diff --git a/Src/Asp.Net/SqlSugar/Abstract/QueryableProvider/NavigatManager.cs b/Src/Asp.Net/SqlSugar/Abstract/QueryableProvider/NavigatManager.cs
index 163a080d9..855449ba8 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/QueryableProvider/NavigatManager.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/QueryableProvider/NavigatManager.cs
@@ -227,7 +227,7 @@ namespace SqlSugar
             var abDb = this.Context;
             abDb = GetCrossDatabase(abDb, mappingEntity.Type);
             var queryable = abDb.Queryable<object>();
-            var abids = queryable.AS(mappingEntity.DbTableName).Filter(this.QueryBuilder?.IsDisabledGobalFilter==true?null:mappingEntity.Type).Where(conditionalModels).Select<SugarAbMapping>($"{queryable.SqlBuilder.GetTranslationColumnName(aColumn.DbColumnName)} as aid,{queryable.SqlBuilder.GetTranslationColumnName(bColumn.DbColumnName)} as bid").ToList();
+            var abids = queryable.AS(mappingEntity.DbTableName).WhereIF(navObjectNameColumnInfo?.Navigat?.WhereSql!=null, navObjectNameColumnInfo?.Navigat?.WhereSql).Filter(this.QueryBuilder?.IsDisabledGobalFilter==true?null:mappingEntity.Type).Where(conditionalModels).Select<SugarAbMapping>($"{queryable.SqlBuilder.GetTranslationColumnName(aColumn.DbColumnName)} as aid,{queryable.SqlBuilder.GetTranslationColumnName(bColumn.DbColumnName)} as bid").ToList();
 
             List<IConditionalModel> conditionalModels2 = new List<IConditionalModel>();
             conditionalModels2.Add((new ConditionalModel()
@@ -414,7 +414,7 @@ namespace SqlSugar
       
             if (list.Any() && navObjectNamePropety.GetValue(list.First()) == null)
             {
-                var navList = selector(childDb.Queryable<object>(sqlObj.TableShortName).AS(navEntityInfo.DbTableName).Filter(this.QueryBuilder?.IsDisabledGobalFilter == true ? null : navEntityInfo.Type).AddParameters(sqlObj.Parameters).Where(conditionalModels).WhereIF(sqlObj.WhereString.HasValue(), sqlObj.WhereString).Select(sqlObj.SelectString).OrderByIF(sqlObj.OrderByString.HasValue(), sqlObj.OrderByString));
+                var navList = selector(childDb.Queryable<object>(sqlObj.TableShortName).AS(navEntityInfo.DbTableName).Filter(this.QueryBuilder?.IsDisabledGobalFilter == true ? null : navEntityInfo.Type).AddParameters(sqlObj.Parameters).Where(conditionalModels).WhereIF(sqlObj.WhereString.HasValue(), sqlObj.WhereString).WhereIF(navObjectNameColumnInfo?.Navigat?.WhereSql!=null, navObjectNameColumnInfo?.Navigat?.WhereSql).Select(sqlObj.SelectString).OrderByIF(sqlObj.OrderByString.HasValue(), sqlObj.OrderByString));
                 if (navList.HasValue())
                 {
                     //var setValue = navList
diff --git a/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs b/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
index 7e1e0fbd4..3eed4a11a 100644
--- a/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
+++ b/Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
@@ -254,7 +254,7 @@ namespace SqlSugar
             this.Name2 = lastName;
             this.NavigatType = navigatType;
             this.WhereSql = whereSql;
-            Check.ExceptionEasy(navigatType != NavigateType.OneToOne, "Currently, only one-to-one navigation configuration Sql conditions are supported", "目前导航配置Sql条件只支持一对一");
+            //Check.ExceptionEasy(navigatType != NavigateType.OneToOne, "Currently, only one-to-one navigation configuration Sql conditions are supported", "目前导航配置Sql条件只支持一对一");
         }
 
         public Navigate(Type MappingTableType,string typeAiD,string typeBId)
@@ -264,6 +264,14 @@ namespace SqlSugar
             this.MappingBId = typeBId;
             this.NavigatType = NavigateType.ManyToMany;
         }
+        public Navigate(Type MappingTableType, string typeAiD, string typeBId,string mappingSql)
+        {
+            this.MappingType = MappingTableType;
+            this.MappingAId = typeAiD;
+            this.MappingBId = typeBId;
+            this.NavigatType = NavigateType.ManyToMany;
+            this.WhereSql+= mappingSql;
+        }
     }