From 6e276ee64d17eff6345582b4d1780a324cb7e57a Mon Sep 17 00:00:00 2001
From: Oleg Doronin <dorooleg@yandex.ru>
Date: Wed, 26 Nov 2025 21:42:39 +0000
Subject: [PATCH 1/2] fix some comments for export column tables

---
 ydb/apps/ydbd/export.cpp                | 26 -------------------------
 ydb/apps/ydbd/export.h                  | 12 ------------
 ydb/core/tx/datashard/export_common.cpp | 12 ++++++++----
 3 files changed, 8 insertions(+), 42 deletions(-)
 delete mode 100644 ydb/apps/ydbd/export.cpp
 delete mode 100644 ydb/apps/ydbd/export.h

diff --git a/ydb/apps/ydbd/export.cpp b/ydb/apps/ydbd/export.cpp
deleted file mode 100644
index de0efb5a834f..000000000000
--- a/ydb/apps/ydbd/export.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-#include "export.h"
-
-#include <ydb/core/tx/datashard/export_s3.h>
-
-NKikimr::NDataShard::IExport* TDataShardExportFactory::CreateExportToYt(
-        const IExport::TTask& task, const IExport::TTableColumns& columns) const
-{
-    Y_UNUSED(task);
-    Y_UNUSED(columns);
-    return nullptr; // not supported
-}
-
-NKikimr::NDataShard::IExport* TDataShardExportFactory::CreateExportToS3(
-        const IExport::TTask& task, const IExport::TTableColumns& columns) const
-{
-#ifndef KIKIMR_DISABLE_S3_OPS
-    return new NKikimr::NDataShard::TS3Export(task, columns);
-#else
-    Y_UNUSED(task);
-    Y_UNUSED(columns);
-    return nullptr;
-#endif
-}
-
-void TDataShardExportFactory::Shutdown() {
-}
diff --git a/ydb/apps/ydbd/export.h b/ydb/apps/ydbd/export.h
deleted file mode 100644
index 9d077f16aa5e..000000000000
--- a/ydb/apps/ydbd/export.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#pragma once
-
-#include <ydb/core/tx/datashard/export_iface.h>
-
-class TDataShardExportFactory : public NKikimr::NDataShard::IExportFactory {
-    using IExport = NKikimr::NDataShard::IExport;
-
-public:
-    IExport* CreateExportToYt(const IExport::TTask& task, const IExport::TTableColumns& columns) const override;
-    IExport* CreateExportToS3(const IExport::TTask& task, const IExport::TTableColumns& columns) const override;
-    void Shutdown() override;
-};
diff --git a/ydb/core/tx/datashard/export_common.cpp b/ydb/core/tx/datashard/export_common.cpp
index 52857ab3feab..a2003a61e1da 100644
--- a/ydb/core/tx/datashard/export_common.cpp
+++ b/ydb/core/tx/datashard/export_common.cpp
@@ -24,8 +24,10 @@ static void ResortColumns(
         return it->second;
     });
 }
-static TMaybe<Ydb::Table::CreateTableRequest> GenRowTableScheme(const TMap<ui32, TUserTable::TUserColumn>& columns,
-                                                             const NKikimrSchemeOp::TPathDescription& pathDesc) {
+static TMaybe<Ydb::Table::CreateTableRequest> GenRowTableScheme(
+        const TMap<ui32, TUserTable::TUserColumn>& columns,
+        const NKikimrSchemeOp::TPathDescription& pathDesc)
+{
     if (!pathDesc.HasTable()) {
         return Nothing();
     }
@@ -68,8 +70,10 @@ static TMaybe<Ydb::Table::CreateTableRequest> GenRowTableScheme(const TMap<ui32,
     return scheme;
 }
 
-static TMaybe<Ydb::Table::CreateTableRequest> GenColumnTableScheme(const TMap<ui32, TUserTable::TUserColumn>& columns,
-                                                                   const NKikimrSchemeOp::TPathDescription& pathDesc) {
+static TMaybe<Ydb::Table::CreateTableRequest> GenColumnTableScheme(
+        const TMap<ui32, TUserTable::TUserColumn>& columns,
+        const NKikimrSchemeOp::TPathDescription& pathDesc)
+{
     if (!pathDesc.HasColumnTableDescription()) {
         return Nothing();
     }

From e79cb165a1b74541de5630596a737dc3bb2cf85a Mon Sep 17 00:00:00 2001
From: Oleg Doronin <dorooleg@yandex.ru>
Date: Thu, 27 Nov 2025 16:28:15 +0000
Subject: [PATCH 2/2] clean

---
 ydb/apps/ydbd/ya.make | 2 --
 1 file changed, 2 deletions(-)

diff --git a/ydb/apps/ydbd/ya.make b/ydb/apps/ydbd/ya.make
index 594cd76c0931..f6618a1106dc 100644
--- a/ydb/apps/ydbd/ya.make
+++ b/ydb/apps/ydbd/ya.make
@@ -23,8 +23,6 @@ IF (OS_WINDOWS)
 ENDIF()
 
 SRCS(
-    export.cpp
-    export.h
     main.cpp
 )