{"id":91329,"date":"2025-01-05T06:14:43","date_gmt":"2025-01-05T02:44:43","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/"},"modified":"2025-01-05T06:14:43","modified_gmt":"2025-01-05T02:44:43","slug":"relational-database-design-dbms-1fbo","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/","title":{"rendered":"\u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc: DBMS &#8211; DEV Community"},"content":{"rendered":"<div data-article-id=\"2189497\" id=\"article-body\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter-rtl ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u063a\u06cc\u06cc\u0631 \u0648\u0636\u0639\u06cc\u062a \u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 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href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AA%D8%AC%D8%B2%DB%8C%D9%87_%D8%AF%D8%B1_%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C_%D9%BE%D8%A7%DB%8C%DA%AF%D8%A7%D9%87_%D8%AF%D8%A7%D8%AF%D9%87_%D8%B1%D8%A7%D8%A8%D8%B7%D9%87_%D8%A7%DB%8C\" >\u062a\u062c\u0632\u06cc\u0647 \u062f\u0631 \u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%A7%D9%86%D9%88%D8%A7%D8%B9_%D8%AA%D8%AC%D8%B2%DB%8C%D9%87\" >\u0627\u0646\u0648\u0627\u0639 \u062a\u062c\u0632\u06cc\u0647<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%88%D8%A7%D8%A8%D8%B3%D8%AA%DA%AF%DB%8C_%D8%B9%D9%85%D9%84%DA%A9%D8%B1%D8%AF%DB%8C\" >\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AA%D8%B9%D8%B1%DB%8C%D9%81\" >\u062a\u0639\u0631\u06cc\u0641:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%85%D8%AB%D8%A7%D9%84\" >\u0645\u062b\u0627\u0644:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%88%DB%8C%DA%98%DA%AF%DB%8C_%D9%87%D8%A7%DB%8C_%D9%88%D8%A7%D8%A8%D8%B3%D8%AA%DA%AF%DB%8C_%D9%87%D8%A7%DB%8C_%D8%AA%D8%A7%D8%A8%D8%B9%DB%8C\" >\u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u062a\u0627\u0628\u0639\u06cc:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%DA%A9%D9%84%DB%8C%D8%AF%D9%87%D8%A7_%D8%AF%D8%B1_%D9%BE%D8%A7%DB%8C%DA%AF%D8%A7%D9%87_%D9%87%D8%A7%DB%8C_%D8%AF%D8%A7%D8%AF%D9%87_%D8%B1%D8%A7%D8%A8%D8%B7%D9%87_%D8%A7%DB%8C\" >\u06a9\u0644\u06cc\u062f\u0647\u0627 \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%A7%D9%86%D9%88%D8%A7%D8%B9_%DA%A9%D9%84%DB%8C%D8%AF%D9%87%D8%A7\" >\u0627\u0646\u0648\u0627\u0639 \u06a9\u0644\u06cc\u062f\u0647\u0627:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%B9%D8%A7%D8%AF%DB%8C_%D8%B3%D8%A7%D8%B2%DB%8C_%D9%88_%D8%A7%D8%B4%DA%A9%D8%A7%D9%84_%D8%B9%D8%A7%D8%AF%DB%8C\" >\u0639\u0627\u062f\u06cc \u0633\u0627\u0632\u06cc \u0648 \u0627\u0634\u06a9\u0627\u0644 \u0639\u0627\u062f\u06cc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%81%D8%B1%D9%85_%D9%87%D8%A7%DB%8C_%D8%B9%D8%A7%D8%AF%DB%8C_%D9%86%D9%85%D8%A7%DB%8C_%DA%A9%D9%84%DB%8C_%D8%AC%D8%A7%D9%85%D8%B9\" >\u0641\u0631\u0645 \u0647\u0627\u06cc \u0639\u0627\u062f\u06cc (\u0646\u0645\u0627\u06cc \u06a9\u0644\u06cc \u062c\u0627\u0645\u0639)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%A7%D9%88%D9%84%DB%8C%D9%86_%D9%81%D8%B1%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_1NF\" >\u0627\u0648\u0644\u06cc\u0646 \u0641\u0631\u0645 \u0639\u0627\u062f\u06cc (1NF)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_1NF_%D9%86%DB%8C%D8%B3%D8%AA\" >\u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 1NF \u0646\u06cc\u0633\u062a):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_1NF\" >\u062c\u062f\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 1NF):<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%81%D8%B1%D9%85_%D8%AF%D9%88%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_2NF\" >\u0641\u0631\u0645 \u062f\u0648\u0645 \u0639\u0627\u062f\u06cc (2NF)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_2NF_%D9%86%DB%8C%D8%B3%D8%AA\" >\u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 2NF \u0646\u06cc\u0633\u062a):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_2NF\" >\u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 2NF):<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%81%D8%B1%D9%85_%D8%B3%D9%88%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_3NF\" >\u0641\u0631\u0645 \u0633\u0648\u0645 \u0639\u0627\u062f\u06cc (3NF)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_3NF_%D9%86%DB%8C%D8%B3%D8%AA\" >\u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 3NF \u0646\u06cc\u0633\u062a):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_3NF\" >\u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 3NF):<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%81%D8%B1%D9%85_%D9%85%D8%B9%D9%85%D9%88%D9%84%DB%8C_%D8%A8%D9%88%DB%8C%D8%B3-%DA%A9%D8%A7%D8%AF_BCNF\" >\u0641\u0631\u0645 \u0645\u0639\u0645\u0648\u0644\u06cc \u0628\u0648\u06cc\u0633-\u06a9\u0627\u062f (BCNF)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_BCNF_%D9%86%DB%8C%D8%B3%D8%AA\" >\u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 BCNF \u0646\u06cc\u0633\u062a):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_BCNF\" >\u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 BCNF):<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%81%D8%B1%D9%85_%DA%86%D9%87%D8%A7%D8%B1%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_4NF\" >\u0641\u0631\u0645 \u0686\u0647\u0627\u0631\u0645 \u0639\u0627\u062f\u06cc (4NF)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_4NF_%D9%86%DB%8C%D8%B3%D8%AA\" >\u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 4NF \u0646\u06cc\u0633\u062a):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_4NF\" >\u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 4NF):<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%81%D8%B1%D9%85_%D9%86%D8%B1%D9%85%D8%A7%D9%84_%D9%BE%D9%86%D8%AC%D9%85_5NF\" >\u0641\u0631\u0645 \u0646\u0631\u0645\u0627\u0644 \u067e\u0646\u062c\u0645 (5NF)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_5NF_%D9%86%DB%8C%D8%B3%D8%AA\" >\u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 5NF \u0646\u06cc\u0633\u062a):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D8%AC%D8%AF%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_5NF\" >\u062c\u062f\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 5NF):<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/nabfollower.com\/blog\/relational-database-design-dbms-1fbo\/#%D9%85%D9%81%D8%A7%D9%87%DB%8C%D9%85_%DA%A9%D9%84%DB%8C%D8%AF%DB%8C_%D8%AF%D8%B1_%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C_%D8%B1%D8%A7%D8%A8%D8%B7%D9%87_%D8%A7%DB%8C\" >\u0645\u0641\u0627\u0647\u06cc\u0645 \u06a9\u0644\u06cc\u062f\u06cc \u062f\u0631 \u0637\u0631\u0627\u062d\u06cc \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C_%D9%BE%D8%A7%DB%8C%DA%AF%D8%A7%D9%87_%D8%AF%D8%A7%D8%AF%D9%87_%D8%B1%D8%A7%D8%A8%D8%B7%D9%87_%D8%A7%DB%8C_%D8%B1%D8%A7%D9%87%D9%86%D9%85%D8%A7%DB%8C_%D8%AC%D8%A7%D9%85%D8%B9\"><\/span>\n<p>  \u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc: \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u062c\u0627\u0645\u0639<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u0633\u0646\u06af \u0628\u0646\u0627\u06cc \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u0648\u062b\u0631 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631 \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc \u06a9\u0627\u0631\u0622\u0645\u062f \u062f\u0627\u062f\u0647 \u0647\u0627 \u0648 \u062f\u0631 \u0639\u06cc\u0646 \u062d\u0627\u0644 \u06a9\u0627\u0647\u0634 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0648 \u062d\u0641\u0638 \u06cc\u06a9\u067e\u0627\u0631\u0686\u06af\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u062a\u0645\u0631\u06a9\u0632 \u062f\u0627\u0631\u062f. \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u06a9\u0627\u0648\u0634 \u06a9\u0627\u0645\u0644\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u062a\u062c\u0632\u06cc\u0647\u060c \u0646\u0631\u0645\u0627\u0644 \u0633\u0627\u0632\u06cc\u060c \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0648 \u06a9\u0644\u06cc\u062f\u0647\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f \u0648 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0634\u0645\u0627 \u062f\u0631\u06a9 \u06a9\u0627\u0645\u0644\u06cc \u0627\u0632 \u0627\u0635\u0648\u0644 \u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u062f\u0627\u0631\u06cc\u062f.<\/p>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D8%AA%D8%AC%D8%B2%DB%8C%D9%87_%D8%AF%D8%B1_%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C_%D9%BE%D8%A7%DB%8C%DA%AF%D8%A7%D9%87_%D8%AF%D8%A7%D8%AF%D9%87_%D8%B1%D8%A7%D8%A8%D8%B7%D9%87_%D8%A7%DB%8C\"><\/span>\n<p>  \u062a\u062c\u0632\u06cc\u0647 \u062f\u0631 \u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062a\u062c\u0632\u06cc\u0647 \u0641\u0631\u0622\u06cc\u0646\u062f \u0634\u06a9\u0633\u062a\u0646 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0628\u0632\u0631\u06af (\u062c\u062f\u0648\u0644) \u0628\u0647 \u0631\u0648\u0627\u0628\u0637 \u06a9\u0648\u0686\u06a9\u062a\u0631 \u0648 \u0645\u0639\u0646\u06cc \u062f\u0627\u0631 \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc\u060c \u0628\u0647\u0628\u0648\u062f \u062b\u0628\u0627\u062a \u0648 \u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f \u0627\u0633\u062a. \u0627\u06cc\u0646 \u06cc\u06a9 \u062c\u0646\u0628\u0647 \u062d\u06cc\u0627\u062a\u06cc \u0627\u0632 \u0639\u0627\u062f\u06cc \u0633\u0627\u0632\u06cc \u0627\u0633\u062a.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A7%D9%86%D9%88%D8%A7%D8%B9_%D8%AA%D8%AC%D8%B2%DB%8C%D9%87\"><\/span>\n<p>  \u0627\u0646\u0648\u0627\u0639 \u062a\u062c\u0632\u06cc\u0647<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li>\n<p><strong>\u062a\u062c\u0632\u06cc\u0647 \u062a\u0644\u0641\u0627\u062a\u06cc<\/strong>:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u062a\u062c\u0632\u06cc\u0647 \u0627\u0633\u062a <strong>\u0632\u06cc\u0627\u0646 \u062f\u0647<\/strong> \u0627\u06af\u0631 \u062c\u062f\u0648\u0644 \u0627\u0635\u0644\u06cc \u0631\u0627 \u0646\u062a\u0648\u0627\u0646 \u0628\u0627 \u067e\u06cc\u0648\u0633\u062a\u0646 \u0628\u0647 \u0631\u0648\u0627\u0628\u0637 \u062a\u062c\u0632\u06cc\u0647 \u0634\u062f\u0647 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u06a9\u0631\u062f.