Changed-lines coverage:
  PR changed C/C++ lines covered by tests: 97.21% (174/179)

Uncovered changed code (with context):

================================================================================
src/Processors/QueryPlan/Optimizations/optimizeReadInOrder.cpp
================================================================================

--- uncovered block 1575-1577 ---
     1573 | {
     1574 |     if (sorting.getType() != SortingStep::Type::Full)
>>   1575 |         return nullptr;
     1576 |     if (sorting_key.column_names.empty())
>>   1577 |         return nullptr;
     1578 | 
     1579 |     std::optional<ActionsDAG> dag;
================================================================================
src/Processors/QueryPlan/ReadFromMergeTree.cpp
================================================================================

--- uncovered block 2110-2110 ---
     2108 |             {
     2109 |                 if (read_in_reverse)
>>   2110 |                     new_parts = split_ranges_for_reverse_read(std::move(new_parts));
     2111 | 
     2112 |                 pipes.emplace_back(read(

--- uncovered block 3301-3301 ---
     3299 |     /// if direction is not set, use current one
     3300 |     if (!direction)
>>   3301 |         direction = getSortDirection();
     3302 | 
     3303 |     if (direction != 1 && query_info.isFinal() && !canReadInReverseOrderWithFinal())
================================================================================
src/Storages/StorageMerge.cpp
================================================================================

--- uncovered block 1774-1774 ---
     1772 |         if (expected.column && isColumnConst(*expected.column) && (!source.column || !isColumnConst(*source.column)))
     1773 |         {
>>   1774 |             ColumnWithTypeAndName materialized = expected;
     1775 |             materialized.column = expected.column->convertToFullColumnIfConst();
     1776 |             return materialized;
WARNING: Failed to get start time for [Print Uncovered Code] - start time and duration won't be set

--- Coverage counts ---
Lines     : baseline 943,166/1,089,303  ->  current 943,055/1,089,360  (delta -111 / +57)
Functions : baseline 808,586/880,116  ->  current 808,575/880,117  (delta -11 / +1)
Branches  : baseline 309,961/393,134  ->  current 309,995/393,178  (delta +34 / +44)