```sql
CREATE TABLE t
(
   id Int64, 
   d String,
   p Map(String, String)
   
)
ENGINE = ReplacingMergeTree order by id settings index_granularity  = 0;


insert into t values (1,  's', {'a':'b'});

CH starts eating RAM until it crashes

the same with

insert into t select 1,  's', map('a','b');

```

{
    
    if (!renamed)
        return;
    for (const auto & [old_name, new_name, disk] : old_and_new_names)
    {
        if (old_name.empty())
            continue;
        try
        {
            const String full_path = fs::path(storage.relative_data_path) / source_dir;
            disk->moveFile(fs::path(full_path) / new_name, fs::path(full_path) / old_name);
        }
        catch (...)
        {
            tryLogCurrentException(__PRETTY_FUNCTION__);
        }
    }
}
MergeTreeData::PartHierarchy MergeTreeData::getPartHierarchy(