? SqlConnectionServer { get; set; }
 
     public string? SqlConnectionDb { get; set; }