Changed-lines coverage:
  PR changed C/C++ lines covered by tests: 86.11% (31/36)

Uncovered changed code (with context):

================================================================================
src/Storages/StorageMerge.cpp
================================================================================

--- uncovered block 499-499 ---
      497 |     auto base_metadata = IStorage::getInMemoryMetadataPtr(query_context, bypass_metadata_cache);
      498 |     if (!query_context)
>>    499 |         return base_metadata;
      500 | 
      501 |     auto virtuals = createVirtuals();

--- uncovered block 1589-1591 ---
     1587 |         if (source_databases_and_tables)
     1588 |         {
>>   1589 |             if (auto it = source_databases_and_tables->find(database_name); it != source_databases_and_tables->end())
>>   1590 |                 return it->second.contains(table_name_);
>>   1591 |             return false;
     1592 |         }
     1593 |         return source_table_regexp->match(table_name_);

--- uncovered block 1972-1972 ---
     1970 |             return false;
     1971 |         }
>>   1972 |         return true;
     1973 |     });
     1974 | 
WARNING: Failed to get start time for [Print Uncovered Code] - start time and duration won't be set

--- Coverage counts ---
Lines     : baseline 941,371/1,088,082  ->  current 941,871/1,088,093  (delta +500 / +11)
Functions : baseline 808,154/879,788  ->  current 808,162/879,786  (delta +8 / -2)
Branches  : baseline 309,153/392,526  ->  current 309,413/392,546  (delta +260 / +20)