\n<\/li>\n<li>\u0627\u06cc\u0646 \u0632\u0645\u0627\u0646\u06cc \u0627\u062a\u0641\u0627\u0642 \u0645\u06cc \u0627\u0641\u062a\u062f \u06a9\u0647 \u0628\u0631\u062e\u06cc \u0627\u0632 \u062f\u0627\u062f\u0647 \u0647\u0627 \u06cc\u0627 \u0631\u0648\u0627\u0628\u0637 \u062f\u0631 \u0637\u06cc \u062a\u062c\u0632\u06cc\u0647 \u0627\u0632 \u0628\u06cc\u0646 \u0645\u06cc \u0631\u0648\u0646\u062f.\n<\/li>\n<li>\n<strong>\u0645\u062b\u0627\u0644<\/strong>: \u062c\u062f\u0648\u0644 \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f:\n<\/li>\n<\/ul>\n<pre class=\"highlight plaintext\"><code> EmployeeID | ProjectID | ProjectManager\n ---------------------------------------\n E1         | P1        | M1\n E2         | P1        | M1\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u0627\u06cc\u0646 \u0628\u0647 \u0632\u06cc\u0631 \u062a\u062c\u0632\u06cc\u0647 \u0634\u0648\u062f:<\/p>\n<ul>\n<li>\u062c\u062f\u0648\u0644 1: EmployeeID | \u0634\u0646\u0627\u0633\u0647 \u067e\u0631\u0648\u0698\u0647<\/li>\n<li>\u062c\u062f\u0648\u0644 2: \u0634\u0646\u0627\u0633\u0647 \u067e\u0631\u0648\u0698\u0647 | ProjectManager \u067e\u06cc\u0648\u0633\u062a\u0646 \u0645\u062c\u062f\u062f \u0628\u0647 \u0627\u06cc\u0646 \u062c\u062f\u0627\u0648\u0644 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631\u06cc \u06cc\u0627 \u0645\u062a\u0646\u0627\u0642\u0636 \u0634\u0648\u062f \u06a9\u0647 \u0645\u0646\u062c\u0631 \u0628\u0647 \u062a\u062c\u0632\u06cc\u0647 \u0628\u0627 \u0627\u062a\u0644\u0627\u0641 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u062a\u062c\u0632\u06cc\u0647 \u0628\u062f\u0648\u0646 \u062a\u0644\u0641\u0627\u062a<\/strong>:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u062a\u062c\u0632\u06cc\u0647 \u0627\u0633\u062a <strong>\u0628\u062f\u0648\u0646 \u0636\u0631\u0631<\/strong> \u0627\u06af\u0631 \u062c\u062f\u0648\u0644 \u0627\u0635\u0644\u06cc \u0631\u0627 \u0628\u062a\u0648\u0627\u0646 \u0628\u0627 \u067e\u06cc\u0648\u0633\u062a\u0646 \u0628\u0647 \u0631\u0648\u0627\u0628\u0637 \u062a\u062c\u0632\u06cc\u0647 \u0634\u062f\u0647 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u062f\u0627\u062f\u0647 \u06cc\u0627 \u0627\u06cc\u062c\u0627\u062f \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631\u06cc\u060c \u06a9\u0627\u0645\u0644\u0627\u064b \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u06a9\u0631\u062f.<\/li>\n<li>\u0627\u06cc\u0646 \u0632\u0645\u0627\u0646\u06cc \u0628\u0647 \u062f\u0633\u062a \u0645\u06cc \u0622\u06cc\u062f \u06a9\u0647 \u062a\u062c\u0632\u06cc\u0647 \u062a\u0645\u0627\u0645 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0631\u0627 \u062d\u0641\u0638 \u06a9\u0646\u062f \u06cc\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc \u062f\u0631 \u0647\u0631 \u0631\u0627\u0628\u0637\u0647 \u062a\u062c\u0632\u06cc\u0647 \u0634\u062f\u0647 \u06af\u0646\u062c\u0627\u0646\u062f\u0647 \u0634\u0648\u062f.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D9%88%D8%A7%D8%A8%D8%B3%D8%AA%DA%AF%DB%8C_%D8%B9%D9%85%D9%84%DA%A9%D8%B1%D8%AF%DB%8C\"><\/span>\n<p>  \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0644\u0641 <strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc<\/strong> (FD) \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0628\u06cc\u0646 \u062f\u0648 \u0648\u06cc\u0698\u06af\u06cc \u0631\u0627 \u062f\u0631 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u062a\u0648\u0635\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0645\u0642\u062f\u0627\u0631 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc (\u06cc\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627) \u0645\u0642\u062f\u0627\u0631 \u0648\u06cc\u0698\u06af\u06cc \u062f\u06cc\u06af\u0631 (\u06cc\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627) \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u06cc\u0646 \u06cc\u06a9 \u0645\u0641\u0647\u0648\u0645 \u0627\u0633\u0627\u0633\u06cc \u062f\u0631 \u0637\u0631\u0627\u062d\u06cc \u0648 \u0639\u0627\u062f\u06cc \u0633\u0627\u0632\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u0627\u0633\u062a.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%AA%D8%B9%D8%B1%DB%8C%D9%81\"><\/span>\n<p>  \u062a\u0639\u0631\u06cc\u0641:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f X \u0648 Y \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627 \u062f\u0631 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 R \u0628\u0627\u0634\u0646\u062f. \u06cc\u06a9 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062a\u0627\u0628\u0639\u06cc <strong>X \u2192 Y<\/strong> \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0647\u0631 \u062f\u0648 \u062a\u0627\u067e\u0644 (\u0631\u062f\u06cc\u0641) \u062f\u0631 R\u060c \u0627\u06af\u0631 \u062a\u0627\u067e\u0644 \u0647\u0627 \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 X \u062a\u0648\u0627\u0641\u0642 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f\u060c \u0628\u0627\u06cc\u062f \u0631\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 Y \u0646\u06cc\u0632 \u062a\u0648\u0627\u0641\u0642 \u06a9\u0646\u0646\u062f.<\/p>\n<ul>\n<li>\n<strong>X<\/strong>: \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647 (\u0648\u06cc\u0698\u06af\u06cc(\u0647\u0627\u06cc) \u0633\u0645\u062a \u0686\u067e).<\/li>\n<li>\n<strong>Y<\/strong>: \u0648\u0627\u0628\u0633\u062a\u0647 (\u0648\u06cc\u0698\u06af\u06cc(\u0647\u0627\u06cc) \u0633\u0645\u062a \u0631\u0627\u0633\u062a).<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"%D9%85%D8%AB%D8%A7%D9%84\"><\/span>\n<p>  \u0645\u062b\u0627\u0644:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062c\u062f\u0648\u0644\u06cc \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632 \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>StudentID | Name    | Major\n----------------------------\nS1        | Alice   | CS\nS2        | Bob     | EE\nS3        | Alice   | CS\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0627\u06cc\u0646\u062c\u0627\u060c <code>StudentID \u2192 Name, Major<\/code> \u0632\u06cc\u0631\u0627 <code>StudentID<\/code> \u0628\u0647 \u0637\u0648\u0631 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0647\u0631 \u062f\u0648 \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f <code>Name<\/code> \u0648 <code>Major<\/code>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D9%88%DB%8C%DA%98%DA%AF%DB%8C_%D9%87%D8%A7%DB%8C_%D9%88%D8%A7%D8%A8%D8%B3%D8%AA%DA%AF%DB%8C_%D9%87%D8%A7%DB%8C_%D8%AA%D8%A7%D8%A8%D8%B9%DB%8C\"><\/span>\n<p>  \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u062a\u0627\u0628\u0639\u06cc:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li>\n<strong>\u0627\u0646\u0639\u06a9\u0627\u0633 \u067e\u0630\u06cc\u0631\u06cc<\/strong>: \u0627\u06af\u0631 Y \u0632\u06cc\u0631 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 X \u0628\u0627\u0634\u062f\u060c X \u2192 Y \u0627\u0633\u062a.<\/li>\n<li>\n<strong>\u0627\u0641\u0632\u0627\u06cc\u0634<\/strong>: \u0627\u06af\u0631 X \u2192 Y\u060c \u0633\u067e\u0633 XZ \u2192 YZ (\u0627\u0641\u0632\u0648\u062f\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 \u0628\u0647 \u0647\u0631 \u062f\u0648 \u0637\u0631\u0641 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0631\u0627 \u062d\u0641\u0638 \u0645\u06cc \u06a9\u0646\u062f).<\/li>\n<li>\n<strong>\u06af\u0630\u0631\u0627<\/strong>: \u0627\u06af\u0631 X \u2192 Y \u0648 Y \u2192 Z\u060c \u0633\u067e\u0633 X \u2192 Z.<\/li>\n<\/ol>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%DA%A9%D9%84%DB%8C%D8%AF%D9%87%D8%A7_%D8%AF%D8%B1_%D9%BE%D8%A7%DB%8C%DA%AF%D8%A7%D9%87_%D9%87%D8%A7%DB%8C_%D8%AF%D8%A7%D8%AF%D9%87_%D8%B1%D8%A7%D8%A8%D8%B7%D9%87_%D8%A7%DB%8C\"><\/span>\n<p>  \u06a9\u0644\u06cc\u062f\u0647\u0627 \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06a9\u0644\u06cc\u062f\u0647\u0627 \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0633\u0648\u0627\u0628\u0642 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u062f\u0631 \u062c\u062f\u0648\u0644 \u0648 \u0627\u0639\u0645\u0627\u0644 \u06cc\u06a9\u067e\u0627\u0631\u0686\u06af\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0636\u0631\u0648\u0631\u06cc \u0647\u0633\u062a\u0646\u062f.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A7%D9%86%D9%88%D8%A7%D8%B9_%DA%A9%D9%84%DB%8C%D8%AF%D9%87%D8%A7\"><\/span>\n<p>  \u0627\u0646\u0648\u0627\u0639 \u06a9\u0644\u06cc\u062f\u0647\u0627:<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li>\n<p><strong>\u0633\u0648\u067e\u0631\u06a9\u0644\u06cc\u062f<\/strong>:<\/p>\n<ul>\n<li>\u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u06cc\u06a9 \u06cc\u0627 \u0686\u0646\u062f \u0648\u06cc\u0698\u06af\u06cc \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u06cc\u06a9 \u062a\u0627\u067e\u0644 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u062f.<\/li>\n<li>\u0645\u062b\u0627\u0644: \u062f\u0631 \u06cc\u06a9 \u062c\u062f\u0648\u0644 \u0628\u0627 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 <code>EmployeeID<\/code> \u0648 <code>Name<\/code>\u060c <code>{EmployeeID}<\/code>\u060c <code>{EmployeeID, Name}<\/code> \u0633\u0648\u067e\u0631\u06a9\u0644\u06cc\u062f\u0647\u0627 \u0647\u0633\u062a\u0646\u062f<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f<\/strong>:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u0633\u0648\u067e\u0631\u06a9\u0644\u06cc\u062f \u062d\u062f\u0627\u0642\u0644\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0647\u06cc\u0686 \u0632\u06cc\u0631\u0645\u062c\u0645\u0648\u0639\u0647 \u0645\u0646\u0627\u0633\u0628\u06cc \u0627\u0632 \u0622\u0646 \u0646\u06cc\u0632 \u06cc\u06a9 \u0633\u0648\u067e\u0631\u06a9\u0644\u06cc\u062f \u0627\u0633\u062a.<\/li>\n<li>\u0645\u062b\u0627\u0644: \u0627\u06af\u0631 <code>{EmployeeID}<\/code> \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u06cc\u06a9 \u062a\u0627\u067e\u0644 \u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u062f\u060c \u0627\u06cc\u0646 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f \u0627\u0633\u062a.