{"version":"1.0","provider_name":"Cybermedian","provider_url":"https:\/\/www.cybermedian.com\/vn","author_name":"vpadmin","author_url":"https:\/\/www.cybermedian.com\/vn\/author\/vpadmin\/","title":"H\u1ecdc v\u1ec1 s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n - Cybermedian","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"5wq6u6mjCm\"><a href=\"https:\/\/www.cybermedian.com\/vn\/10698-2\/\">H\u1ecdc v\u1ec1 s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.cybermedian.com\/vn\/10698-2\/embed\/#?secret=5wq6u6mjCm\" width=\"600\" height=\"338\" title=\"&#8220;H\u1ecdc v\u1ec1 s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n&#8221; &#8212; Cybermedian\" data-secret=\"5wq6u6mjCm\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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.cybermedian.com\/vn\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.cybermedian.com\/vn\/wp-content\/uploads\/sites\/14\/2026\/02\/img_6400706d152a8.png","thumbnail_width":566,"thumbnail_height":348,"description":"Entity Relationship (ER) diagrams provide a powerful way to visually represent the data requirements of a system and the relationships between different entities. They are particularly useful in database design, where understanding the relationships between various entities is critical to creating an efficient and effective database structure. ER diagrams help to identify the different entities, their attributes, and the relationships that exist between them, providing a comprehensive overview of the data model."}