Hefei

China

Research

12 December 2018

Year in Review: Tall Trends of 2018

CTBUH Research

The astronomical growth in tall building construction observed over the past decade continued in 2018, though the total number of completed buildings of 200 meters’...

10 January 2017

Year in Review: Tall Trends of 2016

Jason Gabel, Annan Shehadi, Shawn Ursini & Marshall Gerometta, CTBUH

CTBUH has determined that 128 buildings of 200 meters’ height or greater were completed around the world in 2016 – setting a new record for...

17 October 2016

Designing a Bamboo Shaped Suptertall Tower in Hefei

Guoyong Fu, Dennis Poon, Yi Zhu & Zheng Gui Ma, Thornton Tomasetti

The Evergrande International Financial Center, located in Binhu New Area CBD in Hefei, Anhui Province, China, consists of one iconic108-story, 518m tall tower, one single...

31 December 2014

Year in Review: Tall Trends of 2014

Daniel Safarik, Antony Wood, Marty Carver & Marshall Gerometta, CTBUH

An All-Time Record 97 Buildings of 200 Meters or Higher Completed in 2014 and 2014 showed further shifts towards Asia, and also surprising developments in...

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MessagesTimelineExceptionsViews22RouteQueries24Models110MailsGateSessionRequest
7.3.33PHP Version387msRequest Duration10MBMemory UsageGET city/{slug}/researchRoute
    • Booting (25.94ms)
    • Application (361ms)
    • 1 x Application (93.27%)
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      1 x Booting (6.71%)
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      uri
      GET city/{slug}/research
      middleware
      web
      controller
      App\Http\Controllers\CityController@research
      namespace
      App\Http\Controllers
      prefix
      where
      as
      city-research
      file
      app/Http/Controllers/CityController.php:696-721
      24 statements were executed318ms
      buldingdb
      • select * from `v2_cities` where `slug` = 'hefei' limit 16.61ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Bindings
        • 0. hefei
        Hints
        • Use SELECT * only if you need all columns from table
        • LIMIT without ORDER BY causes non-deterministic results, depending on the query execution plan
        Backtrace
        • 16. /app/Http/Controllers/CityController.php:706
        • 17. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 18. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 19. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 20. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select * from `v2_countries` where `v2_countries`.`id` in (34)1.18ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Hints
        • Use SELECT * only if you need all columns from table
        Backtrace
        • 21. /app/Http/Controllers/CityController.php:706
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 25. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select * from `v2_regions` where `v2_regions`.`id` in (7)1.17ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Hints
        • Use SELECT * only if you need all columns from table
        Backtrace
        • 21. /app/Http/Controllers/CityController.php:706
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 25. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select * from `ctbuh_building` where `active` = '1' and `structure_type` = 'building' and (`linked_building_status` is null or `linked_building_status` not in ('COM', 'UC', 'STO', 'UCT')) and `ctbuh_building`.`city_id` in (764) and `ctbuh_building`.`deleted_at` is null order by `height_architecture` desc, `floors_above` desc, `name_intl` asc218ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Bindings
        • 0. 1
        • 1. building
        • 2. COM
        • 3. UC
        • 4. STO
        • 5. UCT
        Hints
        • Use SELECT * only if you need all columns from table
        Backtrace
        • 21. /app/Http/Controllers/CityController.php:706
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 25. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select * from `v2_cities` where `v2_cities`.`id` in (764)18.41ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Hints
        • Use SELECT * only if you need all columns from table
        Backtrace
        • 26. /app/Http/Controllers/CityController.php:706
        • 27. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 28. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 29. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 30. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select `v2_initiatives`.*, `v2_city_initiative`.`city_id` as `pivot_city_id`, `v2_city_initiative`.`initiative_id` as `pivot_initiative_id` from `v2_initiatives` inner join `v2_city_initiative` on `v2_initiatives`.`id` = `v2_city_initiative`.`initiative_id` where `v2_city_initiative`.`city_id` in (764) order by `start_date` desc7.2ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Backtrace
        • 20. /app/Http/Controllers/CityController.php:706
        • 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select `v2_resources`.*, `v2_city_resource`.`city_id` as `pivot_city_id`, `v2_city_resource`.`resource_id` as `pivot_resource_id` from `v2_resources` inner join `v2_city_resource` on `v2_resources`.`id` = `v2_city_resource`.`resource_id` where `v2_city_resource`.`city_id` in (764) order by `type` asc, `date` desc5.07ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Backtrace
        • 20. /app/Http/Controllers/CityController.php:706
        • 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select * from `v2_people` where `v2_people`.`city_id` in (764)9.37ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Hints
        • Use SELECT * only if you need all columns from table
        Backtrace
        • 21. /app/Http/Controllers/CityController.php:706
