{"id":104212,"date":"2025-04-02T08:10:45","date_gmt":"2025-04-02T03:40:45","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/"},"modified":"2025-04-02T08:10:45","modified_gmt":"2025-04-02T03:40:45","slug":"%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/","title":{"rendered":"\u0686\u06af\u0648\u0646\u0647 \u0641\u0647\u0631\u0633\u062a \u0647\u0627 \u0648\u0627\u0642\u0639\u0627\u064b \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f &#8211; \u062c\u0627\u0645\u0639\u0647 dev"},"content":{"rendered":"<div data-article-id=\"2372913\" id=\"article-body\">\n<p>\u062e\u0648\u0628 \u060c \u0645\u0627 \u0645\u06cc \u062f\u0627\u0646\u06cc\u0645 \u06a9\u0647 \u0641\u0647\u0631\u0633\u062a \u0647\u0627 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0633\u0631\u06cc\u0639\u062a\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f. \u0627\u0645\u0627 <em>\u0686\u0631\u0627<\/em>\u061f \u0627\u06cc\u0646 \u0641\u0642\u0637 \u062c\u0627\u062f\u0648 \u0646\u06cc\u0633\u062a \u061b \u0627\u06cc\u0646 \u062f\u0631 \u0645\u0648\u0631\u062f \u062d\u0631\u06a9\u062a \u06a9\u0627\u0631\u0622\u0645\u062f \u062f\u0631 \u0646\u062d\u0648\u0647 \u0630\u062e\u06cc\u0631\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u062c\u0633\u0645\u06cc \u0648 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u0632\u0627\u0646 \u06a9\u0627\u0631\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f \u060c \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635 \u0647\u0646\u06af\u0627\u0645 \u062e\u0648\u0627\u0646\u062f\u0646 \u0627\u0632 \u062f\u06cc\u0633\u06a9.<\/p>\n<p>\u0628\u0647 \u062c\u062f\u0648\u0644 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u062e\u0648\u062f \u0641\u06a9\u0631 \u06a9\u0646\u06cc\u062f \u060c \u0634\u0627\u06cc\u062f <code>Users<\/code> \u062c\u062f\u0648\u0644 \u060c \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062c\u0645\u0648\u0639\u0647 \u06af\u0633\u062a\u0631\u062f\u0647 \u0627\u06cc \u0627\u0632 \u0633\u0648\u0627\u0628\u0642 (\u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc SQL \u060c \u0627\u0633\u0646\u0627\u062f \u062f\u0631 NOSQL). \u0627\u06cc\u0646 \u0633\u0648\u0627\u0628\u0642 \u0641\u0642\u0637 \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0634\u0646\u0627\u0648\u0631 \u0646\u06cc\u0633\u062a\u0646\u062f. \u0622\u0646\u0647\u0627 \u0628\u0627\u06cc\u062f \u0633\u0631\u06cc\u0627\u0644 \u0634\u0648\u0646\u062f \u0648 \u0628\u0647 \u0637\u0648\u0631 \u0645\u062f\u0627\u0648\u0645 \u0631\u0648\u06cc \u062f\u06cc\u0633\u06a9 (HDD \u06cc\u0627 SSD) \u0630\u062e\u06cc\u0631\u0647 \u0634\u0648\u0646\u062f.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 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=\"Toggle Table of Content\"><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 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/#The_Slow_Lane_%D8%B2%D9%86%D8%AF%DA%AF%DB%8C_%D8%A8%D8%AF%D9%88%D9%86_%D8%B4%D8%A7%D8%AE%D8%B5_%D8%A7%D8%B3%DA%A9%D9%86_%DA%A9%D8%A7%D9%85%D9%84_%D8%AC%D8%AF%D9%88%D9%84\" >The Slow Lane: \u0632\u0646\u062f\u06af\u06cc \u0628\u062f\u0648\u0646 \u0634\u0627\u062e\u0635 (\u0627\u0633\u06a9\u0646 \u06a9\u0627\u0645\u0644 \u062c\u062f\u0648\u0644)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/#The_Fast_Lane_%D9%85%D8%B9%D8%B1%D9%81%DB%8C_%D8%B4%D8%A7%D8%AE%D8%B5_%D9%87%D8%A7\" >The Fast Lane: \u0645\u0639\u0631\u0641\u06cc \u0634\u0627\u062e\u0635 \u0647\u0627<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/#%DA%86%DA%AF%D9%88%D9%86%D9%87_%D9%BE%D8%B1%D8%B3_%D9%88_%D8%AC%D9%88_%D8%A7%D8%AC%D8%B1%D8%A7_%D9%85%DB%8C_%D8%B4%D9%88%D8%AF_%D8%A8%D8%A7_%D9%81%D9%87%D8%B1%D8%B3%D8%AA\" >\u0686\u06af\u0648\u0646\u0647 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f \u0628\u0627 \u0641\u0647\u0631\u0633\u062a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/#%D8%A8%D8%A7%D8%B2%D9%BE%D8%B1%D8%AF%D8%A7%D8%AE%D8%AA_%D9%85%D9%82%D8%A7%DB%8C%D8%B3%D9%87_%D8%B9%D9%85%D9%84%DA%A9%D8%B1%D8%AF\" >\u0628\u0627\u0632\u067e\u0631\u062f\u0627\u062e\u062a: \u0645\u0642\u0627\u06cc\u0633\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nabfollower.com\/blog\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/#%DA%86%D8%B1%D8%A7_%D8%A7%DB%8C%D9%86_%D8%A8%D8%B1%D8%A7%DB%8C_%D8%B4%D9%85%D8%A7_%D9%85%D9%87%D9%85_%D8%A7%D8%B3%D8%AA%D8%9F\" >\u0686\u0631\u0627 \u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u0634\u0645\u0627 \u0645\u0647\u0645 \u0627\u0633\u062a\u061f<\/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\/%da%86%da%af%d9%88%d9%86%d9%87-%d9%81%d9%87%d8%b1%d8%b3%d8%aa-%d9%87%d8%a7-%d9%88%d8%a7%d9%82%d8%b9%d8%a7%d9%8b-%da%a9%d8%a7%d8%b1-%d9%85%db%8c-%da%a9%d9%86%d9%86%d8%af-%d8%ac%d8%a7%d9%85%d8%b9\/#%D9%BE%D8%A7%DB%8C%D8%A7%D9%86\" >\u067e\u0627\u06cc\u0627\u0646<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"The_Slow_Lane_%D8%B2%D9%86%D8%AF%DA%AF%DB%8C_%D8%A8%D8%AF%D9%88%D9%86_%D8%B4%D8%A7%D8%AE%D8%B5_%D8%A7%D8%B3%DA%A9%D9%86_%DA%A9%D8%A7%D9%85%D9%84_%D8%AC%D8%AF%D9%88%D9%84\"><\/span>\n<p>  