Page Time: 0.0667s

Memory: 10.5157 MB (Peak: 11.7664 MB)

Queries (12, time: 0.0060s, 9.0%)

  1. SELECT data_key, data_value
    FROM xf_data_registry
    WHERE data_key IN ('options', 'languages', 'contentTypes', 'codeEventListeners', 'deferredRun', 'simpleCache', 'addOns', 'defaultStyleProperties', 'routeFiltersIn', 'routeFiltersOut', 'routesPublic', 'nodeTypes', 'bannedIps', 'discouragedIps', 'styles', 'displayStyles', 'userBanners', 'smilies', 'bbCode', 'threadPrefixes', 'userTitleLadder', 'reportCounts', 'moderationCounts', 'userModerationCounts', 'notices', 'userFieldsInfo')
    Run Time: 0.000704
    Select TypeTableTypePossible KeysKeyKey LenRefRowsExtra
    SIMPLExf_data_registryrangePRIMARYPRIMARY27 26Using where
  2. SELECT data_key, data_value
    FROM xf_data_registry
    WHERE data_key IN ('brListenerClasses', 'brBriviumAddOns')
    Run Time: 0.000154
    Select TypeTableTypePossible KeysKeyKey LenRefRowsExtra
    SIMPLExf_data_registryrangePRIMARYPRIMARY27 2Using where
  3. SELECT *
    FROM xf_brivium_addon
    ORDER BY addon_id
    Run Time: 0.000142
    Select TypeTableTypePossible KeysKeyKey LenRefRowsExtra
    SIMPLExf_brivium_addonindex PRIMARY77 1 
  4. INSERT INTO xf_data_registry
    	(data_key, data_value)
    VALUES
    	(?, ?)
    ON DUPLICATE KEY UPDATE
    	data_value = VALUES(data_value)
    Params: brBriviumAddOns, a:0:{}
    Run Time: 0.000128
  5. SELECT cache_value
    FROM xf_permission_combination
    WHERE permission_combination_id = ?
    Params: 1
    Run Time: 0.000173
    Select TypeTableTypePossible KeysKeyKey LenRefRowsExtra
    SIMPLExf_permission_combinationconstPRIMARYPRIMARY4const1 
  6. SELECT thread.*
    	,
    		user.gender, user.avatar_date, user.gravatar,
    		NULL AS thread_read_date,
    		0 AS thread_reply_banned,
    		0 AS thread_is_watched,
    		'' AS draft_message, NULL AS draft_extra
    FROM xf_thread AS thread
    
    		LEFT JOIN xf_user AS user ON
    			(user.user_id = thread.user_id)
    WHERE thread.thread_id = ?
    Params: 289284
    Run Time: 0.000369
    Select TypeTableTypePossible KeysKeyKey LenRefRowsExtra
    SIMPLEthreadconstPRIMARYPRIMARY4const1 
    SIMPLEuserconstPRIMARYPRIMARY4const1 
  7. SELECT node.*, forum.*
    	,
    	permission.cache_value AS node_permission_cache,
    		NULL AS forum_read_date
    FROM xf_forum AS forum
    INNER JOIN xf_node AS node ON (node.node_id = forum.node_id)
    
    	LEFT JOIN xf_permission_cache_content AS permission
    		ON (permission.permission_combination_id = 1
    			AND permission.content_type = 'node'
    			AND permission.content_id = forum.node_id)
    WHERE node.node_id = ?
    Params: 38
    Run Time: 0.000453
    Select TypeTableTypePossible KeysKeyKey LenRefRowsExtra
    SIMPLEforumconstPRIMARYPRIMARY4const1 
    SIMPLEnodeconstPRIMARYPRIMARY4const1 
    SIMPLEpermissionconstPRIMARYPRIMARY35const,const,const1 
  8. SELECT post.*
    	,
    		thread.*, thread.user_id AS thread_user_id, thread.username AS thread_username,
    		thread.post_date AS thread_post_date,
    		post.user_id, post.username, post.post_date,
    		bb_code_parse_cache.parse_tree AS message_parsed, bb_code_parse_cache.cache_version AS message_cache_version,
    		user.*, IF(user.username IS NULL, post.username, user.username) AS username,
    		user_profile.*,
    		user_privacy.*,
    		signature_parse_cache.parse_tree AS signature_parsed, bb_code_parse_cache.cache_version AS signature_cache_version,
    		session_activity.view_date AS last_view_date,
    		0 AS like_date
    FROM xf_post AS post
    
