[yt provider] Keep sortness in FlatMap/LMap optimizers with multi outputs

YQL-13474

1 files changed, 6 insertions, 0 deletions

diff --git a/ydb/library/yql/core/expr_nodes/yql_expr_nodes.h b/ydb/library/yql/core/expr_nodes/yql_expr_nodes.h
index a500d899d36..b3fc892b377 100644
--- a/ydb/library/yql/core/expr_nodes/yql_expr_nodes.h
+++ b/ydb/library/yql/core/expr_nodes/yql_expr_nodes.h
@@ -103,6 +103,12 @@ public:
         return *this;
     }
 
+    TNodeBuilder<TParent, TCoAtom>& Value(i64 value) {
+        return value >= 0 && value <= i64(std::numeric_limits<ui32>::max()) ?
+            Value(this->Ctx.GetIndexAsString(ui32(value)), TNodeFlags::Default) :
+            Value(ToString(value), TNodeFlags::Default);
+    }
+
     TCoAtom DoBuild() {
         auto node = this->Ctx.NewAtom(this->Pos, ValueHolder, this->Flags);
         return TCoAtom(node);