The Slow Lane: \u0632\u0646\u062f\u06af\u06cc \u0628\u062f\u0648\u0646 \u0634\u0627\u062e\u0635 (\u0627\u0633\u06a9\u0646 \u06a9\u0627\u0645\u0644 \u062c\u062f\u0648\u0644)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u062d\u0648\u0647 \u0628\u0631\u062e\u0648\u0631\u062f \u062f\u0627\u062f\u0647 \u0647\u0627 \u0628\u0647 \u062f\u06cc\u0633\u06a9 \u0631\u0627 \u062a\u062c\u0633\u0645 \u06a9\u0646\u06cc\u0645. \u0645\u0627 \u0631\u0627 \u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u062f <code>Users<\/code> \u062c\u062f\u0648\u0644:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">CREATE<\/span> <span class=\"k\">TABLE<\/span> <span class=\"n\">Users<\/span> <span class=\"p\">(<\/span>\n    <span class=\"n\">ID<\/span> <span class=\"nb\">INT<\/span> <span class=\"k\">PRIMARY<\/span> <span class=\"k\">KEY<\/span><span class=\"p\">,<\/span> <span class=\"c1\">-- Let's say 4 bytes<\/span>\n    <span class=\"n\">Name<\/span> <span class=\"nb\">VARCHAR<\/span><span class=\"p\">(<\/span><span class=\"mi\">60<\/span><span class=\"p\">),<\/span>   <span class=\"c1\">-- 60 bytes<\/span>\n    <span class=\"n\">Age<\/span> <span class=\"nb\">INT<\/span><span class=\"p\">,<\/span>            <span class=\"c1\">-- 4 bytes<\/span>\n    <span class=\"n\">Bio<\/span> <span class=\"nb\">TEXT<\/span><span class=\"p\">,<\/span>           <span class=\"c1\">-- 128 bytes (can be large!)<\/span>\n    <span class=\"n\">TotalBlogs<\/span> <span class=\"nb\">INT<\/span>      <span class=\"c1\">-- 4 bytes<\/span>\n<span class=\"p\">);<\/span>\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>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\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\u0631 \u0627\u0633\u0627\u0633 \u0627\u06cc\u0646 \u0627\u0646\u062f\u0627\u0632\u0647 \u0647\u0627 \u060c \u0647\u0631 \u0633\u0627\u0628\u0642\u0647 \u06a9\u0627\u0631\u0628\u0631 \u0645\u06cc \u06af\u06cc\u0631\u062f <code>4 + 60 + 4 + 128 + 4 = 200 bytes<\/code> \u0647\u0646\u06af\u0627\u0645 \u0630\u062e\u06cc\u0631\u0647<\/p>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u060c \u062f\u06cc\u0633\u06a9 \u0647\u0627 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0628\u0627\u06cc\u062a \u0631\u0627 \u0646\u0645\u06cc \u062e\u0648\u0627\u0646\u0646\u062f. \u0622\u0646\u0647\u0627 \u0645\u06cc \u062e\u0648\u0627\u0646\u0646\u062f <strong>\u0628\u0644\u0648\u06a9<\/strong> (\u06cc\u0627 \u0635\u0641\u062d\u0627\u062a). \u0627\u0646\u062f\u0627\u0632\u0647 \u0628\u0644\u0648\u06a9 \u0645\u0634\u062a\u0631\u06a9 4KB \u0627\u0633\u062a \u060c \u0627\u0645\u0627 \u0628\u0631\u0627\u06cc \u0633\u0627\u062f\u06af\u06cc \u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0627\u0632 \u0645\u062b\u0627\u0644 \u0645\u062a\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 <strong>600 \u0628\u0627\u06cc\u062a \u062f\u0631 \u0647\u0631 \u0628\u0644\u0648\u06a9<\/strong>\u0628\u0634\u0631<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media2.dev.to\/dynamic\/image\/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fo1s1fn93oufuhyzfam4g.png\" alt=\"\u062a\u062e\u0635\u06cc\u0635\" loading=\"lazy\" width=\"800\" height=\"243\" title=\"\"><\/p>\n<p>\u0627\u06af\u0631 \u0647\u0631 \u0631\u06a9\u0648\u0631\u062f 200 \u0628\u0627\u06cc\u062a \u0628\u0627\u0634\u062f \u0648 \u06cc\u06a9 \u0628\u0644\u0648\u06a9 600 \u0628\u0627\u06cc\u062a \u0628\u0627\u0634\u062f \u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0645\u062a\u0646\u0627\u0633\u0628 \u0628\u0627\u0634\u06cc\u0645 <code>600 \/ 200 = 3<\/code> \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0628\u0644\u0648\u06a9 \u062f\u06cc\u0633\u06a9 \u0648\u0627\u062d\u062f \u062b\u0628\u062a \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media2.dev.to\/dynamic\/image\/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fya29yu423ksecgmmbtwq.png\" alt=\"\u062a\u062e\u0635\u06cc\u0635\" loading=\"lazy\" width=\"600\" height=\"253\" title=\"\"><\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u06af\u0648\u06cc\u06cc\u0645 \u0645\u0627 <code>Users<\/code> \u062c\u062f\u0648\u0644 \u062f\u0627\u0631\u0627\u06cc 100 \u0631\u062f\u06cc\u0641 \u0627\u0633\u062a. \u0628\u0631\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0627\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f \u060c \u0645\u0627 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u0645:<br \/><code>100 rows \/ 3 rows\/block = 33.33 blocks<\/code><br \/>\u0627\u0632 \u0622\u0646\u062c\u0627 \u06a9\u0647 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u06a9\u0633\u0631\u06cc \u0627\u0632 \u0628\u0644\u0648\u06a9 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u0645 \u060c \u0628\u0647 \u0622\u0646 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u0645 <strong>34 \u0628\u0644\u0648\u06a9<\/strong> \u0628\u0631\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u06a9\u0644 \u062c\u062f\u0648\u0644 \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u062a\u0648\u0627\u0644\u06cc.