{"id":30174,"date":"2019-10-31T21:33:59","date_gmt":"2019-10-31T18:33:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/opasen-li-sql-profiler\/"},"modified":"2019-10-31T21:33:59","modified_gmt":"2019-10-31T18:33:59","slug":"opasen-li-sql-profiler","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/opasen-li-sql-profiler","title":{"rendered":"Mennyire vesz\u00e9lyes a SQL profiler?","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Nemr\u00e9g meglepetten tapasztaltam, hogy az egyik r\u00e9szlegn\u00e9l, ahol dolgozom, tilos az SQL profiler ind\u00edt\u00e1sa. <b>SQL profiler<\/b> \u00fczleti \u00f3r\u00e1kban. <\/p>\n<p><img decoding=\"async\" alt=\"Mennyire vesz\u00e9lyes a SQL profiler?\" src=\"\/wp-content\/uploads\/2019\/03\/4bec0ebe75cf08699d5abf99beccb9aa.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nNem tudom, hogyan v\u00e9szelik \u00e1t a teljes\u00edtm\u00e9nyprobl\u00e9m\u00e1k elemz\u00e9s\u00e9t, amelyek \u00e9ppen az \u00fczleti \u00f3r\u00e1kban jelentkeznek. Hiszen a teljes\u00edtm\u00e9ny n\u00e9zetek gyakran nem adnak pontos k\u00e9pet, k\u00fcl\u00f6n\u00f6sen, ha csak egy-k\u00e9t elj\u00e1r\u00e1s vagy lek\u00e9rdez\u00e9s lass\u00edtja a rendszert, an\u00e9lk\u00fcl, hogy mag\u00e1t a szervert t\u00falzottan terheln\u00e9. Egy apr\u00f3 lek\u00e9rdez\u00e9s, ami \u00f3r\u00e1nk\u00e9nt t\u00f6bbsz\u00f6r fut le, \u00e9s 10 m\u00e1sodpercet tart, ahelyett, hogy csak egyet futtasson (de v\u00e9grehajt <i>nagyon fontos feladatot<\/i> az \u00fcgyf\u00e9lnek <i>nagyon ideges\u00edt\u0151<\/i>) biztosan nem jelenik meg a DMV n\u00e9zetekben. A CROSS APPLY lek\u00e9rdez\u00e9s sz\u00f6vegei viszont alaposan terhelik a szervert.<\/p>\n<p>\u00c9rdekes, hogy honnan ered ez a f\u00e9lelem. N\u00e9h\u00e1ny c\u00e9gn\u00e9l <b>SQL profiler<\/b> a munk\u00e1hoz sz\u00fcks\u00e9ges eszk\u00f6zk\u00e9nt tekintenek r\u00e1, m\u00e1sok pedig \u00fagy f\u00e9ltek t\u0151le, mint a t\u00fczes l\u00e1ngt\u00f3l (volt id\u0151, amikor tan\u00e1csad\u00e1ssal foglalkoztam, \u00e9s tudtam hasonl\u00edtani). Szinte biztos vagyok benne, hogy a k\u00f6vetkez\u0151k\u00e9ppen \u00e1llt a helyzet:<\/p>\n<p><img decoding=\"async\" alt=\"Mennyire vesz\u00e9lyes a SQL profiler?\" src=\"\/wp-content\/uploads\/2019\/03\/936a4e41d921c2ea233846ef13b6ccb0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<b>Houston, gondjaink vannak. A rendszer lass\u00fa. Vizsg\u00e1ld meg.<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Mennyire vesz\u00e9lyes a SQL profiler?\" src=\"\/wp-content\/uploads\/2019\/03\/1b22ab07fb2ac865780a9c428106b229.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Mennyire vesz\u00e9lyes a SQL profiler?\" src=\"\/wp-content\/uploads\/2019\/03\/7a55fba9306a68d3c4d1c0e73ef787af.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<b>Itt annyi jel\u00f6l\u0151n\u00e9gyzet van... Mi is kell nekem?<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Mennyire vesz\u00e9lyes a SQL profiler?\" src=\"\/wp-content\/uploads\/2019\/03\/dfba6e304f71c5e590c4f08924ab3525.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<img decoding=\"async\" alt=\"Mennyire vesz\u00e9lyes a SQL profiler?\" src=\"\/wp-content\/uploads\/2019\/03\/35fb73e84c688833dfb95b435266a4e3.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<b>J\u00f3, bepip\u00e1lom az \u00f6sszes jel\u00f6l\u0151n\u00e9gyzetet, \u00e9s majd megn\u00e9zem k\u00e9s\u0151bb.<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Mennyire vesz\u00e9lyes a SQL profiler?\" src=\"\/wp-content\/uploads\/2019\/03\/59202ccc117546886f2a1c116586a526.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMi marad a magas vezet\u0151s\u00e9g fej\u00e9ben? Valaki elind\u00edtotta <b>SQL profiler<\/b> \u00e9s minden meg\u00e1llt. Azt\u00e1n mes\u00e9lnek egym\u00e1snak err\u0151l golfp\u00e1ly\u00e1n.