diff --git a/model/relation.go b/model/relation.go
index 32bfdc8..655a528 100644
--- a/model/relation.go
+++ b/model/relation.go
@@ -273,3 +273,21 @@ func AddRelationFn(getVal, join bool, q *QueryCondition, r RelationFn) func() (b
 		return getVal, join, q, r
 	}
 }
+
+func withOther(db dbQuery, ctx context.Context, r any, q *QueryCondition) error {
+	_, after := Relation(true, db, ctx, r, q)
+	for _, fn := range after {
+		err := fn()
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+func DBWithOther(db dbQuery, ctx context.Context, r any, q *QueryCondition) error {
+	return withOther(db, ctx, r, q)
+}
+
+func WithOther(ctx context.Context, r any, q *QueryCondition) error {
+	return withOther(globalBb, ctx, r, q)
+}
diff --git a/model/relation_test.go b/model/relation_test.go
index 907d71e..d102ce7 100644
--- a/model/relation_test.go
+++ b/model/relation_test.go
@@ -266,3 +266,21 @@ func TestGets2(t *testing.T) {
 		}
 	})
 }
+
+func TestWithOther(t *testing.T) {
+	t.Run("hasMany", func(t *testing.T) {
+		r, err := Finds[post](ctx, Conditions(
+			Where(SqlBuilder{{"id", "in", ""}}),
+			In([]any{190, 3022, 291, 2858}),
+		))
+		if err != nil {
+			t.Fatalf("fatal:%v", err)
+		}
+		if err = WithOther(ctx, &r, Conditions(
+			WithFn(true, false, nil, postHaveManyTerms),
+			WithFn(true, false, nil, postHaveManyCommentMetas),
+		)); err != nil {
+			t.Errorf("WithOther() error = %v", err)
+		}
+	})
+}