<\/p>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u060c \u0628\u062e\u0634 \u0628\u062d\u0631\u0627\u0646\u06cc: <strong>\u062f\u06cc\u0633\u06a9 I\/O \u06a9\u0646\u062f \u0627\u0633\u062a!<\/strong> \u062e\u0648\u0627\u0646\u062f\u0646 \u0628\u0644\u0648\u06a9 \u0627\u0632 \u062f\u06cc\u0633\u06a9 \u0633\u0641\u0627\u0631\u0634\u0627\u062a \u0628\u0632\u0631\u06af\u06cc \u0646\u0633\u0628\u062a \u0628\u0647 \u062e\u0648\u0627\u0646\u062f\u0646 \u0627\u0632 \u062d\u0627\u0641\u0638\u0647 \u0627\u0633\u062a.<\/p>\n<p>\u0627\u06cc\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">SELECT<\/span> <span class=\"o\">*<\/span> <span class=\"k\">FROM<\/span> <span class=\"n\">Users<\/span> <span class=\"k\">WHERE<\/span> <span class=\"n\">Age<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">23<\/span><span class=\"p\">;<\/span>\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>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\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\u062f\u0648\u0646 \u0634\u0627\u062e\u0635 \u062f\u0631 <code>Age<\/code>\u060c \u0686\u06af\u0648\u0646\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u06cc\u0646 \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u0631\u0627 \u067e\u06cc\u062f\u0627 \u0645\u06cc \u06a9\u0646\u062f\u061f \u0686\u0627\u0631\u0647 \u0627\u06cc \u062c\u0632 \u0627\u0646\u062c\u0627\u0645 \u06cc\u06a9 <strong>\u0627\u0633\u06a9\u0646 \u062c\u062f\u0648\u0644 \u06a9\u0627\u0645\u0644<\/strong>:<\/p>\n<ol>\n<li>  \u0628\u0644\u0648\u06a9 1 \u0631\u0627 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f (\u062d\u0627\u0648\u06cc \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc 1-3) \u0628\u0647 \u062d\u0627\u0641\u0638\u0647.<\/li>\n<li>  \u0628\u0631\u0631\u0633\u06cc \u06a9\u0631\u062f\u0646 <code>Age<\/code> \u0628\u0631\u0627\u06cc \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u0627\u06cc\u0646 3 \u0631\u062f\u06cc\u0641. \u0645\u0633\u0627\u0628\u0642\u0627\u062a \u0631\u0627 \u062d\u0641\u0638 \u06a9\u0646\u06cc\u062f. \u0628\u0644\u0648\u06a9 \u0631\u0627 \u062f\u0648\u0631 \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u062f (\u0627\u0632 \u0646\u0638\u0631 \u0645\u0641\u0647\u0648\u0645\u06cc).<\/li>\n<li>  \u0628\u0644\u0648\u06a9 2 \u0631\u0627 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f (\u062d\u0627\u0648\u06cc \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc 4-6) \u0628\u0647 \u062d\u0627\u0641\u0638\u0647.<\/li>\n<li>  \u0628\u0631\u0631\u0633\u06cc \u06a9\u0631\u062f\u0646 <code>Age<\/code> \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc 4-6. \u0645\u0633\u0627\u0628\u0642\u0627\u062a \u0631\u0627 \u062d\u0641\u0638 \u06a9\u0646\u06cc\u062f. \u0628\u0644\u0648\u06a9 \u0631\u0627 \u062f\u0648\u0631 \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u062f.<\/li>\n<li>  &#8230; \u0628\u0631\u0627\u06cc \u0647\u0645\u0647 \u062a\u06a9\u0631\u0627\u0631 \u06a9\u0646\u06cc\u062f <strong>34 \u0628\u0644\u0648\u06a9<\/strong>\u0628\u0634\u0631<\/li>\n<\/ol>\n<p><img decoding=\"async\" src=\"https:\/\/media2.dev.to\/dynamic\/image\/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F4iluosrcvc09lwwlhxf9.gif\" alt=\"\u062c\u0633\u062a\u062c\u0648 \u062f\u0631 \u062c\u062f\u0648\u0644 \u06a9\u0627\u0645\u0644\" loading=\"lazy\" width=\"1152\" height=\"648\" data-animated=\"true\" title=\"\"><\/p>\n<p>\u062d\u062a\u06cc \u0627\u06af\u0631 \u0641\u0642\u0637 \u062f\u0648 \u06a9\u0627\u0631\u0628\u0631 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f <code>Age = 23<\/code>\u060c \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 <em>\u0647\u0646\u0648\u0632<\/em> \u0645\u062c\u0628\u0648\u0631 \u0628\u0647 \u062e\u0648\u0627\u0646\u062f\u0646 \u0648 \u067e\u0631\u062f\u0627\u0632\u0634 \u0634\u062f <em>\u0647\u0645\u0647 34 \u0628\u0644\u0648\u06a9<\/em> \u0641\u0642\u0637 \u0628\u0631\u0627\u06cc \u06cc\u0627\u0641\u062a\u0646 \u0622\u0646\u0647\u0627 \u0627\u06af\u0631 \u062e\u0648\u0627\u0646\u062f\u0646 \u06cc\u06a9 \u0628\u0644\u0648\u06a9 1 \u062b\u0627\u0646\u06cc\u0647 \u0641\u0631\u0636\u06cc\u0647 \u0631\u0627 \u0645\u06cc \u06af\u06cc\u0631\u062f (\u0637\u0628\u0642 \u062a\u0635\u0648\u06cc\u0631 \u0645\u062a\u0646 &#8211; \u062f\u0631 \u0648\u0627\u0642\u0639\u06cc\u062a \u0628\u0633\u06cc\u0627\u0631 \u0633\u0631\u06cc\u0639\u062a\u0631 \u0627\u0633\u062a \u060c \u0627\u0645\u0627 \u0627\u0635\u0644 \u0622\u0646 \u0631\u0627 \u062d\u0641\u0638 \u0645\u06cc \u06a9\u0646\u062f) \u060c \u0627\u06cc\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0637\u0648\u0644 \u0645\u06cc \u06a9\u0634\u062f <strong>34 \u062b\u0627\u0646\u06cc\u0647<\/strong>\u0628\u0634\u0631 \u0627\u06cc\u0646 \u062f\u0631\u062f\u0646\u0627\u06a9 \u0627\u0633\u062a<\/p>\n<h3><span class=\"ez-toc-section\" id=\"The_Fast_Lane_%D9%85%D8%B9%D8%B1%D9%81%DB%8C_%D8%B4%D8%A7%D8%AE%D8%B5_%D9%87%D8%A7\"><\/span>\n<p>  The Fast Lane: \u0645\u0639\u0631\u0641\u06cc \u0634\u0627\u062e\u0635 \u0647\u0627<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u06cc\u06a9 \u0641\u0647\u0631\u0633\u062a \u062f\u0631 \u0627\u0635\u0644 a \u0627\u0633\u062a <strong>\u062c\u062f\u0648\u0644 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u060c \u06a9\u0648\u0686\u06a9\u062a\u0631 \u0648 \u0645\u062e\u0635\u0648\u0635 \u0633\u0627\u062e\u062a\u0627\u0631 \u06cc\u0627\u0641\u062a\u0647<\/strong> \u0627\u06cc\u0646 \u0645\u0627\u0646\u0646\u062f \u06cc\u06a9 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u0633\u0631\u06cc\u0639 \u0628\u0631\u0627\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0627\u0635\u0644\u06cc \u062c\u062f\u0648\u0644 \u0634\u0645\u0627 \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 \u0633\u062a\u0648\u0646 \u0641\u0647\u0631\u0633\u062a \u0628\u0646\u062f\u06cc \u0634\u062f\u0647 \u0648 \u06cc\u06a9 \u0646\u0634\u0627\u0646\u06af\u0631 (\u0645\u0627\u0646\u0646\u062f \u0634\u0646\u0627\u0633\u0647 \u0631\u062f\u06cc\u0641 \u06cc\u0627 \u06a9\u0644\u06cc\u062f \u0627\u0635\u0644\u06cc) \u0631\u0627 \u0628\u0647 \u0631\u062f\u06cc\u0641 \u062f\u0627\u062f\u0647 \u0648\u0627\u0642\u0639\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u06cc\u06a9 \u0641\u0647\u0631\u0633\u062a \u062f\u0631 \u0645\u0627 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 <code>Age<\/code> \u0633\u062a\u0648\u0646:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">CREATE<\/span> <span class=\"k\">INDEX<\/span> <span class=\"n\">idx_users_age<\/span> <span class=\"k\">ON<\/span> <span class=\"n\">Users<\/span><span class=\"p\">(<\/span><span class=\"n\">Age<\/span><span class=\"p\">);<\/span>\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>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\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 <code>idx_users_age<\/code> \u0634\u0627\u062e\u0635 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0686\u06cc\u0632\u06cc \u0634\u0628\u06cc\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0641\u0647\u0648\u0645\u06cc \u0628\u0627\u0634\u062f (\u0627\u063a\u0644\u0628 \u062f\u0631 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u062a\u0631\u06cc \u0645\u0627\u0646\u0646\u062f \u062f\u0631\u062e\u062a\u0627\u0646 B \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u062f \u060c \u0627\u0645\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0633\u0627\u062f\u0647 \u0634\u0648\u062f):<\/p>\n<div class=\"table-wrapper-paragraph\">\n<table>\n<thead>\n<tr>\n<th>\u067e\u06cc\u0631\u06cc<\/th>\n<th>\u0634\u0646\u0627\u0633\u0647 \u0631\u062f\u06cc\u0641 (\u0627\u0634\u0627\u0631\u0647 \u06af\u0631)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>21<\/td>\n<td>2<\/td>\n<\/tr>\n<tr>\n<td>21<\/td>\n<td>7<\/td>\n<\/tr>\n<tr>\n<td>22<\/td>\n<td>3<\/td>\n<\/tr>\n<tr>\n<td>22<\/td>\n<td>5<\/td>\n<\/tr>\n<tr>\n<td><strong>23<\/strong><\/td>\n<td><strong>1<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>23<\/strong><\/td>\n<td><strong>4<\/strong><\/td>\n<\/tr>\n<tr>\n<td>24<\/td>\n<td>6<\/td>\n<\/tr>\n<tr>\n<td>&#8230;<\/td>\n<td>&#8230;<\/td>\n<\/tr>\n<tr>\n<td>(\u0637\u0628\u0642\u0647 \u0628\u0646\u062f\u06cc \u0634\u062f\u0647 \u0628\u0631\u0627\u0633\u0627\u0633 \u0633\u0646)<\/td>\n<td\/>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>\u062e\u0635\u0648\u0635\u06cc\u0627\u062a \u06a9\u0644\u06cc\u062f\u06cc:<\/strong><\/p>\n<ol>\n<li> <strong>\u06a9\u0648\u0686\u06a9\u062a\u0631:<\/strong> \u0647\u0631 \u0648\u0631\u0648\u062f\u06cc \u0641\u0647\u0631\u0633\u062a \u0641\u0642\u0637 \u062d\u0627\u0648\u06cc \u0645\u0642\u062f\u0627\u0631 \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0634\u062f\u0647 \u0627\u0633\u062a (<code>Age<\/code>\u060c 4 \u0628\u0627\u06cc\u062a) \u0648 \u0627\u0634\u0627\u0631\u0647 \u06af\u0631 (<code>ID<\/code>\u060c 4 \u0628\u0627\u06cc\u062a) = <strong>8 \u0628\u0627\u06cc\u062a<\/strong>\u0628\u0634\u0631 \u0628\u0633\u06cc\u0627\u0631 \u06a9\u0648\u0686\u06a9\u062a\u0631 \u0627\u0632 \u0631\u06a9\u0648\u0631\u062f \u06a9\u0627\u0645\u0644 200 \u0628\u0627\u06cc\u062a!