<\/p>\n<p>Egy\u00e9bk\u00e9nt k\u00fcl\u00f6n pikant\u00e9ri\u00e1t ad a dologhoz, hogy az ilyen '<i>mindent r\u00f6gz\u00edt\u00fcnk<\/i>' nyomokat nem f\u00e1jlba, hanem ugyanabban az adatb\u00e1zisban pr\u00f3b\u00e1lj\u00e1k meg r\u00f6gz\u00edteni. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/server\/dts-dronten\/\"   title=\"szerveren\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2456\">szerveren<\/a> Egy alkalommal tan\u00faja voltam ennek.<\/p>\n<p>N\u00e1latok hogy \u00e1llnak a dolgok? K\u00e9rlek, vegy\u00e9l r\u00e9szt a szavaz\u00e1sban.<\/p>\n<p class=\"for_users_only_msg\">Csak a regisztr\u00e1lt felhaszn\u00e1l\u00f3k vehetnek r\u00e9szt a szavaz\u00e1son. <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/auth\/login\/\">K\u00e9rem, jelentkezzen be.<\/a><\/noindex>, k\u00e9rem.<\/p>\n<h2 class=\"default-block__polling-title\">Lehet n\u00e1latok SQL profilt ind\u00edtani a PROD-on?<\/h2>\n<ul class=\"content-list content-list_polling\">\n<li class=\"content-list__item content-list__item_polling\">\n<p>                    Mi egy kis c\u00e9g vagyunk, n\u00e1lunk minden egyszer\u0171.<\/p>\n<\/li>\n<li class=\"content-list__item content-list__item_polling\">\n<p>                    A produkci\u00f3s adminisztr\u00e1torok term\u00e9szetesen tudnak.<\/p>\n<\/li>\n<li class=\"content-list__item content-list__item_polling\">\n<p>                    A produkci\u00f3s adminisztr\u00e1torok enged\u00e9lyez\u00e9sek ut\u00e1n \u00e9s fejkoppint\u00e1s mellett tudnak.<\/p>\n<\/li>\n<li class=\"content-list__item content-list__item_polling\">\n<p>                    Szent, szent, szent.<\/p>\n<\/li>\n<\/ul>\n<p>    4 felhaszn\u00e1l\u00f3 szavazott. 3 felhaszn\u00e1l\u00f3 tart\u00f3zkodott.<br \/>\n<br \/>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/445004\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0435\u0434\u0430\u0432\u043d\u043e \u0441 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u043c \u0443\u0434\u0438\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0443\u0437\u043d\u0430\u043b, \u0447\u0442\u043e \u0432 \u043e\u0434\u043d\u043e\u043c \u0438\u0437 \u0434\u0435\u043f\u0430\u0440\u0442\u043c\u0435\u043d\u0442\u043e\u0432 \u043e\u0433\u0440\u043e\u043c\u043d\u043e\u0439 \u0444\u0438\u0440\u043c\u044b, \u0433\u0434\u0435 \u044f \u0440\u0430\u0431\u043e\u0442\u0430\u044e, \u0437\u0430\u043f\u0440\u0435\u0449\u0435\u043d \u0437\u0430\u043f\u0443\u0441\u043a SQL profiler \u0432 business hours. \u041d\u0435 \u0437\u043d\u0430\u044e, \u043a\u0430\u043a \u043e\u043d\u0438 \u0432\u044b\u043a\u0440\u0443\u0447\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0434\u043b\u044f \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u0441 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c\u044e, \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u044f\u0449\u0435\u0439 \u043a\u0430\u043a \u0440\u0430\u0437 \u0432 \u0431\u0438\u0437\u043d\u0435\u0441 \u0447\u0430\u0441\u044b. \u0412\u0435\u0434\u044c performance views \u0447\u0430\u0441\u0442\u043e \u043d\u0435 \u0434\u0430\u044e\u0442 \u0442\u043e\u0447\u043d\u043e\u0439 \u043a\u0430\u0440\u0442\u0438\u043d\u044b, \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u0435\u0441\u043b\u0438 \u0442\u043e\u0440\u043c\u043e\u0437\u0438\u0442 \u043e\u0434\u043d\u0430\/\u0434\u0432\u0435 \u043f\u0440\u043e\u0446\u0435\u0434\u0443\u0440\u044b\/\u043a\u0432\u0435\u0440\u0438, \u043d\u0435 \u043d\u0430\u0433\u0440\u0443\u0436\u0430\u044f \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u0441\u0430\u043c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-30174","post","type-post","status-publish","format-standard","hentry","category-blog"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0435\u0434\u0430\u0432\u043d\u043e \u0441 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u043c \u0443\u0434\u0438\u0432\u043b\u0435\u043d\u0438\u0435\u043c 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