    		INNER JOIN xf_thread AS thread ON
    			(thread.thread_id = post.thread_id)
    		LEFT JOIN xf_bb_code_parse_cache AS bb_code_parse_cache ON
    			(bb_code_parse_cache.content_type = 'post' AND bb_code_parse_cache.content_id = post.post_id)
    		LEFT JOIN xf_user AS user ON
    			(user.user_id = post.user_id)
    		LEFT JOIN xf_user_profile AS user_profile ON
    			(user_profile.user_id = post.user_id)
    		LEFT JOIN xf_user_privacy AS user_privacy ON
    			(user_privacy.user_id = post.user_id)
    		LEFT JOIN xf_bb_code_parse_cache AS signature_parse_cache ON
    			(signature_parse_cache.content_type = 'signature' AND signature_parse_cache.content_id = post.user_id)
    		LEFT JOIN xf_session_activity AS session_activity ON
    			(post.user_id > 0 AND session_activity.user_id = post.user_id AND session_activity.unique_key = CAST(post.user_id AS BINARY))
    WHERE (
    		(post.thread_id = ?  AND (post.position >= 0 AND post.position < 10) )
    		
    		
    	)
    	AND (post.message_state IN ('visible'))
    ORDER BY post.position ASC, post.post_date ASC
    Params: 289284
    Run Time: 0.002325
    Select TypeTableTypePossible KeysKeyKey LenRefRowsExtra
    SIMPLEthreadconstPRIMARYPRIMARY4const1Using filesort
    SIMPLEpostrefthread_id_post_date,thread_id_positionthread_id_post_date4const1Using index condition; Using where
    SIMPLEbb_code_parse_cacheeq_refcontent_type_idcontent_type_id31const,xenforo.cc.post.post_id1Using where
    SIMPLEusereq_refPRIMARYPRIMARY4xenforo.cc.post.user_id1 
    SIMPLEuser_profileeq_refPRIMARYPRIMARY4xenforo.cc.post.user_id1 
    SIMPLEuser_privacyeq_refPRIMARYPRIMARY4xenforo.cc.post.user_id1 
    SIMPLEsignature_parse_cacheeq_refcontent_type_idcontent_type_id31const,xenforo.cc.post.user_id1Using where
    SIMPLEsession_activityeq_refPRIMARYPRIMARY22xenforo.cc.post.user_id,func1Using where
  9. INSERT  INTO xf_thread_view
    	(thread_id)
    VALUES
    	(?)
    Params: 289284
    Run Time: 0.000089
  10. INSERT INTO `xf_session` (`session_id`, `session_data`, `expiry_date`) VALUES (?, ?, ?)
    Params: 14a2de3233263113c3dc22574b7aceec, , 1714402567
    Run Time: 0.000693
  11. INSERT INTO xf_session_activity
    	(user_id, unique_key, ip, controller_name, controller_action, view_state, params, view_date, robot_key)
    VALUES
    	(?, ?, ?, ?, ?, ?, ?, ?, ?)
    ON DUPLICATE KEY UPDATE
    	ip = VALUES(ip),
    	controller_name = VALUES(controller_name),
    	controller_action = VALUES(controller_action),
    	view_state = VALUES(view_state),
    	params = VALUES(params),