<\/li>\n<li> <strong>\u0645\u0631\u062a\u0628 \u0634\u062f\u0647:<\/strong> \u0627\u06cc\u0646 \u0634\u0627\u062e\u0635 \u062a\u0648\u0633\u0637 \u0645\u0642\u062f\u0627\u0631 \u0641\u0647\u0631\u0633\u062a \u0628\u0646\u062f\u06cc \u0634\u062f\u0647 \u0637\u0628\u0642\u0647 \u0628\u0646\u062f\u06cc \u0645\u06cc \u0634\u0648\u062f (<code>Age<\/code>). \u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u0633\u0631\u06cc\u0639 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a.<\/li>\n<\/ol>\n<p>\u062d\u0627\u0644 \u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0627\u0646\u062f\u0627\u0632\u0647 \u0627\u06cc\u0646 \u0634\u0627\u062e\u0635 \u0631\u0627 \u0628\u0631\u0627\u06cc \u062c\u062f\u0648\u0644 100 \u0631\u062f\u06cc\u0641 \u0645\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u0645:<br \/><code>100 entries * 8 bytes\/entry = 800 bytes<\/code>\u0628\u0634\u0631<\/p>\n<p>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0628\u0644\u0648\u06a9 \u0647\u0627\u06cc 600 \u0628\u0627\u06cc\u062a \u0645\u0627 \u060c \u0686\u0646\u062f \u0628\u0644\u0648\u06a9 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f <em>\u0641\u0647\u0631\u0633\u062a<\/em> \u0646\u06cc\u0627\u0632\u061f<br \/><code>800 bytes \/ 600 bytes\/block = 1.33 blocks<\/code>  -> <strong>2 \u0628\u0644\u0648\u06a9<\/strong>\u0628\u0634\u0631<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%DA%86%DA%AF%D9%88%D9%86%D9%87_%D9%BE%D8%B1%D8%B3_%D9%88_%D8%AC%D9%88_%D8%A7%D8%AC%D8%B1%D8%A7_%D9%85%DB%8C_%D8%B4%D9%88%D8%AF_%D8%A8%D8%A7_%D9%81%D9%87%D8%B1%D8%B3%D8%AA\"><\/span>\n<p>  \u0686\u06af\u0648\u0646\u0647 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f <em>\u0628\u0627<\/em> \u0641\u0647\u0631\u0633\u062a<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u062f\u0648\u0628\u0627\u0631\u0647 \u0647\u0645\u0627\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u0645:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight sql\"><code><span class=\"k\">SELECT<\/span> <span class=\"o\">*<\/span> <span class=\"k\">FROM<\/span> <span class=\"n\">Users<\/span> <span class=\"k\">WHERE<\/span> <span class=\"n\">Age<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">23<\/span><span class=\"p\">;<\/span>\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>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\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 \u0628\u0627\u0631 \u060c \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u06cc\u0632 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0628\u0627\u0646\u06a9 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0641\u0647\u0631\u0633\u062a \u0631\u0627 \u0645\u06cc \u0628\u06cc\u0646\u062f <code>Age<\/code> \u0648 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<ol>\n<li> <strong>\u0641\u0647\u0631\u0633\u062a \u0631\u0627 \u0627\u0633\u06a9\u0646 \u06a9\u0646\u06cc\u062f:<\/strong> \u0628\u0647 \u062c\u0627\u06cc \u0627\u0633\u06a9\u0646 \u062c\u062f\u0648\u0644 \u0627\u0635\u0644\u06cc \u060c \u0627\u0633\u06a9\u0646 \u0645\u06cc \u06a9\u0646\u062f <em>\u06a9\u0648\u0686\u06a9<\/em> \u0641\u0647\u0631\u0633\u062a \u0627\u0632 \u0622\u0646\u062c\u0627 \u06a9\u0647 \u0627\u06cc\u0646 \u0634\u0627\u062e\u0635 \u0637\u0628\u0642\u0647 \u0628\u0646\u062f\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a \u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0633\u0631\u0639\u062a \u062a\u0645\u0627\u0645 \u0648\u0631\u0648\u062f\u06cc \u0647\u0627 \u0631\u0627 \u067e\u06cc\u062f\u0627 \u06a9\u0646\u062f <code>Age = 23<\/code>\u0628\u0634\u0631 \u062f\u0631 \u0628\u062f\u062a\u0631\u06cc\u0646 \u062d\u0627\u0644\u062a (\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062f\u0644 \u0627\u0633\u06a9\u0646 \u0633\u0627\u062f\u0647 \u0645\u062a\u0646) \u060c \u06a9\u0644 \u0641\u0647\u0631\u0633\u062a \u0631\u0627 \u0645\u06cc \u062e\u0648\u0627\u0646\u062f. \u0686\u0646\u062f \u0628\u0644\u0648\u06a9 \u0627\u0633\u062a\u061f \u0639\u0627\u062f\u0644 <strong>2 \u0628\u0644\u0648\u06a9<\/strong>\u0628\u0634\u0631\n<ul>\n<li><em>(\u062a\u0648\u062c\u0647 \u0628\u0647 \u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc: \u0628\u0627\u0646\u06a9\u0647\u0627\u06cc \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0648\u0627\u0642\u0639\u06cc \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0631\u062e\u062a\u0627\u0646 B \u062d\u062a\u06cc \u0628\u0627\u0647\u0648\u0634 \u062a\u0631 \u0647\u0633\u062a\u0646\u062f \u0648 \u0627\u063a\u0644\u0628 \u0646\u06cc\u0627\u0632\u06cc \u0628\u0647 \u062e\u0648\u0627\u0646\u062f\u0646 \u0647\u0645\u0647 \u0628\u0644\u0648\u06a9 \u0647\u0627\u06cc \u0634\u0627\u062e\u0635 \u0646\u062f\u0627\u0631\u0646\u062f \u060c \u0627\u0645\u0627 \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0647 \u0645\u062f\u0644 \u0633\u0627\u062f\u0647 \u0628\u0686\u0633\u0628\u06cc\u0645.)