From 030887f2a3d9e1d289e3a9d409dd7d54313ec82a Mon Sep 17 00:00:00 2001
From: Pisarenko Grigoriy <grigoriypisar@ydb.tech>
Date: Mon, 3 Nov 2025 12:27:02 +0300
Subject: [PATCH] Improved session actor logs on query fail

---
 ydb/core/kqp/session_actor/kqp_session_actor.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/ydb/core/kqp/session_actor/kqp_session_actor.cpp b/ydb/core/kqp/session_actor/kqp_session_actor.cpp
index b61115e38a61..713ad7573e23 100644
--- a/ydb/core/kqp/session_actor/kqp_session_actor.cpp
+++ b/ydb/core/kqp/session_actor/kqp_session_actor.cpp
@@ -2503,7 +2503,10 @@ class TKqpSessionActor : public TActorBootstrapped<TKqpSessionActor>, IActorExce
             }
         }
 
-        LOG_W("ReplyQueryCompileError, status " << QueryState->CompileResult->Status << " remove tx with tx_id: " << txId.GetHumanStr());
+        LOG_W("ReplyQueryCompileError, status: " << QueryState->CompileResult->Status
+            << ", issues: " << Join(", ", QueryResponse->Record.GetResponse().GetQueryIssues())
+            << ", remove tx with tx_id: " << txId.GetHumanStr());
+
         if (auto ctx = Transactions.ReleaseTransaction(txId)) {
             ctx->Invalidate();
             if (!ctx->BufferActorId) {
@@ -2984,7 +2987,8 @@ class TKqpSessionActor : public TActorBootstrapped<TKqpSessionActor>, IActorExce
     void ReplyQueryError(Ydb::StatusIds::StatusCode ydbStatus,
         const TString& message, std::optional<google::protobuf::RepeatedPtrField<Ydb::Issue::IssueMessage>> issues = {})
     {
-        LOG_W("Create QueryResponse for error on request, msg: " << message);
+        LOG_W("Create QueryResponse for error on request, msg: " << message << ", status: " << ydbStatus
+            << (issues ? TStringBuilder() << ", issues: " << Join(", ", *issues) : TStringBuilder()));
 
         QueryResponse = std::make_unique<TEvKqp::TEvQueryResponse>();
         QueryResponse->Record.SetYdbStatus(ydbStatus);