    	view_date = VALUES(view_date),
    	robot_key = VALUES(robot_key)
    Params: 0, , , XenForo_ControllerPublic_Thread, Index, valid, thread_id=289284, 1714398967,
    Run Time: 0.000110
  12. INSERT INTO xf_bb_code_parse_cache
    	(content_type, content_id, parse_tree, cache_version, cache_date)
    VALUES (?, ?, ?, ?, ?)
    ON DUPLICATE KEY UPDATE parse_tree = VALUES(parse_tree),
    	cache_version = VALUES(cache_version),
    	cache_date = VALUES(cache_date)
    Params: post, 295901, a:5:{i:0;a:4:{s:3:"tag";s:3:"img";s:6:"option";N;s:8:"original";a:2:{i:0;s:5:"[IMG]";i:1;s:6:"[/IMG]";}s:8:"children";a:1:{i:0;s:38:"http://pic1.zhimg.com/da8e974dc_is.jpg";}}i:1;s:14:" 知乎用户 ";i:2;a:4:{s:3:"tag";s:3:"url";s:6:"option";s:57:"https://www.zhihu.com/question/361939407/answer/967860312";s:8:"original";a:2:{i:0;s:65:"[URL='https://www.zhihu.com/question/361939407/answer/967860312']";i:1;s:6:"[/URL]";}s:8:"children";a:1:{i:0;s:12:"阅读原文";}}i:3;s:3634:" 这个问题在 2005 年左右,几乎相当于一个钱学森之问了:“为什么中国地大物博,却造不出来一台能和佳能索尼消费级 DC 相比的产品?更何况是单反”。当时我不负责这条线,工作原因我也被卷进去参与了讨论,期间还受邀参观过尼康和奥林巴斯在珠海的镜片工厂。我自己总结的原因如下: 第一部分:机身设计与光学性能,与日本差距巨大。以尼康为例吧,尼康在 1917 年创业,名字就叫日本光学工业株式会社。从那时候开始起,尼康就一直在研究光学方面的东西。整个二战期间,日军使用的所有光学器材,特别是海军使用的各种光学观测系统,都是尼康制造的。在把科研成果落实到低成本上的经验,日本要领先中国半个世纪都不止。有些东西我们不是弄不出来,而是不能工业化低成本生产,这是我们在光学能力上和日本差距最大的地方。至今日本几大公司也是全球顶尖的光学性能公司,而我们自己一家靠谱的光学厂都没有。 尼康在 1920S 就开始研发相机,并在那个年代注册了 Nikkor 镜头品牌,至今整整 100 年。这 100 年里,我们有过海鸥,有过凤凰,因为各种原因吧,里里外外都有,没有一家能保存到现在。 1959 年,尼康第一台单反相机——Nikon F 诞生。2020 年,尼康最新的全画幅单反数码相机阵列,使用的还是 1959 年的 F 卡口。这已经过去了 60 年了。 没有自己的机身和光学系统,在相机行业就相当于一个孤儿。当年富士搞 S2Pro DSLR,竟然用的是尼康的机身,为什么?就因为富士没有自己的单反机身和卡口标准,最后只能去买尼康的授权。 我们自己的单反厂商,只能靠兼容这些卡口才能生存,在漫长的发展历史中,没有自己的卡口国际标准,也不被别人承认。 第二部分:半导体技术,电子技术,马达技术长期落后于世界。可能现在华为搞了几块芯片之后大家都很沸腾,但是在相机领域,我们长期落后于世界主流水平。2005 年,当时海鸥也很不服气,觉得尼康能做的他们也能做,结果完全搞不了。2003 年,佳能就已经发布了第一代专用的 DSP 芯片 Digic,用于 EOS300D,目前发展了多少代我已经不记得了。而索尼更是在 20 年前就广泛布局了 CCD 和 CMOS 业务,当年敢于进军这个产业的还有富士的 SuperCCD,只是最后被索尼干垮了。 再说个。 这个行业,就是不积跬步无以至千里的,索尼用了几十年,才有了今天的感光元件成就(而且对中国相机厂商几乎从不出口)。 总结一下,我们为什么没有数码相机公司? 没有机身,没有光学系统积累,没有卡口标准,没有芯片技术,没有算法,没有马达技术,没有国际一流水准的镜头加工技术,没有低成本的镜片生产水平。 更没有尼康佳能索尼的技术输出和授权,我们想买人家都不卖给我们,人家可以全套授权给富士,就不可能授权给我们。 所以,没有..... 另外,反对那个高赞答案。数码相机在超高速增长的年代里,我们依然搞不出来,而国家确实是想搞出来的,把这个当战略项目,还是搞不出来。 相机不只是相机,这是一个大国在光学和影像技术上的战略能力,尼康不只是相机公司,还是全球领先的医学影像公司。这不是目前相机市场不大就能搪塞过去的。 ";i:4;a:4:{s:3:"tag";s:3:"url";s:6:"option";s:39:"http://www.zhihu.com/question/361939407";s:8:"original";a:2:{i:0;s:47:"[URL='http://www.zhihu.com/question/361939407']";i:1;s:6:"[/URL]";}s:8:"children";a:1:{i:0;s:12:"阅读原文";}}}, 1621686945, 1714398967
    Run Time: 0.000683