<\/em><\/li>\n<\/ul>\n<\/li>\n<li> <strong>\u0634\u0646\u0627\u0633\u0647 \u0647\u0627\u06cc \u0631\u062f\u06cc\u0641 \u0645\u0631\u0628\u0648\u0637\u0647 \u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u062f:<\/strong> \u0627\u0632 \u0627\u0633\u06a9\u0646 \u0634\u0627\u062e\u0635 \u060c \u0628\u0627\u0646\u06a9 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0646\u0634\u0627\u0646\u06af\u0631\u0647\u0627\u06cc\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0641 \u0647\u0627 \u067e\u06cc\u062f\u0627 \u0645\u06cc \u06a9\u0646\u062f <code>Age = 23<\/code>\u0628\u0634\u0631 \u062f\u0631 \u0645\u062b\u0627\u0644 \u0645\u0627 \u060c \u0627\u06cc\u0646 \u0645\u06cc \u0634\u0648\u062f <code>Row ID 1<\/code> \u0648\u062a <code>Row ID 4<\/code>\u0628\u0634\u0631<\/li>\n<li> <strong>\u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc:<\/strong> \u0627\u06a9\u0646\u0648\u0646 \u060c \u0628\u0627 \u062f\u0627\u0634\u062a\u0646 \u0634\u0646\u0627\u0633\u0647 \u0647\u0627\u06cc \u0631\u062f\u06cc\u0641 \u062e\u0627\u0635 \u060c \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0645\u06cc \u0631\u0648\u062f <em>\u0645\u0633\u062a\u0642\u06cc\u0645\u0627<\/em> \u0628\u0647 \u0628\u0644\u0648\u06a9 \u0647\u0627\u06cc \u062c\u062f\u0648\u0644 \u0627\u0635\u0644\u06cc \u062d\u0627\u0648\u06cc \u0622\u0646 \u0631\u062f\u06cc\u0641 \u0647\u0627.\n<ul>\n<li>\u0631\u062f\u06cc\u0641 \u0634\u0646\u0627\u0633\u0647 1 \u062f\u0631 \u0628\u0644\u0648\u06a9 1 \u0627\u0633\u062a. \u0628\u0644\u0648\u06a9 1 \u0631\u0627 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f (<strong>1 \u0628\u0644\u0648\u06a9 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f<\/strong>).<\/li>\n<li>Row ID 4 \u062f\u0631 \u0628\u0644\u0648\u06a9 2 \u0627\u0633\u062a. \u0628\u0644\u0648\u06a9 2 \u0631\u0627 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f (<strong>1 \u0628\u0644\u0648\u06a9 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f<\/strong>).<\/li>\n<\/ul>\n<\/li>\n<li> <strong>\u0646\u062a\u0627\u06cc\u062c \u0628\u0627\u0632\u06af\u0634\u062a:<\/strong> \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u06a9\u0627\u0645\u0644 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0641 \u0647\u0627\u06cc 1 \u0648 4 \u062c\u0645\u0639 \u0622\u0648\u0631\u06cc \u06a9\u0631\u062f\u0647 \u0648 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u062f.<\/li>\n<\/ol>\n<p><img decoding=\"async\" src=\"https:\/\/media2.dev.to\/dynamic\/image\/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Ftfrki0mgmkfhbkoof0lq.gif\" alt=\"\u06cc\u0627\u0641\u062a\u0646 \u0641\u0647\u0631\u0633\u062a \" loading=\"lazy\" width=\"1152\" height=\"648\" data-animated=\"true\" title=\"\"><\/p>\n<p>\u06a9\u0644 \u0628\u0644\u0648\u06a9 \u0647\u0627\u06cc \u062f\u06cc\u0633\u06a9 \u062e\u0648\u0627\u0646\u062f\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0627\u06cc\u0646 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0641\u0647\u0631\u0633\u062a \u0628\u0646\u062f\u06cc \u0634\u062f\u0647:<br \/><code>2 blocks (for index scan) + 1 block (for row 1) + 1 block (for row 4) = **4 blocks**<\/code>\u0628\u0634\u0631<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%D8%A8%D8%A7%D8%B2%D9%BE%D8%B1%D8%AF%D8%A7%D8%AE%D8%AA_%D9%85%D9%82%D8%A7%DB%8C%D8%B3%D9%87_%D8%B9%D9%85%D9%84%DA%A9%D8%B1%D8%AF\"><\/span>\n<p>  \u0628\u0627\u0632\u067e\u0631\u062f\u0627\u062e\u062a: \u0645\u0642\u0627\u06cc\u0633\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<strong>\u0628\u062f\u0648\u0646 \u0641\u0647\u0631\u0633\u062a:<\/strong> 34 \u0628\u0644\u0648\u06a9 \u062e\u0648\u0627\u0646\u062f\u0647 \u0634\u062f\u0647 (34 \u062b\u0627\u0646\u06cc\u0647 \u0641\u0631\u0636\u06cc)<\/li>\n<li>\n<strong>\u0628\u0627 \u0641\u0647\u0631\u0633\u062a:<\/strong> 4 \u0628\u0644\u0648\u06a9 \u0645\u06cc \u062e\u0648\u0627\u0646\u062f (4 \u062b\u0627\u0646\u06cc\u0647 \u0641\u0631\u0636\u06cc)<\/li>\n<\/ul>\n<p>\u0627\u06cc\u0646 \u06cc\u06a9 \u0627\u0633\u062a <strong>\u0628\u0647\u0628\u0648\u062f \u0639\u0645\u0644\u06a9\u0631\u062f 8x<\/strong> \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644 \u0633\u0627\u062f\u0647 \u060c \u0641\u0642\u0637 \u0628\u0627 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0631\u062f\u0646 \u06cc\u06a9 \u0641\u0647\u0631\u0633\u062a! \u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u062f\u0646\u06cc\u0627\u06cc \u0648\u0627\u0642\u0639\u06cc \u0628\u0627 \u062c\u062f\u0627\u0648\u0644 \u0628\u0632\u0631\u06af\u062a\u0631 \u0648 \u0646\u0645\u0627\u06cc\u0634 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u062a\u0631 \u060c \u062a\u0641\u0627\u0648\u062a \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u062d\u062a\u06cc \u0686\u0634\u0645\u06af\u06cc\u0631\u062a\u0631 \u0628\u0627\u0634\u062f (100x \u060c 1000x \u06cc\u0627 \u0628\u06cc\u0634\u062a\u0631!).