{"id":778,"date":"2025-05-02T09:14:51","date_gmt":"2025-05-02T06:14:51","guid":{"rendered":"https:\/\/com47276.wordpress.com\/?page_id=778"},"modified":"2025-11-13T13:22:00","modified_gmt":"2025-11-13T13:22:00","slug":"tabeli-normaliseerimine","status":"publish","type":"page","link":"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/tabeli-normaliseerimine\/","title":{"rendered":"Tabeli normaliseerimine"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u041d\u043e\u0440\u043c\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u0442\u0430\u0431\u043b\u0438\u0446\u044b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/metshein.com\/courses\/andmebaaside-alused\/lessons\/andmete-modelleerimine-normaliseerimine\/\">Normaliseerimine &#8211; andmebaasi andmete korrastamine<\/a><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Otsime tabelites :<\/h3>\n\n\n\n<p>&#8212; KORDUSED (\u043f\u043e\u0432\u0442\u043e\u0440\u0435\u043d\u0438\u044f)<br>&#8212; VASTUOLUD (\u043f\u0440\u043e\u0442\u0438\u0432\u043e\u0440\u0435\u0447\u0438\u044f)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1 NormaalKuju (1NF)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tabeli atribuudid on unikaalse nimega.<\/li>\n\n\n\n<li>Igas veerus on ainult \u00fche t\u00fc\u00fcbi andmed.<\/li>\n\n\n\n<li>Igal tabelil on Primaarv\u00f5ti.<\/li>\n\n\n\n<li>Igas lahtris on ainult \u00fchte v\u00e4\u00e4rtust, see t\u00e4hendab kui \u00f5pilase on kaks mobiilinumbrit, siis ei tohi neid sisestada \u00fche lahtrisse &#8211; on vaja luua eraldi tabeli. <\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"645\" height=\"493\" src=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image.png\" alt=\"\" class=\"wp-image-1774\" style=\"width:485px;height:auto\" srcset=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image.png 645w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-300x229.png 300w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-150x115.png 150w\" sizes=\"auto, (max-width: 645px) 100vw, 645px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">2 NormaalKuju (2NF)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00e4idetud 1NF<\/li>\n\n\n\n<li>Luuakse eraldi tabeleid mis on seotud primaarv\u00f5tmega (V\u00d5\u00d5RV\u00d5TI, V\u00e4line V\u00d5TI)<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-6c531013 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"794\" height=\"465\" src=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-1.png\" alt=\"\" class=\"wp-image-1776\" style=\"width:514px;height:auto\" srcset=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-1.png 794w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-1-300x176.png 300w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-1-768x450.png 768w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-1-150x88.png 150w\" sizes=\"auto, (max-width: 794px) 100vw, 794px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"648\" height=\"461\" src=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-2.png\" alt=\"\" class=\"wp-image-1777\" style=\"width:422px;height:auto\" srcset=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-2.png 648w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-2-300x213.png 300w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-2-150x107.png 150w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/figure>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3 NormaalKuju (3NF)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00e4idetud 1NF, 2NF<\/li>\n\n\n\n<li>On vaja kustutada need veerud, mis ei ole otse seotud primaarv\u00f5tmega<\/li>\n\n\n\n<li>N\u00e4iteks, kui tabelis opilane on veerg keskmine_hinne, siis keskmine_hinne ei ole seotud primaarv\u00f5tmega<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"787\" height=\"518\" src=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-3.png\" alt=\"\" class=\"wp-image-1778\" style=\"width:472px;height:auto\" srcset=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-3.png 787w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-3-300x197.png 300w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-3-768x505.png 768w, https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/wp-content\/uploads\/2025\/11\/image-3-150x99.png 150w\" sizes=\"auto, (max-width: 787px) 100vw, 787px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><a href=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/andmebaas\/\">&#8211;Andmebass&#8211;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u041d\u043e\u0440\u043c\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u0442\u0430\u0431\u043b\u0438\u0446\u044b Normaliseerimine &#8211; andmebaasi andmete korrastamine Otsime tabelites : &#8212; KORDUSED (\u043f\u043e\u0432\u0442\u043e\u0440\u0435\u043d\u0438\u044f)&#8212; VASTUOLUD (\u043f\u0440\u043e\u0442\u0438\u0432\u043e\u0440\u0435\u0447\u0438\u044f) 1 NormaalKuju (1NF) 2 NormaalKuju [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-778","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tabeli normaliseerimine - Oleksandra Ryshniak Portfolio<\/title>\n<meta name=\"description\" content=\"Normaliseerimine - andmebaasi andmete korrastamine. 1 NormaalKuju (1NF); 2 NormaalKuju (2NF); 3 NormaalKuju (3NF).\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/oleksandraryshniak24.thkit.ee\/wp1\/tabeli-normaliseerimine\/\" \/>\n<meta property=\"og:locale\" content=\"et_EE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tabeli normaliseerimine - Oleksandra Ryshniak Portfolio\" \/>\n<meta property=\"og:description\" content=\"Normaliseerimine - andmebaasi andmete korrastamine. 1 NormaalKuju (1NF); 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