<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc<\/strong>:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f \u0627\u0646\u062a\u062e\u0627\u0628 \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 \u0637\u0631\u0627\u062d \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u062a\u0627\u067e\u0644 \u0647\u0627.<\/li>\n<li>\u0645\u062b\u0627\u0644: <code>EmployeeID<\/code> \u062f\u0631 \u06cc\u06a9 <code>Employee<\/code> \u062c\u062f\u0648\u0644<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u06a9\u0644\u06cc\u062f \u062e\u0627\u0631\u062c\u06cc<\/strong>:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc (\u06cc\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627) \u062f\u0631 \u06cc\u06a9 \u062c\u062f\u0648\u0644 \u06a9\u0647 \u0628\u0647 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc \u062f\u0631 \u062c\u062f\u0648\u0644 \u062f\u06cc\u06af\u0631 \u0627\u0631\u062c\u0627\u0639 \u0645\u06cc \u062f\u0647\u062f \u0648 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u0628\u06cc\u0646 \u062c\u062f\u0627\u0648\u0644 \u0628\u0631\u0642\u0631\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.<\/li>\n<li>\u0645\u062b\u0627\u0644: <code>DepartmentID<\/code> \u062f\u0631 \u06cc\u06a9 <code>Employee<\/code> \u0627\u0631\u062c\u0627\u0639 \u0628\u0647 \u062c\u062f\u0648\u0644 <code>DepartmentID<\/code> \u062f\u0631 \u06cc\u06a9 <code>Department<\/code> \u062c\u062f\u0648\u0644<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u06a9\u0644\u06cc\u062f \u062a\u0631\u06a9\u06cc\u0628\u06cc<\/strong>:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u0627\u0648\u0644\u06cc\u0647 \u0645\u062a\u0634\u06a9\u0644 \u0627\u0632 \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f \u0648\u06cc\u0698\u06af\u06cc.<\/li>\n<li>\u0645\u062b\u0627\u0644: <code>(StudentID, CourseID)<\/code> \u062f\u0631 \u062c\u062f\u0648\u0644 \u062b\u0628\u062a \u0646\u0627\u0645 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u06a9\u0644\u06cc\u062f \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f<\/strong>:<\/p>\n<ul>\n<li>\u06cc\u06a9 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u06a9\u0644\u06cc\u062f\u06cc \u06a9\u0647 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f \u0647\u0645\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u062f\u0631 \u06cc\u06a9 \u0633\u062a\u0648\u0646 (\u06cc\u0627 \u062a\u0631\u06a9\u06cc\u0628\u06cc \u0627\u0632 \u0633\u062a\u0648\u0646 \u0647\u0627) \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0647\u0633\u062a\u0646\u062f.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr\/>\n<h2><span class=\"ez-toc-section\" id=\"%D8%B9%D8%A7%D8%AF%DB%8C_%D8%B3%D8%A7%D8%B2%DB%8C_%D9%88_%D8%A7%D8%B4%DA%A9%D8%A7%D9%84_%D8%B9%D8%A7%D8%AF%DB%8C\"><\/span>\n<p>  \u0639\u0627\u062f\u06cc \u0633\u0627\u0632\u06cc \u0648 \u0627\u0634\u06a9\u0627\u0644 \u0639\u0627\u062f\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0639\u0627\u062f\u06cc \u0633\u0627\u0632\u06cc \u0641\u0631\u0622\u06cc\u0646\u062f \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 \u0648 \u0631\u0648\u0627\u0628\u0637 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0647\u0634 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0648 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc\u060c \u062a\u0636\u0645\u06cc\u0646 \u06cc\u06a9\u067e\u0627\u0631\u0686\u06af\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0628\u0627 \u0631\u0639\u0627\u06cc\u062a \u062a\u062f\u0631\u06cc\u062c\u06cc \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc \u0645\u062a\u0648\u0627\u0644\u06cc \u0628\u0647 \u062f\u0633\u062a \u0645\u06cc \u0622\u06cc\u062f <strong>\u0641\u0631\u0645 \u0647\u0627\u06cc \u0645\u0639\u0645\u0648\u0644\u06cc<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D9%81%D8%B1%D9%85_%D9%87%D8%A7%DB%8C_%D8%B9%D8%A7%D8%AF%DB%8C_%D9%86%D9%85%D8%A7%DB%8C_%DA%A9%D9%84%DB%8C_%D8%AC%D8%A7%D9%85%D8%B9\"><\/span>\n<p>  \u0641\u0631\u0645 \u0647\u0627\u06cc \u0639\u0627\u062f\u06cc (\u0646\u0645\u0627\u06cc \u06a9\u0644\u06cc \u062c\u0627\u0645\u0639)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A7%D9%88%D9%84%DB%8C%D9%86_%D9%81%D8%B1%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_1NF\"><\/span>\n<p>  \u0627\u0648\u0644\u06cc\u0646 \u0641\u0631\u0645 \u0639\u0627\u062f\u06cc (1NF)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u062a\u0639\u0631\u06cc\u0641<\/strong>:<\/p>\n<p>\u06af\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f <strong>\u0627\u0648\u0644\u06cc\u0646 \u0641\u0631\u0645 \u0639\u0627\u062f\u06cc (1NF)<\/strong> \u0627\u06af\u0631 \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0622\u0648\u0631\u062f\u0647 \u06a9\u0646\u062f:  <\/p>\n<ol>\n<li>\n<strong>\u0627\u062a\u0645\u06cc \u0628\u0648\u062f\u0646<\/strong>: \u0647\u0645\u0647 \u0635\u0641\u0627\u062a (\u0633\u062a\u0648\u0646 \u0647\u0627) \u0628\u0627\u06cc\u062f \u062f\u0627\u0631\u0627\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u062a\u0645\u06cc \u0628\u0627\u0634\u0646\u062f. \u0627\u06cc\u0646 \u0628\u062f\u0627\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u062f\u0631 \u0647\u0631 \u0633\u062a\u0648\u0646 \u063a\u06cc\u0631\u0642\u0627\u0628\u0644 \u062a\u0642\u0633\u06cc\u0645 \u0647\u0633\u062a\u0646\u062f \u0648 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u06cc\u0634\u062a\u0631 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0631\u062f.\n<\/li>\n<li>\n<strong>\u0648\u0631\u0648\u062f\u06cc \u0647\u0627\u06cc \u062a\u06a9 \u0627\u0631\u0632\u0634\u06cc<\/strong>: \u0647\u0631 \u0633\u062a\u0648\u0646 \u062f\u0631 \u062c\u062f\u0648\u0644 \u0628\u0627\u06cc\u062f \u062d\u0627\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631\u06cc \u0627\u0632 \u06cc\u06a9 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0628\u0627\u0634\u062f \u0648 \u0647\u06cc\u0686 \u0633\u062a\u0648\u0646\u06cc \u0646\u0628\u0627\u06cc\u062f \u0645\u062c\u0645\u0648\u0639\u0647\u060c \u0644\u06cc\u0633\u062a \u06cc\u0627 \u0622\u0631\u0627\u06cc\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.\n<\/li>\n<li>\n<strong>\u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0628\u0648\u062f\u0646 \u0631\u062f\u06cc\u0641 \u0647\u0627<\/strong>: \u0647\u0631 \u0631\u062f\u06cc\u0641 \u0628\u0627\u06cc\u062f \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0628\u0627\u0634\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u062c\u062f\u0648\u0644 \u0628\u0627\u06cc\u062f \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc \u0628\u0631\u0627\u06cc \u062a\u0645\u0627\u06cc\u0632 \u0628\u06cc\u0646 \u0631\u062f\u06cc\u0641 \u0647\u0627 \u0628\u0627\u0634\u062f.\n<\/li>\n<li>\n<strong>\u0628\u062f\u0648\u0646 \u06af\u0631\u0648\u0647 \u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631\u06cc<\/strong>: \u062c\u062f\u0648\u0644 \u0646\u0628\u0627\u06cc\u062f \u0686\u0646\u062f\u06cc\u0646 \u0633\u062a\u0648\u0646 \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f (\u0645\u0627\u0646\u0646\u062f Item1\u060c Item2\u060c \u0648 \u063a\u06cc\u0631\u0647)\u060c \u0647\u0645\u0686\u0646\u06cc\u0646 \u0646\u0628\u0627\u06cc\u062f \u0686\u0646\u062f\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 \u0630\u062e\u06cc\u0631\u0647 \u0634\u062f\u0647 \u062f\u0631 \u06cc\u06a9 \u0633\u0644\u0648\u0644 \u0648\u0627\u062d\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.<\/li>\n<\/ol>\n<p><strong>\u062a\u0648\u0636\u06cc\u062d<\/strong>:  <\/p>\n<ul>\n<li>\n<strong>\u0627\u0631\u0632\u0634 \u0647\u0627\u06cc \u0627\u062a\u0645\u06cc<\/strong>: \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0647\u0631 \u0633\u0644\u0648\u0644 \u0628\u0627\u06cc\u062f \u0628\u0647 \u0633\u0627\u062f\u0647 \u062a\u0631\u06cc\u0646 \u0634\u06a9\u0644 \u062e\u0648\u062f \u0628\u0627\u0634\u0646\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u0647 \u062c\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0686\u0646\u062f\u06cc\u0646 \u0622\u06cc\u062a\u0645 \u062f\u0631 \u06cc\u06a9 \u0633\u0644\u0648\u0644\u060c \u0647\u0631 \u0622\u06cc\u062a\u0645 \u0628\u0627\u06cc\u062f \u0631\u062f\u06cc\u0641 \u062e\u0648\u062f\u0634 \u0631\u0627 \u0627\u0634\u063a\u0627\u0644 \u06a9\u0646\u062f.\n<\/li>\n<li>\n<strong>\u06af\u0631\u0648\u0647 \u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631\u06cc<\/strong>: \u0627\u06cc\u0646\u062c\u0627 \u062c\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0686\u0646\u062f\u06cc\u0646 \u0633\u062a\u0648\u0646 \u06cc\u0627 \u0631\u062f\u06cc\u0641 \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u06cc\u06a9 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627\u0639\u062b \u0645\u06cc \u0634\u0648\u062f \u062c\u062f\u0648\u0644 \u0628\u0627 1NF \u0633\u0627\u0632\u06af\u0627\u0631 \u0646\u0628\u0627\u0634\u062f.\n<\/li>\n<li>\n<strong>\u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc<\/strong>: \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u0627\u0648\u0644\u06cc\u0647 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0647\u0631 \u0631\u062f\u06cc\u0641 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0642\u0627\u0628\u0644 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0627\u0633\u062a\u060c \u06a9\u0647 \u06cc\u06a9 \u0646\u06cc\u0627\u0632 \u0627\u0633\u0627\u0633\u06cc \u0628\u0631\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u0627\u0633\u062a.<\/li>\n<\/ul>\n<p><strong>\u0645\u062b\u0627\u0644<\/strong>:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_1NF_%D9%86%DB%8C%D8%B3%D8%AA\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 1NF \u0646\u06cc\u0633\u062a):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>OrderID | Items\n-------------------\n1       | Pen, Notebook\n2       | Pencil\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ul>\n<li>\u0627\u06cc\u0646 <code>Items<\/code> \u0633\u062a\u0648\u0646 \u0627\u062a\u0645\u06cc \u0631\u0627 \u0646\u0642\u0636 \u0645\u06cc \u06a9\u0646\u062f \u0632\u06cc\u0631\u0627 \u062d\u0627\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062a\u0639\u062f\u062f\u06cc \u0627\u0633\u062a (\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c &#8220;Pen, Notebook&#8221;).