Included Files (108, XenForo Classes: 62)

  1. index.php
  2. library/XenForo/Autoloader.php
  3. library/XenForo/Application.php
  4. library/Zend/Registry.php
  5. library/Lgpl/utf8.php
  6. library/Zend/Config.php
  7. library/config.php
  8. library/XenForo/FrontController.php
  9. library/XenForo/Dependencies/Public.php
  10. library/XenForo/Dependencies/Abstract.php
  11. library/Zend/Controller/Request/Http.php
  12. library/Zend/Controller/Request/Abstract.php
  13. library/Zend/Uri.php
  14. library/Zend/Controller/Response/Http.php
  15. library/Zend/Controller/Response/Abstract.php
  16. library/XenForo/Model/DataRegistry.php
  17. library/XenForo/Model.php
  18. library/Zend/Db.php
  19. library/Zend/Db/Adapter/Mysqli.php
  20. library/Zend/Db/Adapter/Abstract.php
  21. library/Zend/Db/Select.php
  22. library/Zend/Db/Expr.php
  23. library/Zend/Db/Profiler.php
  24. library/Zend/Db/Statement/Mysqli.php
  25. library/Zend/Db/Statement.php
  26. library/Zend/Db/Statement/Interface.php
  27. library/Zend/Db/Profiler/Query.php
  28. library/XenForo/CodeEvent.php
  29. library/XenForo/Options.php
  30. library/XenForo/Link.php
  31. library/XenForo/Template/Helper/Core.php
  32. library/XenResource/Listener/Proxy.php
  33. library/XenGallery/Listener.php
  34. library/Brivium/BriviumHelper/EventListeners.php
  35. library/Brivium/BriviumHelper/1000271/EventListeners.php
  36. library/SV/RedisCache/Listener.php
  37. library/BestAnswer/Listener.php
  38. library/SV/RedisCache/XenForo/Model/DataRegistry.php
  39. library/Brivium/BriviumHelper/Model/ListenerClass.php
  40. library/Brivium/BriviumHelper/1000271/Model/ListenerClass.php
  41. library/XenForo/Router.php
  42. library/XenForo/Route/Filter.php
  43. library/XenForo/Route/Interface.php
  44. library/XenForo/Route/ResponseSuffix.php
  45. library/XenForo/Route/Prefix.php
  46. library/XenForo/Route/Prefix/Threads.php
  47. library/XenForo/RouteMatch.php
  48. library/XenForo/ControllerPublic/Thread.php
  49. library/XenForo/ControllerPublic/Abstract.php
  50. library/XenForo/Controller.php
  51. library/BestAnswer/ControllerPublic/Thread.php
  52. library/XenForo/Input.php
  53. library/XenForo/Session.php
  54. library/XenForo/Helper/Ip.php
  55. library/XenForo/Visitor.php
  56. library/XenForo/Model/User.php
  57. library/BestAnswer/Model/User.php
  58. library/XenResource/Listener/Proxy/ModelUser.php
  59. library/XenGallery/Model/User.php
  60. library/XenForo/Permission.php
  61. library/XenForo/Helper/Php.php
  62. library/XenForo/Phrase.php
  63. library/XenForo/Locale.php
  64. library/XenForo/ControllerHelper/ForumThreadPost.php
  65. library/XenForo/ControllerHelper/Abstract.php
  66. library/XenForo/Model/Thread.php
  67. library/SV/RedisCache/XenForo/Model/Thread.php
  68. library/BestAnswer/Model/Thread.php
  69. library/BestAnswer/Model/BestAnswer.php
  70. library/XenForo/Model/Forum.php
  71. library/XenForo/Helper/String.php
  72. library/XenForo/Model/Post.php
  73. library/FreddysHouse/SignatureOnce/Event/LoadClassModel.php
  74. library/BestAnswer/Model/Post.php
  75. library/FreddysHouse/SignatureOnce/Model/Post.php
  76. library/XenForo/Model/Attachment.php
  77. library/XenForo/Model/Node.php
  78. library/XenForo/Route/Prefix/Categories.php
  79. library/XenForo/Route/Prefix/Forums.php
  80. library/XenForo/ControllerResponse/View.php
  81. library/XenForo/ControllerResponse/Abstract.php
  82. library/XenForo/Helper/Cookie.php
  83. library/XenResource/Listener/Template.php
  84. library/XenForo/ViewRenderer/HtmlPublic.php
  85. library/XenForo/ViewRenderer/Abstract.php
  86. library/XenForo/Template/Public.php
  87. library/XenForo/Template/Abstract.php
  88. library/XenForo/ViewPublic/Thread/View.php
  89. library/XenForo/ViewPublic/Base.php
  90. library/XenForo/View.php
  91. library/XenForo/BbCode/Parser.php
  92. library/XenForo/BbCode/Formatter/Base.php
  93. library/XenForo/ViewPublic/Helper/Message.php
  94. library/XenForo/BbCode/TextWrapper.php
  95. library/WhoHasVisited/Listener.php
  96. library/XenForo/Route/Prefix/Members.php
  97. library/XenForo/Template/FileHandler.php
  98. library/XenForo/Helper/File.php
  99. internal_data/templates/S.1,L.7,thread_view.php
  100. library/Brivium/RMDownloadTracker/EventListener/Listener.php
  101. library/XenForo/Route/Prefix/Posts.php
  102. library/XenForo/Model/Avatar.php
  103. library/XenForo/Helper/Criteria.php
  104. library/XenForo/Debug.php
  105. internal_data/templates/S.1,L.7,PAGE_CONTAINER.php
  106. internal_data/templates/S.1,L.7,xengallery_tab_links.php
  107. internal_data/templates/S.1,L.7,resources_tab_links.php
  108. library/XenForo/ViewRenderer/Json.php