Changed-lines coverage:
  PR changed C/C++ lines covered by tests: 85.11% (40/47)

Uncovered changed code (with context):

================================================================================
src/Processors/QueryPlan/MaterializingCTEStep.cpp
================================================================================

--- uncovered block 222-227 ---
      220 |         auto * root = plan.getRootNode();
      221 |         if (!root)
>>    222 |             return;
      223 |         auto * delayed = typeid_cast<DelayedMaterializingCTEsStep *>(root->step.get());
      224 |         if (!delayed || !predicate(*delayed))
      225 |             break;
>>    226 |         if (root->children.size() != 1)
>>    227 |             throw Exception(
      228 |                 ErrorCodes::LOGICAL_ERROR,
      229 |                 "Expected DelayedMaterializingCTEsStep to have exactly one child, got {}",

--- uncovered block 236-236 ---
      234 |     auto * root = plan.getRootNode();
      235 |     if (!root)
>>    236 |         return;
      237 | 
      238 |     /// Walk every node below the root; for each child pointer, while the

--- uncovered block 255-257 ---
      253 |             {
      254 |                 if (!predicate(*delayed))
>>    255 |                     break;
      256 |                 if (child->children.size() != 1)
>>    257 |                     throw Exception(
      258 |                         ErrorCodes::LOGICAL_ERROR,
      259 |                         "Expected DelayedMaterializingCTEsStep to have exactly one child, got {}",
================================================================================
src/Processors/QueryPlan/MaterializingCTEStep.h
================================================================================

--- uncovered block 116-116 ---
      114 | 
      115 | private:
>>    116 |     void updateOutputHeader() override { output_header = getInputHeaders().front(); }
      117 | 
      118 |     std::vector<MaterializedCTEPtr> ctes;
WARNING: Failed to get start time for [Print Uncovered Code] - start time and duration won't be set

--- Coverage counts ---
Lines     : baseline 970,738/1,119,146  ->  current 970,644/1,119,179  (delta -94 / +33)
Functions : baseline 821,274/893,087  ->  current 821,269/893,096  (delta -5 / +9)
Branches  : baseline 321,986/407,216  ->  current 321,995/407,228  (delta +9 / +12)