<\/li>\n<li>\u06af\u0631\u0648\u0647 \u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u0632\u06cc\u0631\u0627 \u0645\u0648\u0627\u0631\u062f \u062f\u0631 \u06cc\u06a9 \u0633\u0644\u0648\u0644 \u0628\u0647 \u062c\u0627\u06cc \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_1NF\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 1NF):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>OrderID | Item\n---------------\n1       | Pen\n1       | Notebook\n2       | Pencil\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ul>\n<li>\u0627\u06cc\u0646\u062c\u0627\u060c <code>Items<\/code> \u0633\u062a\u0648\u0646 \u0628\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u062a\u0645\u06cc \u062a\u0642\u0633\u06cc\u0645 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0647\u0631 \u0645\u0648\u0631\u062f \u062f\u0631 \u06cc\u06a9 \u0631\u062f\u06cc\u0641 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0642\u0631\u0627\u0631 \u0645\u06cc \u06af\u06cc\u0631\u062f.\n<\/li>\n<li>\u0647\u06cc\u0686 \u0633\u0644\u0648\u0644\u06cc \u062d\u0627\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062a\u0639\u062f\u062f\u06cc \u0646\u06cc\u0633\u062a \u06a9\u0647 \u0627\u062a\u0645\u06cc \u0628\u0648\u062f\u0646 \u0631\u0627 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f.\n<\/li>\n<li>\u062c\u062f\u0648\u0644 \u0647\u06cc\u0686 \u06af\u0631\u0648\u0647 \u06cc\u0627 \u0622\u0631\u0627\u06cc\u0647 \u062a\u06a9\u0631\u0627\u0631\u06cc \u0646\u062f\u0627\u0631\u062f\u060c \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0628\u0627 1NF \u0633\u0627\u0632\u06af\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.<\/li>\n<\/ul>\n<hr\/>\n<h3><span class=\"ez-toc-section\" id=\"%D9%81%D8%B1%D9%85_%D8%AF%D9%88%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_2NF\"><\/span>\n<p>  \u0641\u0631\u0645 \u062f\u0648\u0645 \u0639\u0627\u062f\u06cc (2NF)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u062a\u0639\u0631\u06cc\u0641<\/strong>:<\/p>\n<p>\u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f <strong>\u0641\u0631\u0645 \u062f\u0648\u0645 \u0639\u0627\u062f\u06cc (2NF)<\/strong> \u0627\u06af\u0631:  <\/p>\n<ol>\n<li>\u062f\u0631 \u062d\u0627\u0644 \u062d\u0627\u0636\u0631 \u0648\u0627\u0631\u062f \u0634\u062f\u0647 \u0627\u0633\u062a <strong>\u0627\u0648\u0644\u06cc\u0646 \u0641\u0631\u0645 \u0639\u0627\u062f\u06cc (1NF)<\/strong> (\u06cc\u0639\u0646\u06cc \u0628\u062f\u0648\u0646 \u06af\u0631\u0648\u0647 \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u06cc\u0627 \u062a\u06a9\u0631\u0627\u0631\u06cc).\n<\/li>\n<li><strong>\u0647\u0631 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u06a9\u0627\u0645\u0644\u0627\u064b \u0628\u0647 \u06a9\u0644 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc \u0648\u0627\u0628\u0633\u062a\u0647 \u0627\u0633\u062a.<\/strong><\/li>\n<\/ol>\n<ul>\n<li>\n<strong>\u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc<\/strong>: \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u06a9\u0647 \u0628\u062e\u0634\u06cc \u0627\u0632 \u0647\u06cc\u0686 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0646\u06cc\u0633\u062a.\n<\/li>\n<li>\n<strong>\u06a9\u0627\u0645\u0644\u0627\u064b \u0627\u0632 \u0646\u0638\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0648\u0627\u0628\u0633\u062a\u0647 \u0627\u0633\u062a<\/strong>: \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u0628\u0627\u06cc\u062f \u0628\u0647 \u06a9\u0644 \u06a9\u0644\u06cc\u062f \u0627\u0648\u0644\u06cc\u0647 \u0645\u0631\u06a9\u0628 \u0648 \u0646\u0647 \u0641\u0642\u0637 \u0628\u0647 \u0628\u062e\u0634\u06cc \u0627\u0632 \u0622\u0646 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f.<\/li>\n<\/ul>\n<p><strong>\u062a\u0648\u0636\u06cc\u062d<\/strong>:  <\/p>\n<ul>\n<li>\u0627\u0644\u0641 <strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062c\u0632\u0626\u06cc<\/strong> \u0632\u0645\u0627\u0646\u06cc \u0627\u062a\u0641\u0627\u0642 \u0645\u06cc\u200c\u0627\u0641\u062a\u062f \u06a9\u0647 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u0628\u0647 \u062c\u0627\u06cc \u06a9\u0644 \u06a9\u0644\u06cc\u062f\u060c \u062a\u0646\u0647\u0627 \u0628\u0647 \u0628\u062e\u0634\u06cc \u0627\u0632 \u06a9\u0644\u06cc\u062f \u0627\u0648\u0644\u06cc\u0647 \u062a\u0631\u06a9\u06cc\u0628\u06cc \u0648\u0627\u0628\u0633\u062a\u0647 \u0628\u0627\u0634\u062f.\n<\/li>\n<li>\n<strong>2NF \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u062c\u0632\u0626\u06cc \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc \u06a9\u0646\u062f<\/strong> \u0628\u0627 \u062a\u062c\u0632\u06cc\u0647 \u0631\u0627\u0628\u0637\u0647 \u0628\u0647 \u0631\u0648\u0627\u0628\u0637 \u06a9\u0648\u0686\u06a9\u062a\u0631\u060c \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u0641\u0642\u0637 \u0628\u0647 \u06a9\u0644 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc \u06cc\u0627 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u062f\u06cc\u06af\u0631\u06cc \u0648\u0627\u0628\u0633\u062a\u0647 \u0647\u0633\u062a\u0646\u062f.\n<\/li>\n<\/ul>\n<p>\u0627\u06cc\u0646 \u0645\u0631\u062d\u0644\u0647 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0646\u0627\u0634\u06cc \u0627\u0632 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u062c\u0632\u0626\u06cc \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc \u062f\u0647\u062f \u0648 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0628\u0647\u062a\u0631 \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p><strong>\u0645\u062b\u0627\u0644<\/strong>:  <\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_2NF_%D9%86%DB%8C%D8%B3%D8%AA\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 2NF \u0646\u06cc\u0633\u062a):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u062c\u062f\u0648\u0644\u06cc \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u062f\u0648\u0631\u0647 \u062f\u0627\u0646\u0634\u062c\u0648\u06cc\u06cc \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>StudentID | CourseID | Instructor | Department\n----------------------------------------------\nS1        | C1       | Dr. Smith  | CS\nS2        | C2       | Dr. Jones  | EE\nS1        | C2       | Dr. Jones  | EE\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ul>\n<li>\n<strong>\u06a9\u0644\u06cc\u062f \u0627\u0648\u0644\u06cc\u0647 \u0645\u0631\u06a9\u0628<\/strong>: <code>(StudentID, CourseID)<\/code>.\n<\/li>\n<li>\n<strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062c\u0632\u0626\u06cc<\/strong>:<\/p>\n<ul>\n<li>\n<code>Instructor<\/code>  \u0648 <code>Department<\/code> \u0641\u0642\u0637 \u0628\u0647 <code>CourseID<\/code> \u0648 \u0646\u0647 \u062f\u0631 \u06a9\u0644 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc <code>(StudentID, CourseID)<\/code>.\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u0627\u06cc\u0646 2NF \u0631\u0627 \u0646\u0642\u0636 \u0645\u06cc \u06a9\u0646\u062f \u0632\u06cc\u0631\u0627 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc (<code>Instructor<\/code> \u0648 <code>Department<\/code>) \u062a\u0627 \u062d\u062f\u06cc \u0628\u0647 \u06a9\u0644\u06cc\u062f \u062a\u0631\u06a9\u06cc\u0628\u06cc \u0648\u0627\u0628\u0633\u062a\u0647 \u0647\u0633\u062a\u0646\u062f.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_2NF\"><\/span>\n<p>  \u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 2NF):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062c\u0632\u0626\u06cc\u060c \u062c\u062f\u0648\u0644 \u0631\u0627 \u0628\u0647 \u062f\u0648 \u0631\u0627\u0628\u0637\u0647 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0646\u06cc\u062f:  <\/p>\n<ol>\n<li>\n<strong>\u062c\u062f\u0648\u0644 \u062f\u0627\u0646\u0634\u062c\u0648\u06cc\u06cc \u062f\u0648\u0631\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   StudentID | CourseID\n   --------------------\n   S1        | C1\n   S2        | C2\n   S1        | C2\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ol>\n<li>\n<strong>\u062c\u062f\u0648\u0644 \u062c\u0632\u0626\u06cc\u0627\u062a \u062f\u0648\u0631\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   CourseID | Instructor  | Department\n   -----------------------------------\n   C1       | Dr. Smith   | CS\n   C2       | Dr. Jones   | EE\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<hr\/>\n<h3><span class=\"ez-toc-section\" id=\"%D9%81%D8%B1%D9%85_%D8%B3%D9%88%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_3NF\"><\/span>\n<p>  \u0641\u0631\u0645 \u0633\u0648\u0645 \u0639\u0627\u062f\u06cc (3NF)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u062a\u0639\u0631\u06cc\u0641<\/strong>:<\/p>\n<p>\u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f <strong>\u0641\u0631\u0645 \u0633\u0648\u0645 \u0639\u0627\u062f\u06cc (3NF)<\/strong> \u0627\u06af\u0631:  <\/p>\n<ol>\n<li>\u062f\u0631 \u0622\u0646 \u0627\u0633\u062a <strong>\u0641\u0631\u0645 \u062f\u0648\u0645 \u0639\u0627\u062f\u06cc (2NF)<\/strong> (\u06cc\u0639\u0646\u06cc \u0628\u062f\u0648\u0646 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062c\u0632\u0626\u06cc).\n<\/li>\n<li>\n<strong>\u0647\u06cc\u0686 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06af\u0630\u0631\u0627 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f<\/strong>\u060c \u06a9\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a:<\/p>\n<ul>\n<li>\u0647\u06cc\u0686 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0648\u0644\u06cc \u0628\u0647 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u062f\u06cc\u06af\u0631\u06cc \u0648\u0627\u0628\u0633\u062a\u0647 \u0646\u06cc\u0633\u062a.\n<\/li>\n<li>\u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u0628\u0627\u06cc\u062f \u0641\u0642\u0637 \u0628\u0647 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c \u0646\u0647 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u062f\u06cc\u06af\u0631.\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<ul>\n<li>\n<strong>\u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc<\/strong>: \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u06a9\u0647 \u0628\u062e\u0634\u06cc \u0627\u0632 \u0647\u06cc\u0686 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0646\u06cc\u0633\u062a.