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%DA%86%D8%B1%D8%A7_%D8%A7%DB%8C%D9%86_%D8%A8%D8%B1%D8%A7%DB%8C_%D8%B4%D9%85%D8%A7_%D9%85%D9%87%D9%85_%D8%A7%D8%B3%D8%AA%D8%9F\"><\/span>\n<p>  \u0686\u0631\u0627 \u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u0634\u0645\u0627 \u0645\u0647\u0645 \u0627\u0633\u062a\u061f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li> <strong>\u06a9\u0627\u0647\u0634 \u062f\u06cc\u0633\u06a9 I\/O:<\/strong> \u0627\u06cc\u0646 \u067e\u06cc\u0631\u0648\u0632\u06cc \u0627\u0635\u0644\u06cc \u0627\u0633\u062a. \u0634\u0627\u062e\u0635 \u0647\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0686\u0634\u0645\u06af\u06cc\u0631\u06cc \u062a\u0639\u062f\u0627\u062f \u0628\u0644\u0648\u06a9 \u0647\u0627\u06cc \u062e\u0648\u0627\u0646\u062f\u0647 \u0634\u062f\u0647 \u0627\u0632 \u0630\u062e\u06cc\u0631\u0647 \u062f\u06cc\u0633\u06a9 \u0622\u0647\u0633\u062a\u0647 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc \u062f\u0647\u0646\u062f.<\/li>\n<li> <strong>Targeted Reads:<\/strong> \u0628\u0647 \u062c\u0627\u06cc \u0627\u0633\u06a9\u0646 \u06a9\u0648\u0631\u06a9\u0648\u0631\u0627\u0646\u0647 \u0647\u0645\u0647 \u0686\u06cc\u0632 \u060c \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0641\u0647\u0631\u0633\u062a \u0628\u0631\u0627\u06cc \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f <em>\u062f\u0642\u06cc\u0642\u0627\u064b<\/em> \u06a9\u062f\u0627\u0645 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0628\u0647 \u0622\u0646 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u0646\u062f.<\/li>\n<li> <strong>\u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u06cc\u0632\u06cc \u067e\u0631\u0633 \u0648 \u062c\u0648:<\/strong> \u062f\u0631\u06a9 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u06cc\u0632 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0634\u0645\u0627 <em>\u06a9\u0648\u0634\u0634 \u06a9\u0631\u062f\u0646<\/em> \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0634\u0627\u062e\u0635 \u0647\u0627 \u0628\u0631\u0627\u06cc \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc \u062e\u0648\u062f <code>WHERE<\/code>\u0628\u0627 <code>JOIN ON<\/code>\u0628\u0627 <code>ORDER BY<\/code>\u060c \u0648 \u06af\u0627\u0647\u06cc <code>GROUP BY<\/code> \u0628\u0646\u062f\u0647\u0627<\/li>\n<li> <strong>\u0627\u0646\u062a\u062e\u0627\u0628 \u0641\u0647\u0631\u0633\u062a:<\/strong> \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0647\u0627 \u062f\u0631 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062a\u0646\u0648\u0639 \u0647\u0633\u062a\u0646\u062f (\u0627\u0646\u062a\u062e\u0627\u0628 \u0628\u0627\u0644\u0627) \u0628\u0647 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0648\u062c\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f. \u0646\u0645\u0627\u06cc\u0647 \u0633\u0627\u0632\u06cc <code>gender<\/code> \u0633\u062a\u0648\u0646 \u0628\u0627 &#8220;M&#8221; \u060c &#8220;F&#8221; \u060c &#8220;\u062f\u06cc\u06af\u0631&#8221; \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u06a9\u0645\u062a\u0631 \u0627\u0632 \u0646\u0645\u0627\u06cc\u0647 \u0633\u0627\u0632\u06cc \u06cc\u06a9 \u0645\u0624\u062b\u0631 \u0628\u0627\u0634\u062f <code>email<\/code> \u0633\u062a\u0648\u0646.<\/li>\n<li> <strong>\u062a\u062c\u0627\u0631\u062a:<\/strong> \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0647\u0627 \u0631\u0627\u06cc\u06af\u0627\u0646 \u0646\u06cc\u0633\u062a\u0646\u062f! \u0622\u0646\u0647\u0627 \u0641\u0636\u0627\u06cc \u062f\u06cc\u0633\u06a9 \u0631\u0627 \u0645\u0635\u0631\u0641 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0648 \u06a9\u0645\u06cc \u06a9\u0646\u062f \u0645\u06cc \u0634\u0648\u0646\u062f <code>INSERT<\/code>\u0628\u0627 <code>UPDATE<\/code>\u0648\u062a <code>DELETE<\/code> \u0639\u0645\u0644\u06cc\u0627\u062a \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0627\u06cc\u0646\u06a9\u0647 \u0634\u0627\u062e\u0635 \u0646\u06cc\u0632 \u0628\u0627\u06cc\u062f \u0628\u0647 \u0631\u0648\u0632 \u0634\u0648\u062f. \u0641\u0647\u0631\u0633\u062a \u0647\u0627\u06cc \u062e\u0648\u062f \u0631\u0627 \u0628\u0627 \u0639\u0627\u0642\u0644\u0627\u0646\u0647 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u062e\u0648\u0627\u0646\u062f\u0647 \u0634\u062f\u0647 \u062e\u0648\u062f \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f.