```
milovidov@milovidov-desktop:~/work/ClickHouse$ build/utils/db-generator/query_db_generator 
^C
milovidov@milovidov-desktop:~/work/ClickHouse$ build/utils/db-generator/query_db_generator --help
^C
milovidov@milovidov-desktop:~/work/ClickHouse$ build/utils/db-generator/query_db_generator < query.sql 
milovidov@milovidov-desktop:~/work/ClickHouse$ build/utils/db-generator/query_db_generator query.sql 
^C
```

{
    auto point_place = c.rfind('.');
    std::string db{};
    std::string column{};
    if (point_place != std::string::npos)
    {
        db = c.substr(0, point_place);
        column = c.substr(point_place + 1);
    }
    else
    {
        column = c;
    }
    return { db, column };
}
enum Type : ColumnType