diff --git a/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/InsertNavProviderManyToMany.cs b/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/InsertNavProviderManyToMany.cs
index 906d53925..e710bf5b6 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/InsertNavProviderManyToMany.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/InsertNavProviderManyToMany.cs
@@ -26,6 +26,12 @@ namespace SqlSugar
                    .Where(it => it.PropertyName != mappingA.PropertyName)
                    .Where(it => it.PropertyName != mappingB.PropertyName)
                    .Where(it => it.IsPrimarykey && !it.IsIdentity && it.OracleSequenceName.IsNullOrEmpty()).FirstOrDefault();
+            var mappingBizDeleteColumn = mappingEntity.Columns.FirstOrDefault(it =>
+                       it.DbColumnName.EqualCase("isdelete") ||
+                       it.PropertyName.EqualCase("isdelete") ||
+                       it.DbColumnName.EqualCase("isdeleted") ||
+                       it.PropertyName.EqualCase("isdeleted")
+            );
             Check.Exception(mappingA == null || mappingB == null, $"Navigate property {name} error ", $"导航属性{name}配置错误");
             List<Dictionary<string, object>> mappgingTables = new List<Dictionary<string, object>>();
             foreach (var item in parentList)
@@ -40,6 +46,10 @@ namespace SqlSugar
                     Dictionary<string,object> keyValuePairs = new Dictionary<string,object>();
                     keyValuePairs.Add(mappingA.DbColumnName, parentId);
                     keyValuePairs.Add(mappingB.DbColumnName, chidId);
+                    if (mappingBizDeleteColumn != null) 
+                    {
+                        keyValuePairs.Add(mappingBizDeleteColumn.DbColumnName, UtilMethods.GetDefaultValue(mappingBizDeleteColumn.UnderType));
+                    }
                     if (mappingPk != null) 
                     {
                         SetMappingTableDefaultValue(mappingPk, keyValuePairs);
diff --git a/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/UpdateNavManyToMany.cs b/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/UpdateNavManyToMany.cs
index 1c05e41f6..eba74f07d 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/UpdateNavManyToMany.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/ExecuteNavProvider/UpdateNavManyToMany.cs
@@ -26,6 +26,11 @@ namespace SqlSugar
                    .Where(it => it.PropertyName != mappingA.PropertyName)
                    .Where(it => it.PropertyName != mappingB.PropertyName)
                    .Where(it => it.IsPrimarykey && !it.IsIdentity && it.OracleSequenceName.IsNullOrEmpty()).FirstOrDefault();
+            var mappingBizDeleteColumn = mappingEntity.Columns.FirstOrDefault(it =>
+               it.DbColumnName.EqualCase("isdelete") ||
+               it.PropertyName.EqualCase("isdelete") ||
+               it.DbColumnName.EqualCase("isdeleted") ||
+               it.PropertyName.EqualCase("isdeleted"));
             Check.Exception(mappingA == null || mappingB == null, $"Navigate property {name} error ", $"导航属性{name}配置错误");
             List<Dictionary<string, object>> mappgingTables = new List<Dictionary<string, object>>();
             var ids=new List<object>();
@@ -52,6 +57,10 @@ namespace SqlSugar
                     Dictionary<string, object> keyValuePairs = new Dictionary<string, object>();
                     keyValuePairs.Add(mappingA.DbColumnName, parentId);
                     keyValuePairs.Add(mappingB.DbColumnName, chidId);
+                    if (mappingBizDeleteColumn != null)
+                    {
+                        keyValuePairs.Add(mappingBizDeleteColumn.DbColumnName, UtilMethods.GetDefaultValue(mappingBizDeleteColumn.UnderType));
+                    }
                     if (mappingPk != null)
                     {
                         SetMappingTableDefaultValue(mappingPk, keyValuePairs);