\n<\/li>\n<li>\n<strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06af\u0630\u0631\u0627<\/strong>: \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u0628\u0647 \u0637\u0648\u0631 \u063a\u06cc\u0631\u0645\u0633\u062a\u0642\u06cc\u0645 \u0628\u0647 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0627\u0632 \u0637\u0631\u06cc\u0642 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u062f\u06cc\u06af\u0631 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f.<\/li>\n<\/ul>\n<p><strong>\u062a\u0648\u0636\u06cc\u062d<\/strong>:<\/p>\n<p>\u062f\u0631 3NF\u060c \u0645\u0627 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u06af\u0630\u0631\u0627 \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0631\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0647\u06cc\u0645 \u0648 \u0633\u0627\u0632\u06af\u0627\u0631\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0628\u0647\u0628\u0648\u062f \u062f\u0647\u06cc\u0645.  <\/p>\n<ul>\n<li>\n<strong>\u0645\u062b\u0627\u0644 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06af\u0630\u0631\u0627<\/strong>: \u0627\u06af\u0631 <code>A \u2192 B<\/code> \u0648 <code>B \u2192 C<\/code>\u060c \u0633\u067e\u0633 <code>A \u2192 C<\/code> \u06cc\u06a9 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06af\u0630\u0631\u0627 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u06cc\u0639\u0646\u06cc <code>C<\/code> \u063a\u06cc\u0631 \u0645\u0633\u062a\u0642\u06cc\u0645 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f <code>A<\/code> \u0627\u0632 \u0637\u0631\u06cc\u0642 <code>B<\/code>.\n<\/li>\n<li>\u0627\u06cc\u0646 \u06af\u0648\u0646\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a\u06cc \u0645\u0639\u0631\u0641\u06cc \u0645\u06cc \u06a9\u0646\u0646\u062f <code>B<\/code> \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u0646\u0627\u0647\u0646\u062c\u0627\u0631\u06cc \u062f\u0631 \u0647\u0646\u06af\u0627\u0645 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0634\u0648\u062f <code>C<\/code>.<\/li>\n<\/ul>\n<p><strong>\u0645\u062b\u0627\u0644<\/strong>:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_3NF_%D9%86%DB%8C%D8%B3%D8%AA\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 3NF \u0646\u06cc\u0633\u062a):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>StudentID | Department | HOD\n--------------------------------\nS1        | CS         | Dr. Lee\nS2        | EE         | Dr. Brown\nS3        | CS         | Dr. Lee\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><strong>\u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f<\/strong>: <code>StudentID<\/code> \u0647\u0631 \u0631\u062f\u06cc\u0641 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0645\u06cc \u06a9\u0646\u062f.  <\/p>\n<ul>\n<li>\n<strong>\u0645\u0648\u0636\u0648\u0639<\/strong>: <code>HOD<\/code> \u0648\u06cc\u0698\u06af\u06cc \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f <code>Department<\/code>\u060c \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0631\u0648\u0634\u0646 \u0646\u06cc\u0633\u062a <code>StudentID<\/code>.<\/p>\n<ul>\n<li>\n<code>StudentID \u2192 Department<\/code>  (\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0645\u0633\u062a\u0642\u06cc\u0645).\n<\/li>\n<li>\n<code>Department \u2192 HOD<\/code>  (\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06af\u0630\u0631\u0627).\n<\/li>\n<li>\u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c <code>StudentID \u2192 HOD<\/code> \u06cc\u06a9 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06af\u0630\u0631\u0627 \u0627\u0633\u062a.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u0627\u06cc\u0646 \u0633\u0627\u062e\u062a\u0627\u0631 \u0645\u0646\u062c\u0631 \u0628\u0647 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0645\u06cc \u0634\u0648\u062f: \u0627\u06af\u0631 <code>HOD<\/code> \u0628\u0631\u0627\u06cc <code>CS<\/code> \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0628\u062e\u0634\u060c \u0686\u0646\u062f\u06cc\u0646 \u0631\u062f\u06cc\u0641 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u062f\u0627\u0631\u0646\u062f.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_3NF\"><\/span>\n<p>  \u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 3NF):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0628\u0631\u0627\u06cc \u062d\u0644 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u06af\u0630\u0631\u0627\u060c \u062c\u062f\u0648\u0644 \u0631\u0627 \u0628\u0647 \u062f\u0648 \u0631\u0627\u0628\u0637\u0647 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0646\u06cc\u062f:<\/p>\n<ol>\n<li>\n<strong>\u0645\u06cc\u0632 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u06cc-\u06af\u0631\u0648\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   StudentID | Department\n   -----------------------\n   S1        | CS\n   S2        | EE\n   S3        | CS\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ol>\n<li>\n<strong>\u0645\u06cc\u0632 \u0628\u062e\u0634-HOD<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   Department | HOD\n   -----------------\n   CS         | Dr. Lee\n   EE         | Dr. Brown\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<hr\/>\n<h3><span class=\"ez-toc-section\" id=\"%D9%81%D8%B1%D9%85_%D9%85%D8%B9%D9%85%D9%88%D9%84%DB%8C_%D8%A8%D9%88%DB%8C%D8%B3-%DA%A9%D8%A7%D8%AF_BCNF\"><\/span>\n<p>  \u0641\u0631\u0645 \u0645\u0639\u0645\u0648\u0644\u06cc \u0628\u0648\u06cc\u0633-\u06a9\u0627\u062f (BCNF)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u062a\u0639\u0631\u06cc\u0641<\/strong>:<\/p>\n<p>\u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f <strong>\u0641\u0631\u0645 \u0645\u0639\u0645\u0648\u0644\u06cc \u0628\u0648\u06cc\u0633-\u06a9\u0627\u062f (BCNF)<\/strong> \u0627\u06af\u0631:  <\/p>\n<ol>\n<li>\u062f\u0631 \u0622\u0646 \u0627\u0633\u062a <strong>\u0641\u0631\u0645 \u0633\u0648\u0645 \u0639\u0627\u062f\u06cc (3NF)<\/strong> (\u06cc\u0639\u0646\u06cc \u0647\u06cc\u0686 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062c\u0632\u0626\u06cc \u06cc\u0627 \u06af\u0630\u0631\u0627 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f).\n<\/li>\n<li>\n<strong>\u0647\u0631 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0627\u0633\u062a<\/strong>.\n<\/li>\n<\/ol>\n<ul>\n<li>\n<strong>\u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647<\/strong>: \u06cc\u06a9 \u0635\u0641\u062a (\u06cc\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627) \u06a9\u0647 \u0648\u06cc\u0698\u06af\u06cc \u062f\u06cc\u06af\u0631\u06cc \u0627\u0632 \u0646\u0638\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0628\u0647 \u0622\u0646 \u0648\u0627\u0628\u0633\u062a\u0647 \u0627\u0633\u062a.\n<\/li>\n<li>\n<strong>\u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f<\/strong>: \u062d\u062f\u0627\u0642\u0644 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0647\u0631 \u062a\u0627\u067e\u0644 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u062f.\n<\/li>\n<\/ul>\n<p><strong>\u062a\u0641\u0627\u0648\u062a \u06a9\u0644\u06cc\u062f\u06cc \u0628\u06cc\u0646 3NF \u0648 BCNF<\/strong>:  <\/p>\n<ul>\n<li>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 3NF \u0628\u0631\u062e\u06cc \u0648\u0627\u0628\u0633\u062a\u06af\u06cc\u200c\u0647\u0627 \u0631\u0627 \u0645\u062c\u0627\u0632 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u063a\u06cc\u0631 \u0627\u0635\u0644\u06cc \u0627\u0632 \u0646\u0638\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0628\u0647 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0648\u0627\u0628\u0633\u062a\u0647 \u0627\u0633\u062a\u060c BCNF \u0647\u0631 \u06af\u0648\u0646\u0647 \u0646\u0627\u0647\u0646\u062c\u0627\u0631\u06cc\u200c\u0647\u0627\u06cc\u06cc \u0631\u0627 \u0628\u0627 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0631 \u062a\u0639\u06cc\u06cc\u0646\u200c\u06a9\u0646\u0646\u062f\u0647 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0627\u0633\u062a \u062d\u0630\u0641 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n<\/ul>\n<p><strong>\u062a\u0648\u0636\u06cc\u062d<\/strong>:<\/p>\n<p>BCNF \u0633\u062e\u062a\u200c\u062a\u0631 \u0627\u0632 3NF \u0627\u0633\u062a \u0648 \u0628\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a\u200c\u0647\u0627\u06cc\u06cc \u0645\u06cc\u200c\u067e\u0631\u062f\u0627\u0632\u062f \u06a9\u0647 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a 3NF \u0631\u0627 \u0628\u0631\u0622\u0648\u0631\u062f\u0647 \u06a9\u0646\u062f \u0627\u0645\u0627 \u0647\u0645\u0686\u0646\u0627\u0646 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0646\u0627\u0634\u06cc \u0627\u0632 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc\u200c\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 BCNF \u0631\u0627 \u0646\u0642\u0636 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f.  <\/p>\n<p><strong>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 BCNF \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a<\/strong>:  <\/p>\n<ul>\n<li>BCNF \u0632\u0645\u0627\u0646\u06cc \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a \u06a9\u0647 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u06a9\u0644\u06cc\u062f \u063a\u06cc\u0631 \u06a9\u0627\u0646\u062f\u06cc\u062f\u060c \u0628\u062e\u0634\u06cc \u0627\u0632 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f\u060c \u06a9\u0647 \u0645\u0646\u062c\u0631 \u0628\u0647 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0648 \u0646\u0627\u0647\u0646\u062c\u0627\u0631\u06cc \u0645\u06cc \u0634\u0648\u062f.<\/li>\n<\/ul>\n<p><strong>\u0645\u062b\u0627\u0644<\/strong>:  <\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_BCNF_%D9%86%DB%8C%D8%B3%D8%AA\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 BCNF \u0646\u06cc\u0633\u062a):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>CourseID | Instructor | Room\n----------------------------\nC1       | Dr. Smith  | R101\nC1       | Dr. Smith  | R102\nC2       | Dr. Jones  | R101\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc<\/strong>:  <\/p>\n<ol>\n<li>\n<code>CourseID \u2192 Instructor<\/code>\n<\/li>\n<li>\n<code>Instructor \u2192 Room<\/code>\n<\/li>\n<\/ol>\n<p><strong>\u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f<\/strong>: <code>CourseID<\/code>  <\/p>\n<p><strong>\u0645\u0648\u0636\u0648\u0639<\/strong>:  <\/p>\n<ul>\n<li>\u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647 <code>Instructor<\/code> \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0646\u06cc\u0633\u062a \u0628\u0644\u06a9\u0647 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647 \u0627\u0633\u062a <code>Room<\/code>.