Changed-lines coverage:
  PR changed C/C++ lines covered by tests: 91.25% (146/160)

Uncovered changed code (with context):

================================================================================
src/Storages/StorageTimeSeriesSelector.cpp
================================================================================

--- uncovered block 534-534 ---
      532 | 
      533 |         if (which.isUInt128())
>>    534 |             return {{make_intrusive<ASTLiteral>(UInt128{0}), make_intrusive<ASTLiteral>(std::numeric_limits<UInt128>::max())}};
      535 | 
      536 |         if (which.isUUID())

--- uncovered block 542-553 ---
      540 |         }
      541 | 
>>    542 |         if (which.isFixedString() && (typeid_cast<const DataTypeFixedString &>(type).getN() == 16))
      543 |         {
>>    544 |             auto fixed_string_16 = [](char c)
      545 |             {
>>    546 |                 return makeASTFunction("CAST",
>>    547 |                     makeASTFunction("unhex", make_intrusive<ASTLiteral>(String(32, c))),
>>    548 |                     make_intrusive<ASTLiteral>("FixedString(16)"));
      549 |             };
>>    550 |             return {{fixed_string_16('0'), fixed_string_16('f')}};
      551 |         }
      552 | 
>>    553 |         return {};
      554 |     }
      555 | 

--- uncovered block 621-621 ---
      619 |             {
      620 |                 if (name_matcher)
>>    621 |                     return {};
      622 |                 name_matcher = &matcher;
      623 |             }

--- uncovered block 636-645 ---
      634 |             return {};
      635 |         if (!makeMinMaxLiteralsForIDComponent(*id_tuple_type->getElements()[0]))
>>    636 |             return {};
      637 |         auto min_max_second_component = makeMinMaxLiteralsForIDComponent(*id_tuple_type->getElements()[1]);
      638 |         if (!min_max_second_component)
>>    639 |             return {};
      640 | 
      641 |         /// 3. The samples table stores `id` physically with exactly this type: the range conditions
      642 |         /// compare the raw column (bypassing the identity-cast alias of the SELECT list).
      643 |         auto data_table_id_column = data_table_columns.tryGetPhysical(TimeSeriesColumnNames::ID);
      644 |         if (!data_table_id_column || (data_table_id_column->type->getName() != id_data_type->getName()))
>>    645 |             return {};
      646 | 
      647 |         /// 2b. The id generator is the canonical one for this id type. The resolution order mirrors

--- uncovered block 747-748 ---
      745 |                 /// the main query would also hit, e.g. a missing access right on the tags table,
      746 |                 /// still surfaces when the main query runs the tags subquery).
>>    747 |                 LOG_DEBUG(log, "Keeping the id set condition for index analysis: the whole-metric probe failed with {}", getCurrentExceptionMessage(false));
>>    748 |                 return {};
      749 |             }
      750 |         }
WARNING: Failed to get start time for [Print Uncovered Code] - start time and duration won't be set

--- Coverage counts ---
Lines     : baseline 959,685/1,105,847  ->  current 959,390/1,106,022  (delta -295 / +175)
Functions : baseline 815,954/886,850  ->  current 815,994/886,860  (delta +40 / +10)
Branches  : baseline 317,075/400,400  ->  current 316,844/400,466  (delta -231 / +66)