<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"%D9%BE%D8%A7%DB%8C%D8%A7%D9%86\"><\/span>\n<p>  \u067e\u0627\u06cc\u0627\u0646<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646\u062f\u06a9\u0633 \u0647\u0627 \u06cc\u06a9 \u06af\u0644\u0648\u0644\u0647 \u0646\u0642\u0631\u0647 \u0627\u06cc \u0646\u06cc\u0633\u062a\u0646\u062f \u060c \u0627\u0645\u0627 \u0645\u0637\u0645\u0626\u0646\u0627\u064b \u0622\u0646\u0647\u0627 \u062a\u0623\u062b\u06cc\u0631\u06af\u0630\u0627\u0631\u062a\u0631\u06cc\u0646 \u0627\u0628\u0632\u0627\u0631 \u0628\u0631\u0627\u06cc \u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f \u062e\u0648\u0627\u0646\u062f\u0646 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0647\u0633\u062a\u0646\u062f. \u0628\u0627 \u0627\u06cc\u062c\u0627\u062f \u0627\u06cc\u0646 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u06a9\u0648\u0686\u06a9\u062a\u0631 \u0648 \u0645\u0631\u062a\u0628 \u0633\u0627\u0632\u06cc \u0634\u062f\u0647 \u060c \u0645\u0627 \u0628\u0647 \u0634\u062f\u062a \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0627\u0633\u06a9\u0646 \u0647\u0627\u06cc \u067e\u0631 \u0647\u0632\u06cc\u0646\u0647 \u06a9\u0627\u0645\u0644 \u062c\u062f\u0648\u0644 \u060c \u0628\u0647 \u062d\u062f\u0627\u0642\u0644 \u0631\u0633\u0627\u0646\u062f\u0646 \u062f\u06cc\u0633\u06a9 I\/O \u0648 \u0633\u0627\u062e\u062a\u0646 \u0646\u0645\u0627\u06cc\u0634 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u062e\u0648\u062f \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc \u062f\u0647\u06cc\u0645.<\/p>\n<p>\u062f\u0641\u0639\u0647 \u0628\u0639\u062f \u06a9\u0647 \u0628\u0627 \u06cc\u06a9 \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0622\u0647\u0633\u062a\u0647 \u0631\u0648\u0628\u0631\u0648 \u0645\u06cc \u0634\u0648\u06cc\u062f \u060c \u0641\u0642\u0637 \u0633\u062e\u062a \u0627\u0641\u0632\u0627\u0631 \u0628\u06cc\u0634\u062a\u0631\u06cc \u0631\u0627 \u062f\u0631 \u0622\u0646 \u0642\u0631\u0627\u0631 \u0646\u062f\u0647\u06cc\u062f. \u062a\u062c\u0632\u06cc\u0647 \u0648 \u062a\u062d\u0644\u06cc\u0644 \u0628\u0631\u0646\u0627\u0645\u0647 \u067e\u0631\u0633 \u0648 \u062c\u0648 (<code>EXPLAIN ANALYZE<\/code>) \u060c \u062e\u0648\u062f \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f <code>WHERE<\/code> \u0648\u062a <code>JOIN<\/code> \u0628\u0646\u062f\u0647\u0627 \u060c \u0648 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0627\u0632 \u0641\u0647\u0631\u0633\u062a \u0647\u0627\u06cc \u0645\u0646\u0627\u0633\u0628 \u062f\u0631 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc \u0633\u0645\u062a \u0631\u0627\u0633\u062a \u0628\u0631\u062e\u0648\u0631\u062f\u0627\u0631 \u0647\u0633\u062a\u06cc\u062f. \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u0634\u0645\u0627 (\u0648 \u0633\u0631\u0648\u0631\u0647\u0627\u06cc \u0634\u0645\u0627) \u0627\u0632 \u0634\u0645\u0627 \u062a\u0634\u06a9\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f.<br \/>\u0627\u0639\u062a\u0628\u0627\u0631: Arpit Bhayani<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u062e\u0648\u0628 \u060c \u0645\u0627 \u0645\u06cc \u062f\u0627\u0646\u06cc\u0645 \u06a9\u0647 \u0641\u0647\u0631\u0633\u062a \u0647\u0627 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0633\u0631\u06cc\u0639\u062a\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f. \u0627\u0645\u0627 \u0686\u0631\u0627\u061f \u0627\u06cc\u0646 \u0641\u0642\u0637 \u062c\u0627\u062f\u0648 \u0646\u06cc\u0633\u062a \u061b \u0627\u06cc\u0646 \u062f\u0631 \u0645\u0648\u0631\u062f \u062d\u0631\u06a9\u062a \u06a9\u0627\u0631\u0622\u0645\u062f \u062f\u0631 \u0646\u062d\u0648\u0647 \u0630\u062e\u06cc\u0631\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u062c\u0633\u0645\u06cc \u0648 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u0632\u0627\u0646 \u06a9\u0627\u0631\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0627\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f \u060c \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635 \u0647\u0646\u06af\u0627\u0645 \u062e\u0648\u0627\u0646\u062f\u0646 \u0627\u0632 \u062f\u06cc\u0633\u06a9. \u0628\u0647 \u062c\u062f\u0648\u0644 \u067e\u0627\u06cc\u06af\u0627\u0647 &hellip;<\/p>\n","protected":false},"author":2,"featured_media":104213,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/media2.dev.to\/dynamic\/image\/width=1000,height=500,fit=cover,gravity=auto,format=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fj9fh8omwp49x11y9dtod.gif","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-104212","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\/104212","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=104212"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/104212\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/104213"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=104212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=104212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=104212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}