\n<\/li>\n<li>\u0627\u06cc\u0646 BCNF \u0631\u0627 \u0646\u0642\u0636 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0632\u06cc\u0631\u0627 \u0647\u0645\u0647 \u0639\u0648\u0627\u0645\u0644 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647 \u06a9\u0644\u06cc\u062f\u0647\u0627\u06cc \u06a9\u0627\u0646\u062f\u06cc\u062f \u0646\u06cc\u0633\u062a\u0646\u062f.<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_BCNF\"><\/span>\n<p>  \u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 BCNF):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06cc\u0627\u0628\u06cc \u0628\u0647 BCNF\u060c \u062c\u062f\u0648\u0644 \u0631\u0627 \u0628\u0647 \u062f\u0648 \u0631\u0627\u0628\u0637\u0647 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0646\u06cc\u062f:  <\/p>\n<ol>\n<li>\n<strong>\u0645\u06cc\u0632 \u062f\u0648\u0631\u0647 \u0622\u0645\u0648\u0632\u0634\u06cc<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   CourseID | Instructor\n   ----------------------\n   C1       | Dr. Smith\n   C2       | Dr. Jones\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ol>\n<li>\n<strong>\u0645\u0631\u0628\u06cc-\u0645\u06cc\u0632 \u0627\u062a\u0627\u0642<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   Instructor | Room\n   ------------------\n   Dr. Smith  | R101\n   Dr. Smith  | R102\n   Dr. Jones  | R101\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<hr\/>\n<h3><span class=\"ez-toc-section\" id=\"%D9%81%D8%B1%D9%85_%DA%86%D9%87%D8%A7%D8%B1%D9%85_%D8%B9%D8%A7%D8%AF%DB%8C_4NF\"><\/span>\n<p>  \u0641\u0631\u0645 \u0686\u0647\u0627\u0631\u0645 \u0639\u0627\u062f\u06cc (4NF)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u062a\u0639\u0631\u06cc\u0641<\/strong>:<\/p>\n<p>\u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f <strong>\u0641\u0631\u0645 \u0686\u0647\u0627\u0631\u0645 \u0639\u0627\u062f\u06cc (4NF)<\/strong> \u0627\u06af\u0631:  <\/p>\n<ol>\n<li>\u062f\u0631 \u0622\u0646 \u0627\u0633\u062a <strong>\u0641\u0631\u0645 \u0645\u0639\u0645\u0648\u0644\u06cc \u0628\u0648\u06cc\u0633-\u06a9\u0627\u062f (BCNF)<\/strong> (\u06cc\u0639\u0646\u06cc \u0628\u062f\u0648\u0646 \u0646\u0627\u0647\u0646\u062c\u0627\u0631\u06cc \u062c\u0632\u0626\u06cc\u060c \u06af\u0630\u0631\u0627 \u06cc\u0627 \u062f\u06cc\u06af\u0631).<\/li>\n<li>\u0647\u06cc\u0686\u06a9\u062f\u0627\u0645 \u0631\u0627 \u0646\u062f\u0627\u0631\u062f <strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc<\/strong>.<\/li>\n<\/ol>\n<ul>\n<li>\n<strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc (MVD)<\/strong>: \u06cc\u06a9 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0632\u0645\u0627\u0646\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u062f\u0631 \u062c\u062f\u0648\u0644 \u0686\u0646\u062f\u06cc\u0646 \u0645\u062c\u0645\u0648\u0639\u0647 \u0645\u0633\u062a\u0642\u0644 \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627 \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u062f. \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631\u060c \u0627\u06af\u0631 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u062d\u0627\u0648\u06cc \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f \u0648\u06cc\u0698\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0645\u0633\u062a\u0642\u0644 \u0628\u0627\u0634\u062f \u06a9\u0647 \u0628\u0647 \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0645\u0631\u062a\u0628\u0637 \u0646\u06cc\u0633\u062a\u0646\u062f\u060c 4NF \u0631\u0627 \u0646\u0642\u0636 \u0645\u06cc \u06a9\u0646\u062f.<\/li>\n<\/ul>\n<p><strong>\u062a\u0648\u0636\u06cc\u062d<\/strong>:<\/p>\n<p>\u062f\u0631 4NF\u060c \u0647\u062f\u0641 \u0627\u0648\u0644\u06cc\u0647 \u062d\u0630\u0641 \u0627\u0633\u062a <strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc<\/strong>\u060c \u06a9\u0647 \u0632\u0645\u0627\u0646\u06cc \u0631\u062e \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u06cc\u06a9 \u0631\u06a9\u0648\u0631\u062f \u062d\u0627\u0648\u06cc \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f \u0648\u06cc\u0698\u06af\u06cc \u0645\u0633\u062a\u0642\u0644 \u0628\u0627\u0634\u062f \u06a9\u0647 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0647 \u0647\u0645 \u0645\u0631\u062a\u0628\u0637 \u0646\u06cc\u0633\u062a\u0646\u062f \u0627\u0645\u0627 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0628\u0647 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u0628\u0627 \u0647\u0645 \u0638\u0627\u0647\u0631 \u0645\u06cc \u0634\u0648\u0646\u062f.  <\/p>\n<ul>\n<li>\u0627\u06cc\u0646 \u0646\u0648\u0639 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627 \u0645\u0646\u062c\u0631 \u0628\u0647 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0645\u06cc \u0634\u0648\u0646\u062f \u0632\u06cc\u0631\u0627 \u0686\u0646\u062f\u06cc\u0646 \u0646\u0633\u062e\u0647 \u0627\u0632 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u06cc\u06a9\u0633\u0627\u0646 \u062f\u0631 \u0631\u062f\u06cc\u0641 \u0647\u0627 \u062a\u06a9\u0631\u0627\u0631 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/li>\n<li>\u0628\u0627 \u062a\u062c\u0632\u06cc\u0647 \u0631\u0627\u0628\u0637\u0647 \u062d\u0630\u0641 MVD \u0647\u0627\u060c \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0631\u062f\u0647 \u0648 \u062b\u0628\u0627\u062a \u0631\u0627 \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0647\u0628\u0648\u062f \u0645\u06cc \u0628\u062e\u0634\u06cc\u0645.<\/li>\n<\/ul>\n<p><strong>\u0645\u0641\u0647\u0648\u0645 \u06a9\u0644\u06cc\u062f\u06cc<\/strong>:  <\/p>\n<ul>\n<li>\u062f\u0631 4NF\u060c \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0646\u0628\u0627\u06cc\u062f \u062f\u0627\u0631\u0627\u06cc \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f \u0648\u06cc\u0698\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0628\u0627\u0634\u062f \u06a9\u0647 \u0628\u0647 \u06cc\u06a9 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f. \u0647\u0631 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0628\u0627\u06cc\u062f \u0628\u0627 \u062a\u062c\u0632\u06cc\u0647 \u062c\u062f\u0648\u0644 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0646\u0627\u0633\u0628 \u062d\u0630\u0641 \u0634\u0648\u062f.<\/li>\n<\/ul>\n<p><strong>\u0645\u062b\u0627\u0644<\/strong>:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_4NF_%D9%86%DB%8C%D8%B3%D8%AA\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 4NF \u0646\u06cc\u0633\u062a):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u062c\u062f\u0648\u0644\u06cc \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u062f\u0631\u0628\u0627\u0631\u0647 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646\u060c \u062f\u0648\u0631\u0647 \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u06cc \u06af\u0630\u0631\u0627\u0646\u0646\u062f \u0648 \u0628\u0627\u0634\u06af\u0627\u0647 \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0634\u0631\u06a9\u062a \u062f\u0627\u0631\u0646\u062f \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>StudentID | Course   | Club\n-------------------------------\nS1        | Math     | Chess\nS1        | History  | Drama\nS2        | Math     | Chess\nS2        | Biology  | Music\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><strong>\u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f<\/strong>: <code>StudentID<\/code><\/p>\n<p><strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc<\/strong>:  <\/p>\n<ul>\n<li>\u0627\u0644\u0641 <code>StudentID<\/code> \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0647\u0631 \u062f\u0648 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 <code>Courses<\/code> \u0648 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 <code>Clubs<\/code>\u060c \u0627\u0645\u0627 \u0627\u06cc\u0646 \u0645\u062c\u0645\u0648\u0639\u0647 \u0647\u0627 \u0645\u0633\u062a\u0642\u0644 \u0627\u0632 \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0647\u0633\u062a\u0646\u062f.\n<ul>\n<li>\n<code>StudentID \u2192 {Courses}<\/code>  (\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0628\u06cc\u0646 <code>StudentID<\/code> \u0648 <code>Courses<\/code>)\n<\/li>\n<li>\n<code>StudentID \u2192 {Clubs}<\/code>  (\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0628\u06cc\u0646 <code>StudentID<\/code> \u0648 <code>Clubs<\/code>)\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u062c\u062f\u0648\u0644 4NF \u0631\u0627 \u0646\u0642\u0636 \u0645\u06cc \u06a9\u0646\u062f \u0632\u06cc\u0631\u0627 <code>StudentID<\/code> \u0647\u0645 \u062f\u0648\u0631\u0647 \u0647\u0627 \u0648 \u0647\u0645 \u0628\u0627\u0634\u06af\u0627\u0647 \u0647\u0627 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0633\u062a\u0642\u0644 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f. \u0647\u0645\u06cc\u0646 \u0627\u0645\u0631 \u0628\u0627\u0639\u062b \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0645\u06cc \u0634\u0648\u062f <code>StudentID<\/code> \u0686\u0646\u062f\u06cc\u0646 \u0628\u0627\u0631 \u0628\u0627 \u062a\u0631\u06a9\u06cc\u0628 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u062f\u0648\u0631\u0647 \u0647\u0627 \u0648 \u0628\u0627\u0634\u06af\u0627\u0647 \u0647\u0627 \u062a\u06a9\u0631\u0627\u0631 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D8%A7%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_4NF\"><\/span>\n<p>  \u062c\u062f\u0627\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 4NF):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0628\u0631\u0627\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u062c\u062f\u0648\u0644 \u0628\u0627 4NF \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c \u0628\u0627\u06cc\u062f \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0631\u0627 \u0628\u0627 \u062a\u062c\u0632\u06cc\u0647 \u0622\u0646 \u0628\u0647 \u062f\u0648 \u062c\u062f\u0648\u0644 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u0645:<\/p>\n<ol>\n<li>\n<strong>\u062c\u062f\u0648\u0644 \u062f\u0627\u0646\u0634\u062c\u0648\u06cc\u06cc \u062f\u0648\u0631\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   StudentID | Course\n   --------------------\n   S1        | Math\n   S1        | History\n   S2        | Math\n   S2        | Biology\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ol>\n<li>\n<strong>\u0645\u06cc\u0632 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u06cc &#8211; \u0628\u0627\u0634\u06af\u0627\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   StudentID | Club\n   -------------------\n   S1        | Chess\n   S1        | Drama\n   S2        | Chess\n   S2        | Music\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0627\u06a9\u0646\u0648\u0646\u060c \u062f\u0648 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0628\u0647 \u0637\u0648\u0631 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc \u0634\u0648\u0646\u062f:<\/p>\n<ul>\n<li>\u0627\u06cc\u0646 <code>Student-Course Table<\/code> \u0627\u0631\u062a\u0628\u0627\u0637 \u0628\u06cc\u0646 \u062f\u0627\u0646\u0634\u200c\u0622\u0645\u0648\u0632\u0627\u0646 \u0648 \u062f\u0648\u0631\u0647\u200c\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u06af\u0630\u0631\u0627\u0646\u0646\u062f \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n<li>\u0627\u06cc\u0646 <code>Student-Club Table<\/code> \u0631\u0627\u0628\u0637\u0647 \u0628\u06cc\u0646 \u062f\u0627\u0646\u0634\u200c\u0622\u0645\u0648\u0632\u0627\u0646 \u0648 \u0628\u0627\u0634\u06af\u0627\u0647\u200c\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0645\u0634\u0627\u0631\u06a9\u062a \u062f\u0627\u0631\u0646\u062f \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n<\/ul>\n<hr\/>\n<h3><span class=\"ez-toc-section\" id=\"%D9%81%D8%B1%D9%85_%D9%86%D8%B1%D9%85%D8%A7%D9%84_%D9%BE%D9%86%D8%AC%D9%85_5NF\"><\/span>\n<p>  \u0641\u0631\u0645 \u0646\u0631\u0645\u0627\u0644 \u067e\u0646\u062c\u0645 (5NF)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u062a\u0639\u0631\u06cc\u0641<\/strong>:<\/p>\n<p>\u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f <strong>\u0641\u0631\u0645 \u0646\u0631\u0645\u0627\u0644 \u067e\u0646\u062c\u0645 (5NF)<\/strong>\u060c \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0634\u0646\u0627\u062e\u062a\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a <strong>\u0641\u0631\u0627\u0641\u06a9\u0646\u06cc-\u067e\u06cc\u0648\u0633\u062a\u0646 \u0628\u0647 \u0641\u0631\u0645 \u0639\u0627\u062f\u06cc (PJNF)<\/strong>\u060c \u0627\u06af\u0631:  <\/p>\n<ol>\n<li>\u062f\u0631 \u0622\u0646 \u0627\u0633\u062a <strong>\u0641\u0631\u0645 \u0686\u0647\u0627\u0631\u0645 \u0639\u0627\u062f\u06cc (4NF)<\/strong> (\u06cc\u0639\u0646\u06cc \u0647\u06cc\u0686 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f).<\/li>\n<li>\u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0646\u0645\u06cc \u062a\u0648\u0627\u0646 \u0622\u0646 \u0631\u0627 \u0628\u06cc\u0634\u062a\u0631 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0631\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0631\u0627\u0628\u0637\u0647 \u062d\u0627\u0648\u06cc \u0647\u06cc\u0686 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0646\u06cc\u0633\u062a <strong>\u0628\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0628\u067e\u06cc\u0648\u0646\u062f\u06cc\u062f<\/strong> \u06cc\u0627 <strong>\u062a\u062c\u0632\u06cc\u0647 \u0627\u062a\u0635\u0627\u0644 \u0628\u062f\u0648\u0646 \u062a\u0644\u0641\u0627\u062a<\/strong>.<\/li>\n<\/ol>\n<ul>\n<li>\n<strong>\u067e\u06cc\u0648\u0633\u062a\u0646 \u0628\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc (JD)<\/strong>: \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0627\u062a\u0635\u0627\u0644 \u0632\u0645\u0627\u0646\u06cc \u0627\u062a\u0641\u0627\u0642 \u0645\u06cc \u0627\u0641\u062a\u062f \u06a9\u0647 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f \u0631\u0627\u0628\u0637\u0647 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0631\u062f\u060c \u0627\u0645\u0627 \u0648\u0642\u062a\u06cc \u062f\u0648\u0628\u0627\u0631\u0647 \u0628\u0647 \u0647\u0645 \u0645\u062a\u0635\u0644 \u0634\u0648\u0646\u062f\u060c \u0647\u06cc\u0686 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0627\u0632 \u0628\u06cc\u0646 \u0646\u0645\u06cc \u0631\u0648\u062f. \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631\u060c \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u067e\u06cc\u0648\u0633\u062a\u0646 \u0632\u0645\u0627\u0646\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u06a9\u0647 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0631\u0627 \u0628\u062a\u0648\u0627\u0646 \u0628\u0647 \u0631\u0648\u0627\u0628\u0637 \u0641\u0631\u0639\u06cc \u062a\u0642\u0633\u06cc\u0645 \u06a9\u0631\u062f\u060c \u0627\u0645\u0627 \u0631\u0627\u0628\u0637\u0647 \u0627\u0635\u0644\u06cc \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u0647\u06cc\u0686 \u062f\u0627\u062f\u0647 \u0627\u06cc \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u06a9\u0631\u062f.<\/li>\n<\/ul>\n<p><strong>\u062a\u0648\u0636\u06cc\u062d<\/strong>:<\/p>\n<p>5NF \u0628\u0627 <strong>\u0628\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627 \u0628\u067e\u06cc\u0648\u0646\u062f\u06cc\u062f<\/strong>\u060c \u0648 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0628\u0647 \u06af\u0648\u0646\u0647 \u0627\u06cc \u062a\u062c\u0632\u06cc\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 \u062a\u0645\u0627\u0645 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0631\u0627 \u0627\u0632 \u0642\u0633\u0645\u062a \u0647\u0627\u06cc \u062a\u062c\u0632\u06cc\u0647 \u0634\u062f\u0647 \u0622\u0646 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u062f\u0627\u062f\u0647 \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u06a9\u0631\u062f. \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u062f\u0631 5NF \u0628\u0647 \u06af\u0648\u0646\u0647\u200c\u0627\u06cc \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a \u06a9\u0647 \u062a\u0645\u0627\u0645 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc\u200c\u0647\u0627\u06cc \u067e\u06cc\u0648\u0633\u062a\u0646 \u063a\u06cc\u0631\u0645\u0634\u062e\u0635 \u0622\u0646 \u062a\u0648\u0633\u0637 \u06a9\u0644\u06cc\u062f\u0647\u0627\u06cc \u06a9\u0627\u0646\u062f\u06cc\u062f \u0622\u0646 \u0645\u0634\u062e\u0635 \u0634\u0648\u062f. <\/p>\n<ul>\n<li>\n<strong>Lossless Join Decomposition<\/strong>: \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u0628\u0647 \u0631\u0648\u0627\u0628\u0637 \u06a9\u0648\u0686\u06a9\u062a\u0631 \u062a\u062c\u0632\u06cc\u0647 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0633\u067e\u0633 \u062f\u0648\u0628\u0627\u0631\u0647 \u0628\u0647 \u0647\u0645 \u0645\u062a\u0635\u0644 \u0645\u06cc \u0634\u0648\u062f\u060c \u0631\u0627\u0628\u0637\u0647 \u0627\u0635\u0644\u06cc \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u062f\u0627\u062f\u0647 \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u06a9\u0631\u062f. \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u062f\u0631 5NF \u0627\u0633\u062a \u0627\u06af\u0631 \u0646\u062a\u0648\u0627\u0646 \u0622\u0646 \u0631\u0627 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0631\u062f.\n<\/li>\n<li>\n<strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u063a\u06cc\u0631 \u067e\u06cc\u0634 \u067e\u0627 \u0627\u0641\u062a\u0627\u062f\u0647 Join Dependency<\/strong>: \u0627\u06af\u0631 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u067e\u06cc\u0648\u0633\u062a\u0646 \u0628\u0647 \u0637\u0648\u0631 \u067e\u06cc\u0634 \u067e\u0627\u0627\u0641\u062a\u0627\u062f\u0647 \u0627\u0631\u0636\u0627 \u0646\u0634\u0648\u062f (\u06cc\u0639\u0646\u06cc \u0647\u0645\u0647 \u0635\u0641\u0627\u062a \u0631\u0627\u0628\u0637\u0647 \u062f\u0631 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u067e\u06cc\u0648\u0633\u062a\u0646 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f) \u0628\u06cc \u0627\u0647\u0645\u06cc\u062a \u0627\u0633\u062a. <\/li>\n<\/ul>\n<p>\u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u0633\u0627\u062f\u0647 \u062a\u0631\u060c 5NF \u0628\u0627 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0627\u0632 \u0639\u062f\u0645 \u0648\u062c\u0648\u062f \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0646\u0627\u0634\u06cc \u0627\u0632 \u062a\u062c\u0632\u06cc\u0647 \u0646\u0627\u0645\u0646\u0627\u0633\u0628 \u0645\u0631\u062a\u0628\u0637 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0648\u0642\u062a\u06cc \u06cc\u06a9 \u0631\u0627\u0628\u0637\u0647 \u062a\u062c\u0632\u06cc\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0628\u0639\u062f\u0627\u064b \u0628\u0647 \u0622\u0646 \u0645\u062a\u0635\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0647\u0645\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0627\u0635\u0644\u06cc \u0647\u0646\u0648\u0632 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u06cc\u0627 \u0627\u0628\u0647\u0627\u0645 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0647\u0633\u062a\u0646\u062f.