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 24. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 25. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select `v2_roles`.*, `v2_person_role`.`person_id` as `pivot_person_id`, `v2_person_role`.`role_id` as `pivot_role_id`, `v2_person_role`.`year_start` as `pivot_year_start`, `v2_person_role`.`year_end` as `pivot_year_end`, `v2_person_role`.`title` as `pivot_title`, `v2_person_role`.`link` as `pivot_link`, `v2_person_role`.`display_order` as `pivot_display_order`, `v2_person_role`.`hide_in_lists` as `pivot_hide_in_lists` from `v2_roles` inner join `v2_person_role` on `v2_roles`.`id` = `v2_person_role`.`role_id` where `v2_person_role`.`person_id` in (1864, 1865, 1866, 1867, 1868, 1869, 2082, 2083, 2084, 2085, 2086, 2094, 2096, 2097, 2098, 2099, 2115) order by `display_order` asc, `name` asc, `pivot_title` asc, `pivot_year_start` asc10.8ms/app/Http/Controllers/CityController.php:706buldingdb
        Metadata
        Backtrace
        • 25. /app/Http/Controllers/CityController.php:706
        • 26. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 27. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 28. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
        • 29. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:176
      • select `v2_members`.*, `v2_city_member`.`city_id` as `pivot_city_id`, `v2_city_member`.`member_id` as `pivot_member_id`, `v2_city_member`.`headquarters` as `pivot_headquarters`, `v2_city_member`.`contact` as `pivot_contact` from `v2_members` inner join `v2_city_member` on `v2_members`.`id` = `v2_city_member`.`member_id` where `v2_city_member`.`city_id` = 764 and `level` > 0 and `v2_members`.`deleted_at` is null order by `level` asc, `name` asc4.16ms/app/Http/Controllers/CityController.php:756buldingdb
        Metadata
        Bindings
        • 0. 764
        • 1. 0
        Backtrace
        • 19. /app/Http/Controllers/CityController.php:756
        • 20. /app/Http/Controllers/CityController.php:708
        • 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
      • select * from `v2_resource_categories` where `type` = 'Video'1.13ms/app/Http/Controllers/CityController.php:794buldingdb
        Metadata
        Bindings
        • 0. Video
        Hints
        • Use SELECT * only if you need all columns from table
        Backtrace
        • 12. /app/Http/Controllers/CityController.php:794
        • 13. /app/Http/Controllers/CityController.php:708
        • 14. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 15. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 16. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
      • select * from `v2_resource_subcategories` where `type` = 'Video' and `id` = 41 limit 11.14ms/app/Http/Controllers/CityController.php:803buldingdb
        Metadata
        Bindings
        • 0. Video
        • 1. 41
        Hints
        • Use SELECT * only if you need all columns from table
        • LIMIT without ORDER BY causes non-deterministic results, depending on the query execution plan
        Backtrace
        • 13. /app/Http/Controllers/CityController.php:803
        • 14. /app/Http/Controllers/CityController.php:708
        • 15. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 16. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 17. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
      • select `v2_people`.*, `v2_city_person`.`city_id` as `pivot_city_id`, `v2_city_person`.`person_id` as `pivot_person_id`, `v2_city_person`.`year_start` as `pivot_year_start`, `v2_city_person`.`year_end` as `pivot_year_end`, `v2_city_person`.`title` as `pivot_title`, `v2_city_person`.`display_order` as `pivot_display_order` from `v2_people` inner join `v2_city_person` on `v2_people`.`id` = `v2_city_person`.`person_id` where `v2_city_person`.`city_id` = 764 order by `pivot_year_end` asc, `display_order` asc, `title` asc, `last_name` asc1.58ms/app/Http/Controllers/CityController.php:896buldingdb
        Metadata
        Bindings
        • 0. 764
        Backtrace
        • 19. /app/Http/Controllers/CityController.php:896
        • 20. /app/Http/Controllers/CityController.php:708
        • 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
      • select * from `global_news_posts` where `global_news_posts`.`city_id` = 764 and `global_news_posts`.`city_id` is not null and `published_at` < '2025-04-21 07:29:26' and `deleted_at` is null order by `published_at` desc1.35ms/app/Http/Controllers/CityController.php:904buldingdb
        Metadata
        Bindings
        • 0. 764
        • 1. 2025-04-21 07:29:26
        Hints
        • Use SELECT * only if you need all columns from table
        Backtrace
        • 19. /app/Http/Controllers/CityController.php:904
        • 20. /app/Http/Controllers/CityController.php:708
        • 21. /vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
        • 22. /vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:45
        • 23. /vendor/laravel/framework/src/Illuminate/Routing/Route.php:219
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        Backtrace
        • 20. /app/NavMenuItem.php:97
        • 21. /app/NavMenuItem.php:78
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        Metadata
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        Hints
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        • 21. view::common.header:85
        • 23. /vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php:59
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        Metadata
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        Hints
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        Backtrace
        • 19. /app/NavMenuItem.php:110
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        • 21. view::common.header:85
        • 23. /vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php:59
        • 24. /vendor/facade/ignition/src/Views/Engines/CompilerEngine.php:36
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        Metadata
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        Hints
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        Backtrace
        • 19. /app/NavMenuItem.php:110
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        • 21. view::common.header:85
        • 23. /vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php:59
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