```
SELECT *
FROM system.dictionaries
WHERE name LIKE 'XXXX%'

Row 1:
──────
database:                    default
name:                        XXXX_dict
uuid:                        00000000-0000-0000-0000-000000000000
status:                      LOADED
origin:                      default.XXXX_dict
type:                        Polygon
key:                         (Array(Array(Array(Array(Float64)))))
attribute.names:             ['name','id']
attribute.types:             ['String','String']
bytes_allocated:             0
query_count:                 0
hit_rate:                    1
element_count:               433731
load_factor:                 1
source:                      ClickHouse: default.XXXX
lifetime_min:                60
lifetime_max:                1800
loading_start_time:          2021-03-11 00:07:52
last_successful_update_time: 2021-03-11 00:08:24
loading_duration:            31.595
last_exception:
```
{
    for (size_t i = 0; i < polygons.size(); ++i)
    {
        indexAddRing(polygons[i].outer(), i);
        for (const auto & inner : polygons[i].inners())
            indexAddRing(inner, i);
    }
    
    std::sort(all_edges.begin(), all_edges.end(), Edge::compareByLeftPoint);
    for (size_t i = 0; i != all_edges.size(); ++i)
        all_edges[i].edge_id = i;
    
    size_t m = all_edges.size();
    LOG_TRACE(log, "Just sorted {} edges from all {} polygons", all_edges.size(), polygons.size());
    
    auto cmp = [](const Edge & a, const Edge & b)