diff --git a/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs b/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
index f74608a3f..eb34486b5 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
@@ -220,6 +220,12 @@ namespace SqlSugar
                 EntityColumnInfo column = new EntityColumnInfo();
                 //var isVirtual = property.GetGetMethod().IsVirtual;
                 //if (isVirtual) continue;
+                var navigat=property.GetCustomAttribute(typeof(Navigat));
+                if (navigat != null) 
+                {
+                    column.IsIgnore = true;
+                    column.Navigat = navigat as Navigat;
+                }
                 var sugarColumn = property.GetCustomAttributes(typeof(SugarColumn), true)
                 .Where(it => it is SugarColumn)
                 .Select(it => (SugarColumn)it)
diff --git a/Src/Asp.Net/SqlSugar/Entities/EntityColumnInfo.cs b/Src/Asp.Net/SqlSugar/Entities/EntityColumnInfo.cs
index 6918f5dc7..ac3b22c74 100644
--- a/Src/Asp.Net/SqlSugar/Entities/EntityColumnInfo.cs
+++ b/Src/Asp.Net/SqlSugar/Entities/EntityColumnInfo.cs
@@ -36,5 +36,6 @@ namespace SqlSugar
         public string[] UIndexGroupNameList { get;  set; }
         public bool IsArray { get;  set; }
         public Type UnderType { get;  set; }
+        public Navigat Navigat { get; set; }
     }
 }
diff --git a/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs b/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
index f25c28480..796c36918 100644
--- a/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
+++ b/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
@@ -206,19 +206,19 @@ namespace SqlSugar
     [AttributeUsage(AttributeTargets.Property, Inherited = true)]
     public class Navigat: Attribute
     {
-        public string name { get; set; }
-        public Type mappingType { get; set; }
-        public string aId { get; set; }
-        public string bId { get; set; }
+        public string Name { get; set; }
+        public Type MappingType { get; set; }
+        public string MappingAId { get; set; }
+        public string MappingBId { get; set; }
         public Navigat(string name)
         {
-            this.name = name;
+            this.Name = name;
         }
         public Navigat(Type abType,string aId,string bId)
         {
-            this.mappingType = mappingType;
-            this.aId = aId;
-            this.bId= bId;
+            this.MappingType = abType;
+            this.MappingAId = aId;
+            this.MappingBId = bId;
         }
     }