Fix merge artifact (#6997)

Author: MBkkt

ydb/core/tx/schemeshard/schemeshard__operation_apply_build_index.cpp

@@ -133,7 +133,7 @@ TVector<ISubOperation::TPtr> CancelBuildIndex(TOperationId nextId, const TTxTran
         TPath index = table.Child(indexName);
         auto tableIndexDropping = TransactionTemplate(table.PathString(), NKikimrSchemeOp::EOperationType::ESchemeOpDropTableIndex);
         auto operation = tableIndexDropping.MutableDrop();
-        operation->SetName(ToString(index.Base()->Name));
+        operation->SetName(index.Base()->Name);
 
         result.push_back(CreateDropTableIndex(NextPartId(nextId, result), tableIndexDropping));
     }

ydb/core/tx/schemeshard/schemeshard__operation_drop_table.cpp

@@ -530,9 +530,13 @@ class TDropTable: public TSubOperation {
                 if (parent.Base()->IsTableIndex()) {
                     checks
                         .IsTableIndex()
-                        .IsInsideTableIndexPath()
-                        .IsUnderDeleting()
-                        .IsUnderTheSameOperation(OperationId.GetTxId()); //allow only as part of drop base table
+                        .IsInsideTableIndexPath();
+                    // Not tmp index impl tables can be dropped only as part of drop index
+                    if (!NTableIndex::IsTmpImplTable(name)) {
+                        checks
+                            .IsUnderDeleting()
+                            .IsUnderTheSameOperation(OperationId.GetTxId());
+                    }
                 } else {
                     checks
                         .IsLikeDirectory()

ydb/core/tx/schemeshard/schemeshard_path_describer.cpp

@@ -1288,8 +1288,12 @@ void TSchemeShard::DescribeTableIndex(const TPathId& pathId, const TString& name
 
     auto indexPath = *PathsById.FindPtr(pathId);
     Y_ABORT_UNLESS(indexPath);
-    const ui8 expectedIndexImplTableCount = indexInfo->Type == NKikimrSchemeOp::EIndexType::EIndexTypeGlobalVectorKmeansTree ? 2 : 1;
-    Y_ABORT_UNLESS(indexPath->GetChildren().size() == expectedIndexImplTableCount);
+    if (indexInfo->Type == NKikimrSchemeOp::EIndexType::EIndexTypeGlobalVectorKmeansTree) {
+        // For vector index we have 4 impl tables on build stage and 2 impl tables when it's ready
+        Y_ABORT_UNLESS(indexPath->GetChildren().size() == 4 || indexPath->GetChildren().size() == 2);
+    } else {
+        Y_ABORT_UNLESS(indexPath->GetChildren().size() == 1);
+    }
 
     ui64 dataSize = 0;
     for (const auto& indexImplTablePathId : indexPath->GetChildren()) {