{"version":"1.0","provider_name":"Ez Knowledge Vietnamese - Latest in AI &amp; Software Innovation","provider_url":"https:\/\/www.ez-knowledge.com\/vi","author_name":"vpadmin","author_url":"https:\/\/www.ez-knowledge.com\/vi\/author\/vpadmin\/","title":"\u0110\u1ea1t \u0111\u01b0\u1ee3c d\u1ea1ng chu\u1ea9n th\u1ee9 ba m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t \ud83d\ude80","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"Blszgt6k7r\"><a href=\"https:\/\/www.ez-knowledge.com\/vi\/achieving-third-normal-form-performance\/\">H\u01b0\u1edbng d\u1eabn ERD: \u0110\u1ea1t \u0111\u01b0\u1ee3c d\u1ea1ng chu\u1ea9n th\u1ee9 ba m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.ez-knowledge.com\/vi\/achieving-third-normal-form-performance\/embed\/#?secret=Blszgt6k7r\" width=\"600\" height=\"338\" title=\"&#8220;H\u01b0\u1edbng d\u1eabn ERD: \u0110\u1ea1t \u0111\u01b0\u1ee3c d\u1ea1ng chu\u1ea9n th\u1ee9 ba m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t&#8221; &#8212; Ez Knowledge Vietnamese - Latest in AI &amp; Software Innovation\" data-secret=\"Blszgt6k7r\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.ez-knowledge.com\/vi\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.ez-knowledge.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/third-normal-form-performance-balance-infographic.jpg","thumbnail_width":1664,"thumbnail_height":928,"description":"H\u1ecdc c\u00e1ch thi\u1ebft k\u1ebf c\u00e1c s\u01a1 \u0111\u1ed3 ERD hi\u1ec7u qu\u1ea3 \u1edf d\u1ea1ng chu\u1ea9n th\u1ee9 ba. C\u00e2n b\u1eb1ng gi\u1eefa t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u v\u00e0 t\u1ed1c \u0111\u1ed9 truy v\u1ea5n m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u01a1 s\u1edf d\u1eef li\u1ec7u."}