<\/p>\n<p><strong>\u0645\u062b\u0627\u0644<\/strong>:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D9%86%D8%A7%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_5NF_%D9%86%DB%8C%D8%B3%D8%AA\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 5NF \u0646\u06cc\u0633\u062a):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u062c\u062f\u0648\u0644\u06cc \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0631\u0627 \u062f\u0631 \u0645\u0648\u0631\u062f \u062a\u0627\u0645\u06cc\u0646 \u06a9\u0646\u0646\u062f\u06af\u0627\u0646 \u062a\u0627\u0645\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647 \u0642\u0637\u0639\u0627\u062a \u0628\u0631\u0627\u06cc \u067e\u0631\u0648\u0698\u0647 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>Supplier | Part    | Project\n------------------------------\nS1       | P1      | ProjA\nS1       | P2      | ProjB\nS2       | P1      | ProjA\nS2       | P2      | ProjC\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><strong>\u06a9\u0644\u06cc\u062f \u0646\u0627\u0645\u0632\u062f<\/strong>: <code>(Supplier, Part, Project)<\/code><\/p>\n<p><strong>\u0628\u0647 Dependency \u0628\u067e\u06cc\u0648\u0646\u062f\u06cc\u062f<\/strong>:<\/p>\n<p>\u0631\u0627\u0628\u0637\u0647 \u0628\u0627\u0644\u0627 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062c\u0648\u06cc\u0646 \u062f\u0627\u0631\u062f \u0632\u06cc\u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u0647 \u0631\u0648\u0627\u0628\u0637 \u06a9\u0648\u0686\u06a9\u062a\u0631 \u062a\u062c\u0632\u06cc\u0647 \u0634\u0648\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u062c\u062f\u0648\u0644 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0633\u0647 \u0631\u0627\u0628\u0637\u0647 \u0641\u0631\u0639\u06cc \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0631\u062f:<\/p>\n<ol>\n<li>\n<strong>\u0645\u06cc\u0632 \u062a\u0627\u0645\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647-\u0628\u062e\u0634<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   Supplier | Part\n   ----------------\n   S1       | P1\n   S1       | P2\n   S2       | P1\n   S2       | P2\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ol>\n<li>\n<strong>\u062c\u062f\u0648\u0644 \u067e\u0631\u0648\u0698\u0647 \u062a\u0627\u0645\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   Supplier | Project\n   -------------------\n   S1       | ProjA\n   S1       | ProjB\n   S2       | ProjA\n   S2       | ProjC\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<ol>\n<li>\n<strong>\u062c\u062f\u0648\u0644 \u0642\u0633\u0645\u062a \u067e\u0631\u0648\u0698\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   Part    | Project\n   -----------------\n   P1      | ProjA\n   P2      | ProjB\n   P1      | ProjA\n   P2      | ProjC\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0628\u0627 \u062a\u062c\u0632\u06cc\u0647 \u062c\u062f\u0648\u0644 \u0628\u0647 \u0627\u06cc\u0646 \u0631\u0648\u0627\u0628\u0637 \u06a9\u0648\u0686\u06a9\u062a\u0631\u060c \u0645\u0627 \u0647\u0645\u0686\u0646\u0627\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u062c\u062f\u0648\u0644 \u0627\u0635\u0644\u06cc \u0631\u0627 \u0628\u0627 \u0627\u0646\u062c\u0627\u0645 \u06cc\u06a9 \u0627\u062a\u0635\u0627\u0644 \u0637\u0628\u06cc\u0639\u06cc \u0631\u0648\u06cc \u0627\u06cc\u0646 \u0633\u0647 \u0631\u0627\u0628\u0637\u0647 \u06a9\u0648\u0686\u06a9\u062a\u0631 \u062f\u0648\u0628\u0627\u0631\u0647 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645. <\/p>\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0686\u0648\u0646 \u0627\u06cc\u0646 \u062a\u062c\u0632\u06cc\u0647 \u0627\u0645\u06a9\u0627\u0646 \u067e\u0630\u06cc\u0631 \u0627\u0633\u062a\u060c 5NF \u0631\u0627 \u0646\u0642\u0636 \u0645\u06cc \u06a9\u0646\u062f. \u062f\u0644\u06cc\u0644 \u0646\u0642\u0636 5NF \u0628\u0647 \u0627\u06cc\u0646 \u062f\u0644\u06cc\u0644 \u0627\u0633\u062a \u06a9\u0647 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u062a\u0627\u0645\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647 \u06a9\u062f\u0627\u0645 \u0628\u062e\u0634 \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u067e\u0631\u0648\u0698\u0647 \u0645\u0639\u06cc\u0646 \u0628\u0647 \u0637\u0648\u0631 \u0627\u0636\u0627\u0641\u06cc \u062f\u0631 \u0686\u0646\u062f\u06cc\u0646 \u0631\u062f\u06cc\u0641 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u062f. \u0645\u0627 \u062d\u0642\u0627\u06cc\u0642 \u06cc\u06a9\u0633\u0627\u0646\u06cc \u0631\u0627 \u0686\u0646\u062f\u06cc\u0646 \u0628\u0627\u0631 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645\u060c \u06a9\u0647 \u063a\u06cc\u0631\u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a \u0648 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u0646\u0627\u0633\u0627\u0632\u06af\u0627\u0631\u06cc \u0634\u0648\u062f.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%D8%AC%D8%AF%D9%88%D9%84_%D8%B3%D8%A7%D8%B2%DA%AF%D8%A7%D8%B1_%D8%AF%D8%B1_5NF\"><\/span>\n<p>  \u062c\u062f\u0648\u0644 \u0633\u0627\u0632\u06af\u0627\u0631 (\u062f\u0631 5NF):<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06cc\u0627\u0628\u06cc \u0628\u0647 5NF\u060c \u062c\u062f\u0648\u0644 \u0631\u0627 \u062a\u062c\u0632\u06cc\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0627\u06cc\u0646 \u0631\u0627\u0628\u0637\u0647 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631 \u062a\u062c\u0632\u06cc\u0647 \u0646\u0634\u0648\u062f:<\/p>\n<ol>\n<li>\n<strong>\u062c\u062f\u0648\u0644 \u062a\u0627\u0645\u06cc\u0646 \u06a9\u0646\u0646\u062f\u0647-\u0628\u062e\u0634-\u067e\u0631\u0648\u0698\u0647<\/strong>:\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>   Supplier | Part    | Project\n   ------------------------------\n   S1       | P1      | ProjA\n   S1       | P2      | ProjB\n   S2       | P1      | ProjA\n   S2       | P2      | ProjC\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0634\u06a9\u0644\u060c \u0627\u06cc\u0646 \u0631\u0627\u0628\u0637\u0647 \u0627\u06a9\u0646\u0648\u0646 \u062f\u0631 5NF \u0627\u0633\u062a\u060c \u0632\u06cc\u0631\u0627 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0622\u0646 \u0631\u0627 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u062f\u0627\u062f\u0647 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0631\u062f. \u0627\u06cc\u0646 \u062c\u062f\u0648\u0644 \u0647\u0645\u0627\u0646 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0627\u0635\u0644\u06cc \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f\u060c \u0627\u0645\u0627 \u0628\u0647 \u0634\u06a9\u0644 \u0646\u0631\u0645\u0627\u0644\u200c\u0634\u062f\u0647\u200c\u062a\u0631 \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0647\u0631 \u0648\u06cc\u0698\u06af\u06cc \u06a9\u0627\u0645\u0644\u0627\u064b \u0628\u0647 \u06a9\u0644\u06cc\u062f \u06a9\u0627\u0646\u062f\u06cc\u062f \u0648\u0627\u0628\u0633\u062a\u0647 \u0627\u0633\u062a \u0648 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u062a\u062c\u0632\u06cc\u0647 \u0646\u0627\u062f\u0631\u0633\u062a \u0647\u06cc\u0686 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f.<\/p>\n<hr\/>\n<h3><span class=\"ez-toc-section\" id=\"%D9%85%D9%81%D8%A7%D9%87%DB%8C%D9%85_%DA%A9%D9%84%DB%8C%D8%AF%DB%8C_%D8%AF%D8%B1_%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C_%D8%B1%D8%A7%D8%A8%D8%B7%D9%87_%D8%A7%DB%8C\"><\/span>\n<p>  \u0645\u0641\u0627\u0647\u06cc\u0645 \u06a9\u0644\u06cc\u062f\u06cc \u062f\u0631 \u0637\u0631\u0627\u062d\u06cc \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<strong>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0686\u0646\u062f \u0627\u0631\u0632\u0634\u06cc<\/strong>: \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0686\u0646\u062f\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 \u0645\u0633\u062a\u0642\u0644 \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f.<\/li>\n<li>\n<strong>\u0628\u0647 Dependency \u0628\u067e\u06cc\u0648\u0646\u062f\u06cc\u062f<\/strong>: \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0637\u0648\u0644 \u0627\u062a\u0635\u0627\u0644\u0627\u062a\u060c \u062a\u0627\u067e\u0644 \u0647\u0627\u06cc \u062c\u0639\u0644\u06cc \u0627\u06cc\u062c\u0627\u062f \u0646\u0645\u06cc \u0634\u0648\u0646\u062f.<\/li>\n<li>\n<strong>\u062d\u0641\u0638 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc<\/strong>: \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u062a\u0645\u0627\u0645 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u067e\u0633 \u0627\u0632 \u062a\u062c\u0632\u06cc\u0647 \u062d\u0641\u0638 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/li>\n<\/ul>\n<p>\u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u062c\u0627\u0645\u0639 \u0634\u0645\u0627 \u0631\u0627 \u0628\u0647 \u062a\u0633\u0644\u0637 \u0628\u0631 \u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u0645\u062c\u0647\u0632 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0627\u0632 \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u06a9\u0627\u0631\u0622\u0645\u062f\u060c \u0633\u0627\u0632\u06af\u0627\u0631 \u0648 \u0628\u062f\u0648\u0646 \u0646\u0627\u0647\u0646\u062c\u0627\u0631\u06cc \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc: \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u062c\u0627\u0645\u0639 \u0637\u0631\u0627\u062d\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u0633\u0646\u06af \u0628\u0646\u0627\u06cc \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u0648\u062b\u0631 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631 \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc \u06a9\u0627\u0631\u0622\u0645\u062f \u062f\u0627\u062f\u0647 \u0647\u0627 \u0648 \u062f\u0631 \u0639\u06cc\u0646 \u062d\u0627\u0644 \u06a9\u0627\u0647\u0634 \u0627\u0641\u0632\u0648\u0646\u06af\u06cc \u0648 \u062d\u0641\u0638 \u06cc\u06a9\u067e\u0627\u0631\u0686\u06af\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u062a\u0645\u0631\u06a9\u0632 \u062f\u0627\u0631\u062f. \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u06a9\u0627\u0648\u0634 \u06a9\u0627\u0645\u0644\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u062a\u062c\u0632\u06cc\u0647\u060c \u0646\u0631\u0645\u0627\u0644 \u0633\u0627\u0632\u06cc\u060c \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0648 \u06a9\u0644\u06cc\u062f\u0647\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc &hellip;<\/p>\n","protected":false},"author":2,"featured_media":91330,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-91329","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/91329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=91329"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/91329\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/91330"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=91329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=91329"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=91329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}